Left Turn Sign (W1-1L) LEFT TURN SIGN (W1-1L)
The Left Turn Sign (W1-1L) may be used in advance of a turn to the left where the recommended speed on the turn is 30 MPH or less, and this recommended speed is equal to or less than the legal speed limit. The W1-1L sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.  Where a W1-1L sign is warranted, other delineation may be used on the outside of the turn.

Right Turn Sign (W1-1R) RIGHT TURN SIGN (W1-1R)
The Right Turn Sign (W1-1R) may be used in advance of a turn to the right where the recommended speed on the turn is 30 MPH or less, and this recommended speed is equal to or less than the legal speed limit. The W1-1L sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.  Where a W1-1L sign is warranted, other delineation may be used on the outside of the turn.

Left Turn With Side Road Right Sign (W1-1LR) LEFT TURN WITH SIDE ROAD RIGHT SIGN (W1-1LR)
The Left Turn With Side Road Right Sign (W1-1LR) may be used in advance of a turn to the left where the recommended speed on the turn is 30 MPH or less and equal to or less than the legal speed limit, and where a side road exists to the right.  The side road may be positioned along the shaft of the arrow to properly depict the location of the intersection.  The W1-1LR sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.  When a W1-1LR sign is warranted, other delineation may be used on the outside of the turn.

Left Turn With Side Road Straight Ahead Sign (W1-1LS) LEFT TURN WITH SIDE ROAD STRAIGHT AHEAD SIGN (W1-1LS)
The Left Turn With Side Road Straight Ahead Sign (W1-1LS) may be used in advance of a turn to the left where the recommended speed on the turn is 30 MPH or less and equal to or less than the legal speed limit, and where a side road exists straight ahead.  The side road may be positioned along the shaft of the arrow to properly depict the location of the intersection.  The W1-1LS sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.  When a W1-1LS sign is warranted, other delineation may be used on the outside of the turn.

Right Turn With Side Road Left Sign (W1-1RL) RIGHT TURN WITH SIDE ROAD LEFT SIGN (W1-1RL)
The Right Turn With Side Road Left Sign (W1-1RL) may be used in advance of a turn to the right where the recommended speed on the turn is 30 MPH or less and equal to or less than the legal speed limit, and where a side road exists to the left.  The side road may be positioned along the shaft of the arrow to properly depict the location of the intersection.  The W1-1RL sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.  When a W1-1RL sign is warranted, other delineation may be used on the outside of the turn.

Right Turn With Side Road Straight Ahead Sign (W1-1RS) RIGHT TURN WITH SIDE ROAD STRAIGHT AHEAD SIGN (W1-1RS)
The Right Turn With Side Road Straight Ahead Sign (W1-1RS) may be used in advance of a turn to the right where the recommended speed on the turn is 30 MPH or less and equal to or less than the legal speed limit, and where a side road exists straight ahead.  The side road may be positioned along the shaft of the arrow to properly depict the location of the intersection.  The W1-1LS sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.  When a W1-1LS sign is warranted, other delineation may be used on the outside of the turn.

Left Curve Sign (W1-2L) LEFT CURVE SIGN (W1-2L)
The Left Curve Sign (W1-2L) may be used in advance of a curve to the left where the recommended speed on the curve is greater than 30 MPH but lass than or equal to the legal speed limit.  The W1-2L sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Right Curve Sign (W1-2R) RIGHT CURVE SIGN (W1-2R)
The Right Curve Sign (W1-2R) may be used in advance of a curve to the right where the recommended speed on the curve is greater than 30 MPH but lass than or equal to the legal speed limit.  The W1-2R sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Left Reverse Turn Sign (W1-3L) LEFT REVERSE TURN SIGN (W1-3L)
The Left Reverse Turn Sign (W1-3L) shall be authorized for use where two turns or a curve and a turn in opposite directions as defined in the warrants for Turn (W1-1R) and Curve (W1-2R) signs are separated by a tangent of less than 600 feet.  It shall be used when the first turn or curve is to the left.  The W1-3L sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Right Reverse Turn Sign (W1-3R) RIGHT REVERSE TURN SIGN (W1-3R)
The Right Reverse Turn Sign (W1-3R) shall be authorized for use where two turns or a curve and a turn in opposite directions as defined in the warrants for Turn (W1-1R) and Curve (W1-2R) signs are separated by a tangent of less than 600 feet.  It shall be used when the first turn or curve is to the right.  The W1-3R sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Left Reverse Curve Sign (W1-4L) LEFT REVERSE CURVE SIGN (W1-4L)
The Left Reverse Curve Sign (W1-4L) shall be authorized for use where two curves in opposite directions, as defined in the warrants for Curve Sign (W1-2R), are separated by a tangent of less than 600 feet.  It shall be used when the first curve is to the left.  The W1-4L sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Right Reverse Curve Sign (W1-4R) RIGHT REVERSE CURVE SIGN (W1-4R)
The Right Reverse Curve Sign (W1-4R) shall be authorized for use where two curves in opposite directions, as defined in the warrants for Curve Sign (W1-2R), are separated by a tangent of less than 600 feet.  It shall be used when the first curve is to the right.  The W1-4R sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Two-Lane Left Reverse Curve Sign (W1-4BL) TWO-LANE LEFT REVERSE CURVE SIGN (W1-4BL)
The Two-Lane Left Reverse Curve Sign (W1-4BL) may be used where two lanes of traffic traveling in the same direction have a curve first to the left and then to the right as defined in the warrants for curve signs and the curves are separated by a tangent of less than 600 feet.  The W1-4BL sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Two-Lane Right Reverse Curve Sign (W1-4BR) TWO-LANE RIGHT REVERSE CURVE SIGN (W1-4BR)
The Two-Lane Right Reverse Curve Sign (W1-4BR) may be used where two lanes of traffic traveling in the same direction have a curve first to the right and then to the left as defined in the warrants for curve signs and the curves are separated by a tangent of less than 600 feet.  The W1-4BL sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Left Winding Road Sign (W1-5L) LEFT WINDING ROAD SIGN (W1-5L)
The Left Winding Road Sign (W1-5L) shall be authorized for use where there is a series of turns or curves as defined in the warrants for Turn (W1-1R) and Curve (W1-2R) signs when the first turn of curve is to the left.  The W1-5L sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Right Winding Road Sign (W1-5R) RIGHT WINDING ROAD SIGN (W1-5R)
The Right Winding Road Sign (W1-5R) shall be authorized for use where there is a series of turns or curves as defined in the warrants for Turn (W1-1R) and Curve (W1-2R) signs when the first turn of curve is to the right.  The W1-5R sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Winding Road Next (__) Miles Sign (W1-5-1) WINDING ROAD NEXT (__) MILES SIGN (W1-5-1)
(a) Justification.  The Winding Road Next (__) Miles Sign (W1-5-1) may be used on non-numbered traffic routes to warn drivers of the general alignment or nature of low volume roadways instead of identifying each turn or curve.  The W1-5-1 sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

(b) Placement.  When used, the W1-5-1 sign may be placed at the beginning of the applicable section of roadway and following intersections with major roadways.


Large Single Arrow Sign (W1-6) LARGE SINGLE ARROW SIGN (W1-6)
(a) Justification.  The Large Single Arrow Sign (W1-6) shall be authorized for use on the outside of a curve or on a turn, in line with, and at right angles to, approaching traffic.  The W1-6 sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

This sign shall not be used to mark the ends of median strips, center piers, etc., where there is no change in the direction of traffic.  The W1-6 sign directing traffic to the right shall not be used in the central island of a roundabout.

(b) Size.  The standard size of the W1-6 shall be 48 inches x 24 inches.


Large Double Arrow Sign (W1-7) LARGE DOUBLE ARROW SIGN (W1-7)
(a) Justification.  The Large Double Arrow Sign (W1-7) shall be authorized for use on the far side of a inchesT inches intersection in line with, and at right angles to, approaching traffic.  This sign shall not be used to mark the ends of median strips, center piers, and so forth, when there is no change in the direction of traffic.  The W1-7 sign shall not be used in the central island of a roundabout.

(b) Size.  The standard size of the W1-7 sign shall be 48 inches x 24 inches.


Chevron Alignment Sign (W1-8) CHEVRON ALIGNMENT SIGN (W1-8)
(a) Justification.  The Chevron Alignment Sign (W1-8) will be authorized to emphasize changes in the horizontal alignment of the roadway at locations where standard delineation practices have proven to be inadequate.  The W1-8 sign may be used as an alternate or as a supplement to the Large Single Arrow Sign (W1-6).  The W1-8 sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

(b) Placement.  When used, the W1-8 sign shall be erected on the outside of a curve or sharp turn, in line with and at right angles to approaching traffic.  W1-8 signs shall be installed at a minimum height of 4 feet, measured vertically from the bottom of the sign to the elevation of the near edge of the traveled way.  The sign should be rotated so as to indicate the direction of the change of alignment.  Spacing of the W1-8 sign should be such that the driver always has two signs in view until the change in alignment eliminates the need for additional signs.   To be effective, the W1-8 signs should be visible for at least 500 feet.


Left Curve Right Side Road Sign (W1-10L) LEFT CURVE RIGHT SIDE ROAD SIGN (W1-10L)
The Left Curve Right Side Road Sign (W1-10L) may be used in advance of a curve to the left where the recommended speed on the curve is greater than 30 MPH but less than or equal to the legal speed limit, and where a side road to the right exists on the curve.  The W1-10L sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Right Curve Left Side Road Sign (W1-10R) RIGHT CURVE LEFT SIDE ROAD SIGN (W1-10R)
The Right Curve Left Side Road Sign (W1-10R) may be used in advance of a curve to the right where the recommended speed on the curve is greater than 30 MPH but less than or equal to the legal speed limit, and where a side road to the left exists on the curve.  The W1-10R sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Left Curve — Diverging Minor Right Side Road Sign (W1-10BL) LEFT CURVE — DIVERGING MINOR RIGHT SIDE ROAD SIGN (W1-10BL)
The Left Curve — Diverging Minor Right Side Road Sign (W1-10BL) may be used in advance of a curve to the left where the recommended speed on the curve is greater than 30 MPH but less than or equal to the legal speed limit, and where a minor road on the outside of the curve diverges from the major road.  The W1-10BL sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Left Curve — Converging Minor Right Side Road Sign (W1-10CL) LEFT CURVE — CONVERGING MINOR RIGHT SIDE ROAD SIGN (W1-10CL)
The Left Curve — Converging Minor Right Side Road Sign (W1-10CL) may be used in advance of a curve to the left where the recommended speed on the curve is greater than 30 MPH but less than or equal to the legal speed limit, and where a minor road on the outside of the curve converges with the major road.  The W1-10CL sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Right Curve — Diverging Minor Left Side Road Sign (W1-10BR) RIGHT CURVE — DIVERGING MINOR LEFT SIDE ROAD SIGN (W1-10BR)
The Right Curve — Diverging Minor Left Side Road Sign (W1-10BR) may be used in advance of a curve to the right where the recommended speed on the curve is greater than 30 MPH but less than or equal to the legal speed limit, and where a minor road on the outside of the curve diverges from the major road.  The W1-10BR sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Right Curve — Converging Minor Left Side Road Sign (W1-10CR) RIGHT CURVE CONVERGING MINOR LEFT SIDE ROAD SIGN (W1-10CR)
The Right Curve — Converging Minor Left Side Road Sign (W1-10CR) may be used in advance of a curve to the right where the recommended speed on the curve is greater than 30 MPH but less than or equal to the legal speed limit, and where a minor road on the outside of the curve converges with the major road.  The W1-10CR sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

Left Horseshoe Curve Sign (W1-11L) LEFT HORSESHOE CURVE SIGN (W1-11L)
The Left Horseshoe Curve Sign (W1-11L) shall be authorized for use to mark a curve bearing to the left which produces a central angle of 135o or more.  The W1-11L sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.  This sign may also be used where a combination of curves separated by tangents of less than 600 feet produce a total central angle of 135o or more.  If the horseshoe curve can be negotiated safely at a speed over 30 MPH, the Left Curve Sign (W1-2L) should be used.  The Large Arrow Sign (W1-6) may be used on the outside of the curve.

Right Horseshoe Curve Sign (W1-11R) RIGHT HORSESHOE CURVE SIGN (W1-11R)
The Right Horseshoe Curve Sign (W1-11R) shall be authorized for use to mark a curve bearing to the right which produces a central angle of 135o or more.  The W1-11R sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.  This sign may also be used where a combination of curves separated by tangents of less than 600 feet produce a total central angle of 135o or more.  If the horseshoe curve can be negotiated safely at a speed over 30 MPH, the Right Curve Sign (W1-2R) should be used.  The Large Arrow Sign (W1-6) may be used on the outside of the curve.

Truck Rollover Left Curve Sign (W1-13L) TRUCK ROLLOVER LEFT CURVE SIGN (W1-13L)
The Truck Rollover Left Curve Sign (W1-13L) may be used to identity sharp curves to the left where trucks have a tendency to roll over.  The truck rollover potential of a horizontal curve may be determined with a traditional ball-bank indicator using 10 degrees of ball-bank. The sign should be placed in advance of the location where the problem exists.  When used, it shall be accompanied by an Advisory Speed Plaque (W13-1P) indicating the recommended speed for vehicles with a higher center of gravity.  The use of this sign does not negate the need for other standard horizontal alignment treatments.

Truck Rollover Right Curve Sign (W1-13R) TRUCK ROLLOVER RIGHT CURVE SIGN (W1-13R)
The Truck Rollover Right Curve Sign (W1-13R) may be used to identity sharp curves to the right where trucks have a tendency to roll over.  The truck rollover potential of a horizontal curve may be determined with a traditional ball-bank indicator using 10 degrees of ball-bank. The sign should be placed in advance of the location where the problem exists.  When used, it shall be accompanied by an Advisory Speed Plaque (W13-1P) indicating the recommended speed for vehicles with a higher center of gravity.  The use of this sign does not negate the need for other standard horizontal alignment treatments.

Cross Road Sign (W2-1) CROSS ROAD SIGN (W2-1)
The Cross Road Sign (W2-1) shall be authorized for use on a through highway to indicate the presence of a cross road. Its use should be restricted to intersections with roads that are improved to such an extent that there is likely to be a fairly large volume of traffic entering or crossing the through route and where poor sight distance or obscured entrances make it advisable that the intersection be called to the motorists' attention.

Too frequent use should be avoided.  This sign may be used as advance warning of two side roads which are offset from each other by not more than 50 feet.


Side Road Sign (W2-2) SIDE ROAD SIGN (W2-2)
The Side Road Sign (W2-2) shall be authorized for use in advance of a side road intersection. Its use should be restricted to intersections with roads that are improved to such an extent that there is likely to be a fairly large volume of traffic entering the through route and where poor sight distance or obscured entrances make it advisable that the intersection be called to the motorists' attention.

Too frequent use should be avoided.  When an offset of two intersecting roads is more than 50 feet, two side road signs should be used.


45 Degree Side Road Left Sign (W2-3L) 45 DEGREE SIDE ROAD LEFT SIGN (W2-3L)
The 45 Degree Side Road Left Sign (W2-3L) shall be authorized for use in advance of a side road intersection at an acute angle on the left.  Its use should be restricted to intersections with roads that are improved to such an extent that there is likely to be a fairly large volume of traffic entering the through route and where poor sight distance or obscured entrances make it advisable that the intersection be called to the motorists' attention.

The sign may be inverted to denote a side road intersecting at an obtuse angle on the right.


45 Degree Side Road Right Sign (W2-3R) 45 DEGREE SIDE ROAD RIGHT SIGN (W2-3R)
The 45 Degree Side Road Right Sign (W2-3R) shall be authorized for use in advance of a side road intersection at an acute angle on the right.  Its use should be restricted to intersections with roads that are improved to such an extent that there is likely to be a fairly large volume of traffic entering the through route and where poor sight distance or obscured entrances make it advisable that the intersection be called to the motorists' attention.

The sign may be inverted to denote a side road intersecting at an obtuse angle on the left.


Curve — Side Road Left Sign (W2-3-1L) CURVE — SIDE ROAD LEFT SIGN (W2-3-1L)
The Curve — Side Road Left Sign (W2-3-1L) shall be authorized for use in advance of an intersection where the major highway curves to the right and the minor highway is straight ahead.

It may be used on any of the three legs of the depicted intersection by rotating it 90 or 180 degrees.


Curve — Side Road Right Sign (W2-3-1R) CURVE — SIDE ROAD RIGHT SIGN (W2-3-1R)
The Curve — Side Road Right Sign (W2-3-1R) shall be authorized for use in advance of an intersection where the major highway curves to the left and the minor highway is straight ahead.

It may be used on any of the three legs of the depicted intersection by rotating it 90 or 180 degrees.


"T" Symbol Sign (W2-4) "T" SYMBOL SIGN (W2-4)
The "T" Symbol Sign (W2-4) shall be authorized for use to warn traffic approaching a "T" intersection on the highway that forms the stem of the "T" such as where traffic must take a turn either to the right or the left.

A Large Double Arrow Sign (W1-7) may be used at head of the "T" directly in line of approaching traffic.


"Y" Symbol Sign (W2-5) "Y" SYMBOL SIGN (W2-5)
The "Y" Symbol Sign (W2-5) shall be authorized for use to warn motorists approaching a "Y" intersection on the highway that forms the stem of the "Y".  It should not be used at a "Y" intersection that is channelized by a traffic island.

A Large Double Arrow Sign (W1-7) may be used at fork of the inchesY inches directly in line with approaching traffic.


"Y" Symbol Secondary Left Sign (W2-5-1L) "Y" SYMBOL SECONDARY LEFT SIGN (W2-5-1L)
The "Y" Symbol Secondary Left Sign (W2-5-1L) shall be authorized for use to warn motorists approaching a "Y" intersection when the major highway bears to the right and the intersecting branch, bearing to the left, is a minor highway.  It should not be used if there is any channelization present.

"Y" Symbol Secondary Right Sign (W2-5-1R) "Y" SYMBOL SECONDARY RIGHT SIGN (W2-5-1R)
The "Y" Symbol Secondary Right Sign (W2-5-1R) shall be authorized for use to warn motorists approaching a "Y" intersection when the major highway bears to the left and the intersecting branch, bearing to the right, is a minor highway.  It should not be used if there is any channelization present.

Circular Intersection Sign (W2-6) CIRCULAR INTERSECTION SIGN (W2-6)
The Circular Intersection Sign (W2-6) may be used in advance of a circular intersection.  When used, the Traffic Circle Plaque (W16-12P) should be installed below the W2-6 sign.  If an approach to a roundabout has a statutory or posted speed limit of 40 MPH or higher, the W2-6 sign should be installed in advance of the circular Intersection.

Offset Side Roads Left Sign (W2-7L) OFFSET SIDE ROADS LEFT SIGN (W2-7L)
The Offset Side Roads Left Sign (W2-7L) may be used on a through highway to indicate the presence of two offset side roads, the first of which is to the left and the second to the right, and which are separated by a distance greater than 50 feet but less than 500 feet.  Its use should be restricted to those intersections having a high volume of traffic entering from the side roads and where poor sight distance or obscured entrances make it advisable that the intersections be called to the drivers' attention.  The W2-7L sign may also be used on the two side roads of the depicted intersection if both side roads have the same local road name or traffic route number and they are separated by a distance greater than 50 feet but less than 500 feet.  In such eases, the W2-7L sign should be rotated 90 degrees.

Offset Side Roads Right Sign (W2-7R) OFFSET SIDE ROADS RIGHT SIGN (W2-7R)
The Offset Side Roads Right Sign (W2-7R) may be used on a through highway to indicate the presence of two offset side roads, the first of which is to the right and the second to the left, and which are separated by a distance greater than 50 feet but less than 500 feet.  Its use should be restricted to those intersections having a high volume of traffic entering from the side roads and where poor sight distance or obscured entrances make it advisable that the intersections be called to the drivers' attention.  The W2-7R sign may also be used on the two side roads of the depicted intersection if both side roads have the same local road name or traffic route number and they are separated by a distance greater than 50 feet but less than 500 feet.  In such eases, the W2-7L sign should be rotated 90 degrees.

Double Side Road Sign (W2-8) DOUBLE SIDE ROAD SIGN (W2-8)
The Double Side Road Sign (W2-8) may used in advance of two side roads within 500 feet of each other on the same side of the road.  Its use should be restricted to those intersections having a high volume of traffic on the side roads and where poor sight distance or obscured entrances make it advisable that the intersections be called to the drivers' attention.

Stop Ahead Sign (W3-1) STOP AHEAD SIGN (W3-1)
The Stop Ahead Sign (W3-1) will be authorized for use in advance of a stop sign when physical conditions prevent the driver from having a continuous view of the stop sign for the following distances.  Advance placement distance for the W3-1 sign will be based on Department regulation.  When used in a work zone, the background color shall be orange.
85th Percentile Speed
MPH
Distance
Feet
20 115
25 155
30 200
35 250
85th Percentile Speed
MPH
Distance
Feet
40 305
45 360
50 425
55 495
60 570

Yield Ahead Sign (W3-2) YIELD AHEAD SIGN (W3-2)
The Yield Ahead Sign (W3-2) will be authorized for use in advance of a yield sign when physical conditions prevent the driver from having a continuous view of the yield sign for the following distances.  Advance placement distance for the W3-2 sign will be based on Department regulation.  When used in a work zone, the background color shall be orange.  For a yield-controlled channelized right turn movement onto a roadway without an acceleration lane, a No Merge Area (W4-5P) supplemental plaque may be mounted below the W3-2 sign when engineering judgment indicates that road users would expect an acceleration lane to be present.
85th Percentile Speed
MPH
Distance
Feet
20 115
25 155
30 200
35 250
85th Percentile Speed
MPH
Distance
Feet
40 305
45 360
50 425
55 495
60 570

Signal Ahead Sign (W3-3) SIGNAL AHEAD SIGN (W3-3)
The Signal Ahead Sign (W3-3) will be authorized for use in advance of any signalized location when physical conditions prevent the motorist from having a continuous view of at least two signal indications for the following distances.  Advance placement distance for the W3-3 sign will be based on Department regulation.
85th Percentile Speed
MPH
Distance
Feet
20 175
25 215
30 270
35 325
85th Percentile Speed
MPH
Distance
Feet
40 390
45 460
50 540
55 625
60 715

Signal Out of Service Sign (W3-3-3) SIGNAL OUT OF SERVICE SIGN (W3-3-3)
The Signal Out of Service Sign (W3-3-3) may be used in advance of a traffic signal which is temporarily out of service.

Be Prepared To Stop Sign (W3-4) BE PREPARED TO STOP SIGN (W3-4)
The Be Prepared To Stop Sign (W3-4) shall be authorized for use in unusual traffic operations to advise motorists that operations or conditions may cause intermittent stoppages of traffic.

Police Control Ahead Sign (W3-4A) POLICE CONTROL AHEAD SIGN (W3-4A)
(a) Justification.  The Police Control Ahead Sign (W3-4A) may be used in advance of a location where traffic is controlled by a uniformed police officer.  Its use should be limited to locations where drivers do not have good sight distances to the officer or would not expect police control.   The W3-4A sign shall be removed or covered when its message does not apply, or it shall be supplemented with an Effective Hours Panel (W14-20).  If used as temporary traffic control, sign may have an orange background.

(b) Placement.  When used, the W3-4A sign should be placed 250 feet to 750 feet in advance of the officer.


Speed Reduction Sign (W3-5) SPEED REDUCTION SIGN (W3-5)
(a) Justification. A Speed Reduction Sign (W3-5) should be used to inform road users of a reduced regulatory speed limit.  The W3-5 sign is not required when the speed reduction is 10 MPH or less, or begins at an intersection and all traffic entering the roadway with the speed reduction has to either stop at a sign or make a turn.  The W3-5 should not be used in advance of a variable speed limit.

(b) Placement.  When used, the W3-5 sign should be installed 500 feet to 1,000 feet in advance of the first reduced speed limit sign.


Merge Left Sign (W4-1L) MERGE LEFT SIGN (W4-1L)
(a) Justification.  The Merge Left Sign (W4-1L) may be used to warn drivers that merging movements may be encountered from the left when two roadways converge and no turning conflicts occur.

(b) Placement.  The W4-1L sign should be erected on the side of the major roadway on which merging traffic will be encountered and in such a position as not to obstruct the driver's view of vehicles on the entering roadway.  An additional sign may be placed on the entering roadway when needed.


Merge Right Sign (W4-1R) MERGE RIGHT SIGN (W4-1R)
(a) Justification.  The Merge Right Sign (W4-1R) may be used to warn drivers that merging movements may be encountered from the right when two roadways converge and no turning conflicts occur.

(b) Placement.  The W4-1R sign should be erected on the side of the major roadway on which merging traffic will be encountered and in such a position as not to obstruct the driver's view of vehicles on the entering roadway.  An additional sign may be placed on the entering roadway when needed.


Pavement Width Transition — Left Lane Ends Sign (W4-2L) PAVEMENT WIDTH TRANSITION — LEFT LANE ENDS SIGN (W4-2L)
(a) Justification.  The Pavement Width Transition — Left Lane Ends Sign (W4-2L) shall be authorized for use to give advance warning of the termination of the left lane of pavement.

(b) Placement.  On one-way roadways, where the width of the median will permit, two W4-2L signs should be used, one on the right side and one in the median.  It shall not be used in advance of the end of an acceleration lane.


Pavement Width Transition — Right Lane Ends Sign (W4-2R) PAVEMENT WIDTH TRANSITION — RIGHT LANE ENDS SIGN (W4-2R)
(a) Justification.  The Pavement Width Transition — Right Lane Ends Sign (W4-2R) shall be authorized for use to give advance warning of the termination of the right lane of pavement.

(b) Placement.  On one-way roadways, where the width of the median will permit, two W4-2R signs should be used, one on the right side and one in the median.  This sign should be used in advance of the termination of a truck climbing lane.  It shall not be used in advance of the end of an acceleration lane.


Left Lane Added Sign (W4-3L) LEFT ADDED LANE SIGN (W4-3L)
The Left Added Lane Sign (W4-3L) may be used in advance of a point where a lane is added on the left and merging movements are not required.  When used, this sign should be erected in advance of the point of convergence and should be visible from both roadways or a separate sign should placed on each roadway.

Right Lane Added Sign (W4-3R) RIGHT ADDED LANE SIGN (W4-3R)
The Right Added Lane Sign (W4-3R) may be used in advance of a point where a lane is added on the right and merging movements are not required.  When used, this sign should be erected in advance of the point of convergence and should be visible from both roadways or a separate sign should placed on each roadway.

Cross Traffic Does Not Stop Plaque (W4-4P) CROSS TRAFFIC DOES NOT STOP PLAQUE (W4-4P)
The Cross Traffic Does Not Stop Plaque (W4-4P) may be used beneath a Stop Sign (R1-1) when engineering judgment indicates that conditions are present that are causing or could cause motorists to misinterpret the intersection as an multi-way stop.  Alternate messages are shown in sign standards for the Traffic From Left Does Not Stop Plaque (W4-4APL), the Traffic From Right Does Not Stop Plaque (W4-4APR), and the Oncoming Traffic Does Not Stop Plaque (W4-4BP).

Traffic From Left Does Not Stop Plaque (W4-4APL) TRAFFIC FROM LEFT DOES NOT STOP PLAQUE (W4-4APL)
The Traffic From Left Does Not Stop Plaque (W4-4APL) should be used beneath a Stop Sign (R1-1) at intersections where R1-1 signs control all by one approach to the intersection, unless the only non-stopped approach is from a one-way street .  Alternate messages are shown in sign standards for the Cross Traffic Does Not Stop Plaque (W4-4P), the Traffic From Right Does Not Stop Plaque (W4-4APR), and the Oncoming Traffic Does Not Stop Plaque (W4-4BP).

Traffic From Right Does Not Stop Plaque (W4-4APR) TRAFFIC FROM RIGHT DOES NOT STOP PLAQUE (W4-4APR)
The Traffic From Right Does Not Stop Plaque (W4-4APR) should be used beneath a Stop Sign (R1-1) at intersections where R1-1 signs control all by one approach to the intersection, unless the only non-stopped approach is from a one-way street .  Alternate messages are shown in sign standards for the Cross Traffic Does Not Stop Plaque (W4-4P), the Traffic From Left Does Not Stop Plaque (W4-4APL), and the Oncoming Traffic Does Not Stop Plaque (W4-4BP).

Oncoming Traffic Does Not Stop Plaque (W4-4BP) ONCOMING TRAFFIC DOES NOT STOP PLAQUE (W4-4BP)
The Oncoming Traffic Does Not Stop Plaque (W4-4BP) should be used beneath a Stop Sign (R1-1) at intersections where R1-1 signs control all by one approach to the intersection, unless the only non-stopped approach is from a one-way street .  Alternate messages are shown in sign standards for the Traffic From Left Does Not Stop Plaque (W4-4APL), the Traffic From Right Does Not Stop Plaque (W4-4APR), and the Cross Traffic Does Not Stop Plaque (W4-4P).

Entering Roadway Merge Sign (W4-5) ENTERING ROADWAY MERGE SIGN (W4-5)
The Entering Roadway Merge Sign (W4-5) should be used instead of the Merge (W4-1) sign to portray the actual geometric conditions to road users on an entering roadway, where the entering roadway curves before merging with the major roadway, such as a ramp with a curving horizontal alignment as it approaches the major roadway.  The W4-5 sign with a No Merge Area (W4-5P) supplemental plaque mounted below it may be used to warn road users on an entering roadway that they will encounter an abrupt merging situation without an acceleration lane at the downstream end of the ramp.

No Merge Area Plaque (W4-5P) NO MERGE AREA PLAQUE (W4-5P)
A No Merge Area (W4-5P) supplemental plaque may be mounted below an Entering Roadway Merge (W4-5) sign to warn road users on an entering roadway that they will encounter an abrupt merging situation without an acceleration lane at the downstream end of the ramp.  A No Merge Area (W4-5P) supplemental plaque may be mounted below a Merge (W4-1) sign to warn road users on the major roadway that traffic on an entering roadway will encounter an abrupt merging situation without an acceleration lane at the downstream end of the ramp.  For a yield-controlled channelized right-turn movement onto a roadway without an acceleration lane, a No Merge Area (W4-5P) supplemental plaque may be mounted below a Yield Ahead (W3-2) sign and/or below a Yield (R1-2) sign when engineering judgment indicates that road users would expect an acceleration lane to be present.

Weave Area Sign (W4-13) WEAVE AREA SIGN (W4-13)
(a) Justification.  The Weave Area Sign (W4-13) may be used to warn drivers that they will be merging with another roadway into a weaving area, and exiting on one of two roadways.

(b) Placement.  When used, the W4-13 sign should be placed in advance of the weave area.  It may be used on both of the approach roadways; when used the left roadway, it should be rotated 90 degrees counter clockwise.


Road Narrows Sign (W5-1) ROAD NARROWS SIGN (W5-1)
The Road Narrows Sign (W5-1) shall be authorized for use in advance of a transition on two-lane roads when the pavement width is reduced abruptly to a width such that vehicles cannot pass safely without reducing speed.  The W5-1 sign may be omitted on low-volume local streets that have speed limits of 30 MPH or less.

Narrow Road Next (__) Miles Sign (W1-5-1) NARROW ROAD NEXT (__) MILES SIGN (W5-1-1)
(a) Justification.  The Narrow Road Next (__) Miles Sign (W5-1-1) may be used to warn drivers of the general nature of roadways the roadway is less than 16 feet wide and other factors such as alignment, poor sight distance, or inadequate shoulders exist.  The appropriate sight distance should be shown on the sign.

(b) Placement.  When used, the W5-1-1 sign may be placed at the beginning of the applicable section of roadway and following intersections with major roadways.


Narrow Bridge Sign (W5-2) NARROW BRIDGE SIGN (W5-2)
The Narrow Bridge Sign (W5-2) may be used to warn of a two-lane bridge or culvert having a clear two-way roadway width of 16 feet to 18 feet, or any bridge or culvert having a two-way roadway clearance less than the width of the approach travel lanes.  The W5-2 sign may be used in advance of a bridge or culvert on which the approach shoulders are narrowed or eliminated.

Narrow Underpass Sign (W5-2A) NARROW UNDERPASS SIGN (W5-2A)
The Narrow Underpass Sign (W5-2A) may be used to warn of an underpass having a clear two-way roadway width of 16 feet to 18 feet, or any underpass having a two-way roadway clearance less than the width of the approach travel lanes.  The W5-2A sign may be used in advance of a underpass on which the approach shoulders are narrowed or eliminated.

One Lane Bridge Sign (W5-3) ONE LANE BRIDGE SIGN (W5-3)
The One Lane Bridge Sign (W5-3) should be on two-way roadways in advance of any bridge or culvert:

A.  Having a clear roadway width of less than 16 feet, or

B.  Having a clear roadway width of less than 18 feet when commercial vehicles constitute a high proportion of the traffic, or

C.  Having a clear roadway width of 18 feet or lass where the sight distance is limited on the approach to the structure.


One Lane Underpass Sign (W5-3A) ONE LANE UNDERPASS SIGN (W5-3A)
The One Lane Underpass Sign (W5-3A) may be used to identify two-way underpasses having a clear roadway width of less than 18 feet.   In addition, the W5-3A sign may be to identify two-way underpasses having a clear roadway width of 18 feet or more if the approach roadway geometrics create an effective width so that vehicles can not safely pass each other.

Two One Lane Bridges Sign (W5-3B) TWO ONE LANE BRIDGES SIGN (W5-3B)
The Two One Lane Bridges Sign (W5-3B) may be used in advance of two closely spaced one lane bridges.

Ramp Narrows Sign (W5-4) RAMP NARROWS SIGN (W5-4)
The Ramp Narrows Sign (W5-4) may be used where ramps narrow.  Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 Sign.  In lieu of exact distances, the legend "AHEAD" may be used.

Lanes Narrow Sign (W5-4-1) LANES NARROW SIGN (W5-4-1)
The Lanes Narrow Sign (W5-4-1) may be used where ramps narrow.  Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 Sign.  In lieu of exact distances, the legend "AHEAD" may be used.

Lanes Shift Sign (W5-5) LANES SHIFT SIGN (W5-5)
The Lanes Shift Sign (W5-5) may be used where the lanes shift to the right or left.  If only one lane, the "S" in Lanes may be omitted.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 Sign.  In lieu of exact distances, the legend "AHEAD" may be used.


Divided Highway — Divided Highway Ends Sign (W6-1) DIVIDED HIGHWAYDIVIDED HIGHWAY ENDS SIGN (W6-1)
The Divided Highway — Divided Highway Ends Sign (W6-1) will be authorized for use on the approaches to a section of highway when the opposing flows of traffic are separated by a physical barrier.  The W6-1 sign will also be authorized for use prior to the end of a divided highway when rotated 180o.  The W6-1 sign shall not be used instead of a Keep Right (R4-7 series) sign on the approach end of a median island.

Two-Way Traffic Sign (W6-3) TWO-WAY TRAFFIC SIGN (W6-3)
The Two-Way Traffic Sign (W6-3) may be used to warn of a transition from a separated one-way roadway to a two-way roadway.  This sign may be used at intervals to remind drivers that they are on a two-lane, two-way section of roadway.

A W6-3 sign with an Ahead Plaque (W16-9P) should be used to warn road users of the transition.


Hill Sign (W7-1) HILL SIGN (W7-1)
(a) Justification.  The Hill Sign (W7-1) will be authorized for use in advance of a downgrade when the length, percent of grade, horizontal curvature, or combination thereof require special precaution on the part of the driver.

(b) Supplemental plaques.

(1) The Grade Plaque (W7-3P) or the (__) Grade/(__) Miles Plaque (W7-3BP) should be used beneath the W7-1 sign in advance of downgrades longer than the lengths indicated below, and at locations where crash experience or field observations indicate a need:

Percent Grade Length - Feet
4 6,000
5 3,000
6 2,000
Percent Grade Length - Feet
7 1,000
8 750
9 500

(2) On long grades, the Next (__) Miles Plaque (W7-3AP) or the (__) Grade/(__) Miles Plaque (W7-3BP) may be used beneath the W7-1 sign at periodic intervals.

(c) Related Signs.  When potentially hazardous conditions exist, a special diagrammatic sign may be used at a truck turnout or along the roadway where trucks are traveling at a speed which the driver can read the sign.  In addition, other related signs that may be authorized include the following:

Trucks Over (__) Lbs. Speed Sign (R2-2-1)
Runaway Vehicles Only Sign (R4-10)
Trucks Reduced Gear Sign (R14-10)
Trucks Over (__) Lbs. Gross Weight Reduce Gear Sign (R14-11)
Reduce Gear Zone Sign (R14-12)
Stay in Reduced Gear Sign (R14-12-1)
End Reduced Gear Zone Sign (R14-13)
Trucks Over (__) Lbs. Stop (__) Feet Sign (R14-14)
Trucks Over (__) Lbs. With Arrow Sign (R14-15)
Advance Runaway Truck Ramp Sign (W7-4)
Runaway Truck Ramp Exit Sign (W7-4B)


Grade Plaque (W7-3P) GRADE PLAQUE (W7-3P)
(a) Justification.  The Grade Plaque (W7-3P) may be used beneath the Hill Sign (W7-1) in accordance with the W7-1 sign.

(b) Size.  The standard size W7-3P plaque is 24 inches x 18 inches; the 30 inches x 24 inches size may be used with the 48 inches x 48 inches Hill Sign (W7-1).


Next (__) Miles Plaque (W7-3AP) Next (__) Miles Plaque (W7-3AP) NEXT (__) MILES PLAQUE (W7-3AP)
(a) Justification.  The Next (__) Miles Plaque (W7-3AP) may be used below any standard warning sign to indicate that the condition cited by the warning sign exists over an extended section of highway.  The distance shall be given in whole miles or limited to 1/2.  The sign shall only be fluorescent yellow-green when used beneath another fluorescent yellow-green sign.

(b) Size.  The 24 inches x 18 inches size should be used with 30 inches x 30 inches warning signs, and the 30 inches x 24 inches size should be used with 36 inches x 36 inches and larger warning signs.


Next (__) Miles Plaque (W7-3AP) (__) GRADE/(__) MILES PLAQUE (W7-3BP)
(a) Justification.  The (__) Grade/(__) Miles Plaque (W7-3BP) may be used beneath the Hill Sign (W7-1) in accordance with the W7-1 sign.

(b) Size.  The standard size W7-3BP plaque is 24 inches x 18 inches; the 30 inches x 24 inches size may be used with the 48 inches x 48 inches Hill Sign (W7-1).


Advance Runaway Truck Ramp Sign (W7-4) ADVANCE RUNAWAY TRUCK RAMP SIGN (W7-4)
The Advance Runaway Truck Ramp Sign (W7-4) may be used in advance of a runaway truck ramp.  This sign should normally be installed at locations approximately 1 mile and 1/2 mile in advance of the gore.  When used, a Sand Plaque (W7-4DP), Gravel Plaque (W7-4EP), or Paved Plaque (W7-4FP)may be used below the W7-4 sign to describe the ramp surface.

Runaway Truck Ramp Exit Sign (W7-4B) RUNAWAY TRUCK RAMP EXIT SIGN (W7-4B)
The Runaway Truck Ramp Exit Sign (W7-4B) may be used within the gore of a runaway truck ramp.  When used, a Sand Plaque (W7-4DP), Gravel Plaque (W7-4EP), or Paved Plaque (W7-4FP)may be used below the W7-4 sign to describe the ramp surface.

Sand-Plaque For Runaway Truck Ramp Sign (W7-4DP) SAND-PLAQUE FOR RUNAWAY TRUCK RAMP SIGN (W7-4DP)

Gravel-Plaque For Runaway Truck Ramp Sign (W7-4EP) GRAVEL-PLAQUE FOR RUNAWAY TRUCK RAMP SIGN (W7-4EP)

Paved-Plaque For Runaway Truck Ramp Sign (W7-4FP) PAVED-PLAQUE FOR RUNAWAY TRUCK RAMP SIGN (W7-4FP)

Hill Blocks View Sign (W7-6) HILL BLOCKS VIEW SIGN (W7-6)
The Hill Blocks View Sign (W7-6) may be used in advance of a crest vertical curve to advise road users to reduce speed as they approach and traverse the hill as only limited stopping sight distance is available.  When used, it should be supplemented by an Advisory Speed Plaque (W13-1P).

Bump Sign (W8-1) BUMP SIGN (W8-1)
The Bump Sign (W8-l) shall be authorized for use to give warning of a sharp rise in the profile of the road that is sufficiently abrupt to create a hazardous condition, to cause considerable discomfort to passengers, to cause a shifting of the cargo, or to deflect a vehicle from its true course.

The sign shall be removed when the condition has been corrected.


Dip Sign (W8-2) DIP SIGN (W8-2)
The Dip Sign (W8-2) shall be authorized for use to give warning of a depression in the profile of the road that is sufficiently abrupt to create a hazardous condition, to cause considerable discomfort to passengers, to cause a shifting of the cargo, or to deflect a vehicle from its true course.

The sign shall be removed when the condition has been corrected.


Pavement Ends Sign (W8-3) PAVEMENT ENDS SIGN (W8-3)
The pavement Ends Sign (W8-3) shall be authorized for use where a pavement surface changes from a hard-surfaced pavement to a lower type surface or an earth road.

Soft Shoulder Sign (W8-4) SOFT SHOULDER SIGN (W8-4)
(a) Justification.  The Soft Shoulder Sign (W8-4) shall be authorized for use where a soft shoulder presents a hazard to vehicles that may get off the pavement.  This sign may be warranted on new shoulders or on roadways where shoulders are soft due to weather conditions.  The sign shall be removed when the hazard no longer exists.

(b) Placement.  One W8-4 sign should be placed at or near the beginning of the soft shoulder condition, and other signs should be placed at intervals throughout the length of the road where the condition exists.


Slippery When Wet Sign (W8-5) SLIPPERY WHEN WET SIGN (W8-5)
(a) Justification.  The Slippery When Wet Sign (W8-5) shall be authorized for use to warn of a condition when the roadway surface is extraordinarily slippery when wet.

(b) Placement.  The W8-5 sign should be placed in advance of the slippery section and at intervals on long sections of such highway.  Upon correction of the slippery condition, the sign shall be removed.


Slippery When Wet Plaque (W8-5P) SLIPPERY WHEN WET PLAQUE (W8-5P)
The Slippery When Wet Sign (W8-5P) may be used as an educational plaque below the Slippery When Wet Sign (W8-5).  The 24 inches x 18 inches size shall be used with the 30 inches x 30 inches and 36 inches x 36 inches W8-5 sign, and the 30 inches x 24 inches size shall be used with the 48 inches x 48 inches size sign.

Loose Gravel Sign (W8-7) LOOSE GRAVEL SIGN (W8-7)
(a) Justification.  The Loose Gravel Sign (W8-7) may be used to warn of loose gravel on the roadway.

(b) Placement.  When used, the W8-7 sign should be installed at the beginning of the applicable section of roadway and after every major intersection.


Rough Road Sign (W8-8) ROUGH ROAD SIGN (W8-8)
The Rough Road Sign (W8-8) shall be authorized for use when weather or other conditions have caused a breakup of the road surface.  It shall be removed as soon as the surface has been restored.

Low Shoulder Sign (W8-9) LOW SHOULDER SIGN (W8-9)
(a) Justification.  The Low Shoulder Sign (W8-9) shall be authorized for use to denote sections of shoulder which are depressed from the pavement surface and present a hazard to vehicles that may get off the pavement.  The sign should removed when the condition no longer exists.

(b) Placement.  One W8-9 sign should be placed at or near the beginning of the low shoulder condition, and other signs should be placed at intervals throughout the length of the highway where the condition exists.


Uneven Lanes Sign (W8-11) UNEVEN LANES SIGN (W8-11)
(a) Justification.  The Uneven Lanes Sign (W8-11) is authorized to warn motorists that a part of the travel lane or an adjacent travel lane is not at the same elevation.

(b) Placement.  The W8-11 sign may be placed in advance of the condition and at intervals throughout the area.  Signs shall be removed when the condition is corrected.


Bridge Ices Before Road Sign (W8-13) BRIDGE ICES BEFORE ROAD SIGN (W8-13)
The Bridge Ices Before Road Sign (W8-13) may he used at those bridges where icing is prevalent by actual experience.  The sign should not normally used in advance of a bridge less than 100 feet in length, unless the bridge is over 40 feet in length and is on a curve or traffic is frequently required to reduce speed on the bridge.

If more than one bridge exists within a short distance and the longitudinal spacing between the bridges is not sufficient to post individual W8-13 signs for each bridge, the legend "BRIDGES" may substituted for "BRIDGE", and "ICE" may be substituted for "ICES".


Bridge May Be Slippery Sign (W8-13B) BRIDGE MAY BE SLIPPERY SIGN (W8-13B)
The Bridge May Be Slippery Sign (W8-13B) may be used in advance of an open steel deck bridge in lieu of the Bridge Ices Before Road Sign (W8-13).  The sign should not normally used in advance of a bridge less than 100 feet in length, unless the bridge is over 40 feet in length and is on a curve or traffic is frequently required to reduce speed on the bridge.

Fallen Rocks Sign (W8-14) FALLEN ROCKS SIGN (W8-14)
The Fallen Rock Sign (W8-14) shall be authorized for use to denote those areas where rocks repeatedly fall on the roadway.

Grooved Pavement Sign (W8-15) GROOVED PAVEMENT SIGN (W8-15)
The Grooved Pavement Sign (W8-15) shall be authorized for use where the pavement has been grooved to lessen slippery roadway conditions.

Shoulder Drop Off Left Sign (W8-17L) SHOULDER DROP OFF LEFT SIGN (W8-17L)
The Shoulder Drop Off Left Sign (W8-17L) should be used where an unprotected shoulder drop-off, adjacent to the travel lane, exceeds 3 inches in depth for a significant continuous length along the roadway, based on engineering judgment.  One W8-17L sign should be placed at or near the beginning of the shoulder drop-off condition, and other signs should be placed at intervals throughout the length of the highway where the condition exists.  A Shoulder Drop-Off plaque (W8-17P) may be mounted below the W8-17L sign.

Shoulder Drop Off Right Sign (W8-17R) SHOULDER DROP OFF RIGHT SIGN (W8-17R)
The Shoulder Drop Off Right Sign (W8-17R) should be used where an unprotected shoulder drop-off, adjacent to the travel lane, exceeds 3 inches in depth for a significant continuous length along the roadway, based on engineering judgment.  One W8-17R sign should be placed at or near the beginning of the shoulder drop-off condition, and other signs should be placed at intervals throughout the length of the highway where the condition exists.  A Shoulder Drop-Off plaque (W8-17P) may be mounted below the W8-17R sign.

Shoulder Drop-Off Plaque (W8-17P) Shoulder Drop-Off Plaque (W8-17P) SHOULDER DROP-OFF PLAQUE (W8-17P)
The Shoulder Drop-Off Plaque (W8-17P) may be mounted as an educational plaque below the Shoulder Drop Off Left (W8-17L) sign and the Shoulder Drop Off Right (W8-17R) sign.

Road May Flood Sign (W8-18) ROAD MAY FLOOD SIGN (W8-18)
The Road May Flood Sign (W8-18) shall be authorized to warn drivers that the roadway may periodically be flooded and become impassable.  The W8-18 sign should not be used a substitute for closing the roadway when the proper authorities are aware that roadway is flooded or may flood at anytime.

The W8-18 sign should be paced in advance of the area to which it applies.  It may also be placed at the last intersection prior to the area with the Distance Ahead Plaque (W16-103P) placed below the W8-18 sign.


Gusty Winds Area Sign (W8-21) GUSTY WINDS AREA SIGN (W8-21)
The Gusty Winds Area Sign (W8-21) may be used on roadways where cross winds frequently create steering problems for certain classes of vehicles.

Fog Area Sign (W8-22) FOG AREA SIGN (W8-22)
The Fog Area Sign (W8-22) will be authorized to warn drivers of the area where small "pockets" of fog frequently present a hazard.  It may also be used to warn of areas where smog, steam, or smoke frequently present a hazard.

Rumble Strips Ahead Sign (W8-101) RUMBLE STRIPS AHEAD SIGN (W8-101)
The Rumble Stripes Ahead Sign (W8-101) shall be authorized for use in advance of transverse rumble strips.

Center Line Rumble Strips Sign (W8-102) CENTER LINE RUMBLE STRIPS SIGN (W8-102)
The Center Line Rumble Strips Sign (W8-102) may be used to advise motorists of the presence of rumble strip patterns along the centerline of the roadway.

Open Grate Bridge Sign (W8-103) OPEN GRATE BRIDGE SIGN (W8-103)
The Open Grate Bridge Sign (W8-103) may be used in advance of open grate bridges to warn pedestrians and bicyclists to be cautious.

Watch For Ice Sign (W8-104) WATCH FOR ICE SIGN (W8-104)
(a) Justification.  The Watch For Ice Sign (W8-104) will be authorized for temporary use until the condition is corrected where ice occasionally forms on the roadway during the winter months due to surface or subsurface drainage or condensation problems.

(b) Placement.  The W8-104 sign shall be placed in advance of the occasionally icy condition.  This sign shall be removed, covered, or folded during the summer months.


Watch For Mud Sign (W8-105) WATCH FOR MUD SIGN (W8-105)
(a) Justification.  The Watch For Mud Sign (W8-105) may be temporarily used in advance of a section of highway where mud is tracked onto road and could cause a vehicle to skid or mud to become airborne.

(b) Placement.  When used, the W8-105 sign shall be placed on a portable sign support approximately 500 feet in advance of the condition.  Upon correction of the muddy condition, the sign shall be removed.


Mud Slide Area Sign (W8-106) MUD SLIDE AREA SIGN (W8-106)
The Mud Slide Area Sign (W8-106) may be used to advise motorists of areas where mud slides repeatedly occur.

Slippery Winter Conditions Sign (W8-107) SLIPPERY WINTER CONDITIONS SIGN (W8-107)
(a) Justification.  The Slippery Winter Conditions Sign (W8-107) may be used in advance of a section of highway where winter conditions frequently occur despite special winter maintenance programs.

(b) Placement.  The W8-107 sign should be placed in advance of the problem.  Additional signs may also be installed within the problem location.


Anti-Icing In Progress Sign (W8-108)
When Flashing Sign (W8-108P)
ANTI-ICING IN PROGRESS SIGN (W8-108) AND WHEN FLASHING SIGN (W8-108P)
The Anti-Icing in Progress Sign (W8-108) shall be used on the right side of the roadway at each approach to locations where the Department of Transportation has installed automated bridge or roadway anti-icing systems.  An additional W8-108 may also be installed on the left side of each approach.

The When Flashing Sign (W8-108P) shall be used beneath the W8-108 sign to indicate when the anti-icing operation is taking place.

The W8-108 and W8-108P shall be located a minimum distance in feet equal to 10 times the posted speed limit in miles per hour in advance of the automated-icing system.


Left Lane Ends Sign (W9-1L) LEFT LANE ENDS SIGN (W9-1L)
The Left Lane Ends Sign (W9-1L) shall be authorized for use in advance of the Pavement Width Transition — Left Lane Ends Sign (W4-2L) or the Lane Ends Merge Right Sign (W9-2R).  If used, the W9-1L sign should be installed adjacent to the lane-reduction arrow pavement markings.

Right Lanes Ends Sign (W9-1R) RIGHT LANE ENDS SIGN (W9-1R)
The Right Lane Ends Sign (W9-1R) shall be authorized for use in advance of the Pavement Width Transition — Right Lane Ends Sign (W4-2R) or the Lane Ends Merge Left Sign (W9-2L).  If used, the W9-1R sign should be installed adjacent to the lane-reduction arrow pavement markings.

Lane Ends Merge Left Sign (W9-2L) LANE ENDS MERGE LEFT SIGN (W9-2L)
The Lane Ends Merge Left Sign (W9-2L) shall be authorized for use as a supplement to the Pavement Width Transition — Right Lane Ends Sign (W4-2R).

Lane Ends Merge Right Sign (W9-2R) LANE ENDS MERGE RIGHT SIGN (W9-2R)
The Lane Ends Merge Right Sign (W9-2R) shall be authorized for use as a supplement to the Pavement Width Transition — Left Lane Ends Sign (W4-2L).

Center Lane Closed Sign (W9-3) CENTER LANE CLOSED SIGN (W9-3)
The Center Lane Closed Sign (W9-3) shall be authorized for use in advance of a point where the center lane of a multiple lane roadway is closed.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used as a final alternative.


Center Lane Must Shift Left Sign (W9-3A) CENTER LANE MUST SHIFT LEFT SIGN (W9-3A)
The Center Lane Must Shift Left Sign (W9-3A) may be used on three-lane, one-way highways with work in the center lane.  When used, the sign should be located at the end of the left lane reduction where traffic is restricted to two lanes.  They shall be placed along the roadway so they can be viewed by bicyclists and motorists.

Railroad Warning Sign (W10-1) RAILROAD WARNING SIGN (W10-1)
(a) Justification.  The Railroad Warning Sign (W10-1) may be used in advance of railroad crossings where an intersection is not located within 100 feet in advance of the railroad crossing.

(b) Placement.  The W10-1 sign shall be placed not less than 100 feet in advance of the crossing but may placed at a greater distance because of roadway alignment or prevailing speeds.  If a Yield Ahead (W3-2) or Stop Ahead (W3-1) sign is installed on the approach to the crossing, the W10-1 sign shall be installed upstream from the W3-2 or W3-1 sign.


Exempt Railroad Warning Sign (W10-1AP) EXEMPT RAILROAD WARNING SIGN (W10-1AP)
(a) Justification.  The Exempt Railroad Warning Sign (W10-1AP) shall be authorized for use at those railroad grade crossings having "exempt" status as determined by the Public Utility Commission and an Exempt Railroad Crossing Sign (R15-3P) mounted beneath the Railroad Crossbuck Sign (R15-1).

(b) Placement.  When used, the W10-1AP sign shall be mounted below the Railroad Warning Sign (W10-1).


Bicyclists Dismount Sign (W10-1B) BICYCLISTS DISMOUNT SIGN (W10-1B)
The Bicyclists Dismount Sign (W10-1B) may be used beneath the Railroad Warning Sign (W10-1) when a hazardous condition exists resulting in bicycle accidents due to the angle between the roadway and the railroad grade crossing.

Railroad Crossing at Cross Road Sign (W10-2) RAILROAD CROSSING AT CROSS ROAD SIGN (W10-2)
The Railroad Crossing at Cross Road Sign (W10-2) may be used in advance of a cross road which has a railroad grade crossing on one roadway within 100 feet of the intersection.  The sign should be rotated to depict the proper orientation the roadways.

Railroad Crossing On Side Road Sign (W10-3) RAILROAD CROSSING ON SIDE ROAD SIGN (W10-3)
The Railroad Crossing On Side Road Sign (W10-3) may be used in advance of a side road which has a railroad grade crossing on the side road within 100 feet of the intersection.  At the same intersection, the sign may be used on the stem of the "T" intersection.  When used, the sign should be rotated to depict the proper orientation the roadway.

Railroad Crossing On Stem of "T" Intersection Sign (W10-4) Railroad Crossing On Stem of "T" Intersection Sign (W10-4A) RAILROAD CROSSING ON STEM OF "T" INTERSECTION SIGN (W10-4) AND (W10-4A)
The Railroad Crossing On Stem of "T" Intersection Sign (W10-4) may be used in advance of a "T" intersection with a railroad grade crossing on the right leg of the intersecting roadway and within 100 feet of the intersection.  The W10-4A sign (the mirror image of the W10-4 sign) may be used when the railroad grade crossing is on the left leg and within 100 feet of the intersection.  The W10-4 and W10-4A signs may also be used, as appropriate, at the same intersection on the approach to side road.  When used, the W10-4 and W10-4A signs should be rotated to depict the proper orientation of the roadways.

Low Ground Clearance Highway — Rail Grade Crossing Sign (W10-5) LOW GROUND CLEARANCE HIGHWAY — RAIL GRADE CROSSING SIGN (W10-5)
The Low Ground Clearance Highway — Rail Grade Crossing Sign (W10-5) shall be authorized for use to warn motorists of railroad crossings with conditions that are sufficiently abrupt as to possibly cause a hang-up of long wheelbase vehicles or trailers with low ground clearance.  The sign may also be used if gouges exist in the pavement at the crossing.

Low Ground Clearance Highway — Rail Grade Crossing Plaque (W10-5P) LOW GROUND CLEARANCE HIGHWAY — RAIL GRADE CROSSING PLAQUE (W10-5P)
The Low Ground Clearance Highway — Rail Grade Crossing Plaque (W10-5P) may be used as an educational plaque below the Low Ground Clearance Highway — Rail Grade Crossing Sign (W10-5).

Low Ground Clearance Highway-Rail Grade Crossing Plaque (W10-5P) NO TRAIN HORN SIGN (W10-9P)
The No Train Horn Sign (W10-9P) may be erected in advance of railroad crossing within officially designated "Quiet Zones".  The W10-9P Sign shall be erected below the Railroad Warning Sign (W10-1).

Bicycle Warning Sign (W11-1) Bicycle Warning Sign (W11-1) BICYCLE WARNING SIGN (W11-1)
The Bicycle Warning Sign (W11-1) shall be authorized for use at the location of the crossing or in advance of a point where an officially designated bicycle trail crosses a roadway.  When used at the location of the crossing, the W11-1 sign shall be supplemented with a Diagonal Downward Pointing Arrow Plaque (W16-7P).  When used in advance of the crossing, it may supplemented with the Ahead Plaque (W16-9P) or the Distance Ahead Plaque (W16-103P).

Pedestrian Sign (W11-2) Pedestrian Sign (W11-2) PEDESTRIAN SIGN (W11-2)
The Pedestrian Sign (W11-2) may used to warn of the unexpected hazard of pedestrians entering, or sharing the use of, or crossing the roadway.  The W11-2 sign may be installed in advance of the crossing, in which case it may be supplemented with the Distance Ahead Plaque (W16-103P) or the Ahead Plaque (W16-9P).

It the sign is used at the crossing, the W11-2 sign shall be supplemented with a Diagonal Downward Pointing Arrow Plaque (W16-7P) showing the location of the crossing. which may or may not have crosswalk marking.  If a W11-2 sign has been post-mounted at the crosswalk location where a Yield Here To Pedestrians sign (R1-5L or R1-5R) is used on the approach, the R1-5L or R1-5R sign shall not placed on the same post as, or block the road user's view of, the W11-2 sign.  Fluorescent yellow-green may be used for the W11-2 Sign, in which case all associated plaques shall be the same color.


Raised Pedestrian Crossing Sign (W11-2A) RAISED PEDESTRIAN CROSSING SIGN (W11-2A)
The Raised Pedestrian Crossing Sign (W11-2A) should be used in advance of raised crosswalks and raised intersections in accordance with Department traffic calming procedures.

Hiker Crossing Sign (W11-2B) Hiker Crossing Sign (W11-2B) HIKER CROSSING SIGN (W11-2B)
The Hiker Crossing Sign (W11-2B) is authorized to warn motorists hikers may be walking along or crossing the roadway.  The W22-2B sign is often used in rural areas or where "rails to trails" hiking paths are located.

Deer Crossing Sign (W11-3) DEER CROSSING SIGN (W11-3)
The Deer Crossing Sign (W11-3) will be authorized to warn of the unexpected hazard of deer crossing the roadway.  The area frequently crossed by deer will be designated by the Game Commission.

Cattle Crossing Sign (W11-4) CATTLE CROSSING SIGN (W11-4)
The Cattle Crossing Sign (W11-4) may be used to warn of locations where cattle regularly cross the roadway.  Its use should be kept to a minimum, indicating only those crossings which are hazardous by reason of poor sight distance.  The W11-4 sign may be supplemented with the Distance Ahead Plaque (W16-103P).

If the W11-4 sign is used at the crossing, it shall be supplemented with a Diagonal Downward Pointing Arrow Plaque (W16-7P).


Farm Machinery Sign (W11-5) FARM MACHINERY SIGN (W11-5)
The Farm Machinery Sign (W11-5) will be authorized to warn of the unexpected hazard of farm machinery regularly crossing or using the roadway.

Snowmobile Crossing Sign (W11-6) SNOWMOBILE CROSSING SIGN (W11-6)
The Snowmobile Crossing Sign (W11-6) may be used when an official snowmobile crossing intersects a street or highway.

ATV Crossing Sign (W11-6-1) ATV CROSSING SIGN (W11-6-1)
The ATV Crossing Sign (W11-6-1) may be used when an official ATV crossing intersects a street or highway.

Equestrian Crossing Sign (W11-7) EQUESTRIAN CROSSING SIGN (W11-7)
The Equestrian Crossing Sign (W11-7) may be used to warn of the unexpected hazard of equestrians crossing the highway.  Its use should be kept to a minimum, indicating only those crossings which are definitely hazardous by reason of poor sight distance.  The W11-7 sign shall not be used in conjunction with the Bridle Path Sign (W11-104).

If the W11-7 sign is used at the crossing, it shall be supplemented with a Diagonal Downward Pointing Arrow Plaque (W16-7P).


Fire Station Sign (W11-8) FIRE STATION SIGN (W11-8)
The Fire Station Sign (W11-8) will be authorized for use to indicate the presence of a fire station which is adjacent to the highway or located on an intersecting street and the fire apparatus frequently enter or cross the highway.  Its use shall be limited to locations where traffic conditions such approach speed, visibility, and possible conflicts are such that special warning is desirable.  The W11-8 sign with the Emergency Signal Ahead (W11-12P) supplemental plaque shall be placed in advance of all emergency-vehicle traffic control signals.

Emergency Vehicle Entrance Sign (W11-8-2) EMERGENCY VEHICLE ENTRANCE SIGN (W11-8-2)
The Emergency Vehicle Entrance Sign (W11-8-2) will be authorized for use to indicate the presence of one or more facilities for emergency vehicles — such as fire, police, or ambulance vehicles — which are located adjacent to the highway or on an intersecting street where emergency vehicles frequently enter or cross the highway.  Its use shall be limited to locations where traffic conditions such as approach speed, visibility, and possible conflicts are such that special warning is desirable.  The W11-8-2 sign shall not in conjunction with the Fire Station Sign (W11-8).

Handicapped Area Sign (W11-9) HANDICAPPED AREA SIGN (W11-9)
(a) Justification.  The Handicapped Area Sign (W11-9) will be authorized for use at locations where blind persons, persons in wheelchairs, or other handicapped persons cross or move on or along the street.  If the W11-9 sign is at the crossing, it shall be supplemented with a Diagonal Downward Pointing Arrow Plaque (W16-7P).

(b) Placement.  If used on an intersection approach on which an intersection sign is also used, the W11-9 sign should be installed to follow the intersection sign.  A W11-9 sign and a Pedestrian Sign (W11-2) shall not be used at the same crossing.


Truck Crossing Sign (W11-10) TRUCK CROSSING SIGN (W11-10)
The Truck Crossing Sign (W11-10) shall be authorized for use to warn motorists of hazardous crossings caused by heavy truck traffic in connection with mining, construction, or similar operations.  This sign shall be removed when the operation is terminated.

Heavy Equipment Crossing Sign (W11-10-1) HEAVY EQUIPMENT CROSSING SIGN (W11-10-1)
The Heavy Equipment Crossing Sign (W11-10-1) may be used to warn of locations where heavy equipment (such as bulldozers, earthmoving equipment, heavy trucks, etc.) regularly cross the roadway in conjunction with mining, construction, sanitary landfills, or similar operations.  If the operation is permanently terminated, the sign shall be removed.

Golf Cart Crossing Sign (W11-11) GOLF CART CROSSING SIGN (W11-11)
The Golf Cart Crossing Sign (W11-11) may be used at locations where golf carts frequently cross the roadway.  Its use shall be limited to locations where traffic conditions such as approach speeds, visibility, and conflicts are such that a special warning is desirable.

Plant Entrance Sign (W11-12) PLANT ENTRANCE SIGN (W11-12)
The Plant Entrance Sign (W11-12) shall be authorized for use to denote a factory which is adjacent to the highway, but only outside of built-up industrial areas.

Its use shall be limited to locations where traffic conditions such as approach speeds, visibility, and conflicts are such that a special warning is desirable.


Emergency Signal Ahead Plaque (W11-12P) EMERGENCY SIGNAL AHEAD PLAQUE (W11-12P)
The Emergency Signal Ahead Plaque (W11-12P) shall be used with the Fire Station Sign (W11-8) in advance of all emergency-vehicle traffic control signals.

Park Entrance Sign (W11-13) PARK ENTRANCE SIGN (W11-13)
The Park Entrance Sign (W11-13) shall be authorized for use to denote a driveway to a park which is adjacent to the highway.

Its use shall be limited to locations where traffic conditions such as approach speeds, visibility, and conflicts are such that a special warning is desirable.


Horsedrawn Vehicle Sign (W11-14) HORSEDRAWN VEHICLE SIGN (W11-14)
The Horsedrawn Vehicle Sign (W11-14) shall be authorized for use to warn of the unexpected hazard oOf horsedrawn vehicles regularly crossing or using the roadway.

Combined Bicycle/Pedestrian Sign (W11-15) Combined Bicycle/Pedestrian Sign (W11-15) COMBINED BICYCLE/PEDESTRIAN SIGN (W11-15)
The Combined Bicycle/Pedestrian Sign (W11-15) may be used where both bicyclists and pedestrians might be crossing the roadway, such as at an intersection with a shared-use path.  A Trail X-ing (W11-15P) supplemental plaque may be mounted below the W11-15 sign.  If used in advance of a pedestrian and bicycle crossing, a W11-15 sign should be supplemented with an Ahead Plaque (W16-9P) or the Distance Ahead Plaque (W16-103P) to inform road user that they are approaching a point where crossing activity might occur.  If a post-mounted W11-15 sign is placed at the location of the crossing point, a Diagonal Downward Pointing Arrow Plaque (W16-7P) shall be mounted below the sign.  If the W11-15 sign is mounted overhead, the W16-7P supplemental plaque shall not be used.

Trail X-Ing Plaque (W11-15P) Trail X-Ing Plaque (W11-15P) TRAIL X-ING PLAQUE (W11-15P)
A Trail X-Ing Plaque (W11-15P) may be mounted below a Combined Bicycle/Pedestrian Sign (W11-15) as an educational plaque.

Elk Crossing Sign (W11-20) ELK CROSSING SIGN (W11-20)
The Elk Crossing Sign (W11-20) will be authorized to warn of the unexpected hazard of elk crossing the roadway.  The area crossed by elk will be designated by the Game Commission.

Blind Pedestrian Crossing Sign (W11-25) BLIND PEDESTRIAN CROSSING SIGN (W11-25)
(a) Justification.  The Blind Pedestrian Crossing Sign (W11-25) shall be authorized for use at locations where blind persons frequently cross or traverse the street.

(b) Placement.  If used on an intersection approach on which an intersection sign is also used, the W11-25 sign should be installed to follow the intersection sign.


Duck Crossing Sign (W11-26) DUCK CROSSING SIGN (W11-26)
The Duck Crossing Sign (W11-26) may be authorized to warn of locations where ducks or geese regularly cross the roadway.  Its use should be kept to a minimum, indicating only those crossings which have poor sight distance.

Tank Crossing Sign (W11-27) TANK CROSSING SIGN (W11-27)
The Tank Crossing Sign (W11-27) is authorized for use to warn of the unexpected hazard of military tanks crossing or using the roadway.

Cemetery Entrance Sign (W11-28) CEMETERY ENTRANCE SIGN (W11-28)
The Cemetery Entrance Sign (W11-28) shall be authorized for use to warn motorists of entrances to cemeteries which are located adjacent to the highway.

Its use shall be limited to locations where traffic conditions such as approach speeds, visibility, and conflicts are such that a special warning is desirable.


Hospital Sign (W11-101) HOSPITAL SIGN (W11-101)
The Hospital Sign (W11-101) shall be authorized for use to indicate an access point to a hospital.

Its use shall be limited to locations where traffic conditions such as approach speeds, visibility, and conflicts are such that a special warning is desirable.


Church Sign (W11-102) CHURCH SIGN (W11-102)
The Church Sign (W11-102) shall be authorized for use to indicate an access point to a church.  Its use shall be limited to locations where traffic conditions such as approach speeds, visibility, and conflicts are such that a special warning is desirable.

Hidden Driveway Sign (W11-103) HIDDEN DRIVEWAY SIGN (W11-103)
The Hidden Driveway Sign (W11-103) shall be authorized for use to denote the presence of a driveway or alley at which the sight distance is restricted.

Bridle Path Sign (W11-104) BRIDLE PATH SIGN (W11-104)
The Bridle Path Sign (W11-104) shall be authorized for use along roads where a number of horses normally walk beside or cross the roadway.

Left Turns and Cross Traffic Sign (W11-105) LEFT TURNS AND CROSS TRAFFIC SIGN (W11-105)
The Left Turns and Cross Traffic Sign (W11-105) shall be authorized for use in advance of or within areas on limited or non-controlled multiple-lane roadways, which are contiguous to full controlled roadways.  Generally, these roadways will have at-grade intersections, non-signalized with an appreciable number of left turning and cross traffic movements.  The Next (__) Miles Plaque (W7-3AP) should be mounted below this sign.

Left Turns Sign (W11-106) LEFT TURNS SIGN (W11-106)
The Left Turns Sign (W11-106) shall be authorized for use in advance of or within areas on limited or non-controlled multiple-lane roadways, which are contiguous to full controlled roadways.  Generally, these roadways will have at-grade intersections, non-signalized with an appreciable number of left turning movements.  The Next (__) Miles Plaque (W7-3AP) should be mounted below this sign.

Watch For Turns Sign (W11-107) WATCH FOR TURNS SIGN (W11-107)
The Watch For Turns Sign (W11-107) may be used in advance of a location where geometric conditions are such that sight distance for opposing turning movements is restricted, and a protected turn phase has not been provided if the intersection is signalized.

Impaired Child Sign (W11-108) IMPAIRED CHILD SIGN (W11-108)
The Impaired Child Sign (W11-108) may be used to warn drivers of the possible presence of a deaf or hearing impaired child or a vision impaired child in the vicinity of the roadway adjacent to the child's residence.  The sign should normally be used only when the child is less than 16 years of age and the parents or legal guardians have requested the sign.  The word VISION or other applicable words may be substituted for HEARING as applicable.  The word PERSON may also be substituted for CHILD if special circumstances exist.

In urban districts, W11-108 sign should be placed at the beginning of the applicable block or not more than 300 feet in advance of the child's residence.  In rural districts, the W11-108 sign should be placed no more than 750 feet in advance of the child's residence.


Double Arrow Sign (W12-1) DOUBLE ARROW SIGN (W12-1)
The Double Arrow Sign (W12-1) may be used at loading and refuge islands, traffic islands, and other obstructions in the roadway, when traffic is permitted to pass on either side of the island or obstruction.  It should normally be mounted at a height of 7 feet to the bottom of the sign in order that it will visible over preceding vehicles.

If white striping is used on the obstruction, it should be discontinued in the vicinity of the sign to leave a minimum of 3 inches around the outside of the sign.


Low Clearance Sign (W12-2) LOW CLEARANCE SIGN (W12-2)
(a) Justification.  The Low Clearance Sign (W12-2) shall be used in advance of bridges, underpasses, and other overhead structures where the vertical clearance is less than 14 feet-6 inches.  The clearance shown on the sign should normally be to the nearest inch.  Up to an additional 3 inches should be provided to allow for frost action, vertical curvature of the roadway profile, and vehicle bouncing.  Additional clearance may be warranted where crest or sag vertical clearances reduce the effective clearance for longer vehicles.  Whenever possible, additional protection should be provided by using the W12-2A sign on the structure.

(b) Placement.  The W12-2 size should be placed in advance of the restriction in accordance with Department regulations.  However, when this sign is not readily visible to traffic at the last intersection in advance of the restriction, an additional sign should be installed immediately after the intersection to allow drivers an opportunity to avoid the restriction.  In these cases the Distance Ahead Plaque (W16-103P) may be placed below this sign.


On Shoulder Sign (W12-2-3) ON SHOULDER SIGN (W12-2-3)
The On Shoulder Sign (W12-2-3) may be used with the Low Clearance Sign (W12-2) to indicate that the vertical clearance is minimum over the shoulder.

Low Clearance (Overhead) Sign (W12-2A) LOW CLEARANCE (OVERHEAD) SIGN (W12-2A)
(a) Justification.  The Low Clearance (Overhead) Sign (W12-2A) shall be used in advance of bridges, underpasses, and other overhead structures where the vertical clearance is less than 14 feet-6 inches.  The clearance shown on the W12-2A sign should be the same as shown on the Low Clearance Sign (W12-2).

(b) Placement.  When used, the W12-2A sign should be mounted overhead, generally directly above the roadway.  In the case of an arch or other structure under which the clearance varies greatly, two or more signs should be used as necessary, to give information as to the clearance over the entire roadway.

The W12-2A sign may have no down arrows, only one down arrow, or both down arrows.  The 78 inches x 24 inches is the minimum size with no down arrows.  The 84 inches x 24 inches size shall be used for a single arrow on either the left or right side of the sign as appropriate.  The 90 inches x 24 inches size shall be used for two down arrows as depicted to the left.

At an arch, it is recommended that only the left down arrow normally be used and that it be positioned directly above the right edge of the roadway and as low as possible without obstructing the arch.  At multi-lane approaches, an additional sign may be similarly placed above the right edge of each additional travel lane.

At a one-lane arch, it is recommended that a W12-2A sign be erected on the left side of the roadway with only a right down arrow and another W12-2A sign be erected on the right side of the roadway with only a left down arrow.  If it is not practical to install the signs at the edge of the roadway, the two signs may be positioned closer to the center of the arch.


Advisory Speed Plaque (W13-1P) ADVISORY SPEED PLAQUE (W13-1P)
(a) Justification.  The Advisory Speed Plaque (W13-1P) shall be authorized for use in conjunction with any standard warning sign to indicate the maximum safe speed.  The W13-1P sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.  It shall not be used in conjunction with any sign other than a warning sign, nor shall it be used alone.  It shall be mounted below the warning sign.

The speed shown shall be a multiple of 5 MPH, to be determined by accepted traffic engineering procedures.

(b) Size.  The 18 inches x 18 inches size should be used with a warning sign of  30 inches x 30 inches, the 24 inches x 24 inches with 36 inches x 36 inches sign, the 30 inches x 30 inches size with 48 inches x 48 inches signs.


Advisory Exit Speed Sign (W13-2) ADVISORY EXIT SPEED SIGN (W13-2)
(a) Justification.  The Advisory Exit Speed Sign (W13-2) shall be authorized for use where it is necessary to indicate a lower speed on an exit ramp.  The W13-2 sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

(b) Placement.  The W13-2 sign shall be placed on the right side of the ramp at a point which allows the motorist adequate time to adjust their speed.  It is normally located just in advance of the gore, or if this location not allow adequate viewing distance for any reason, an additional sign may be placed on the left side of the gore.


Advisory Ramp Speed Sign (W13-3) ADVISORY RAMP SPEED SIGN (W13-3)
(a) Justification.  The Advisory Ramp Speed Sign (W13-3) shall be authorized for use where it is necessary to indicate a lower speed on a ramp connecting to an expressway.  The W13-3 sign shall be used in accordance with MUTCD Chapter 2C Warning Signs.

(b) Placement.  The W13-3 sign shall be placed on the right side of the ramp just in advance of the entrance point.  If this location not allow adequate viewing distance for any reason, an additional sign may be placed on the left.


No Outlet Sign (W14-2) NO OUTLET SIGN (W14-2)
The No Outlet Sign (W14-2) shall be authorized for use just beyond the last intersected street, facing traffic entering a street which has no connection with any other street beyond that point.

No Thru Street Sign (W14-2-1) NO THRU STREET SIGN (W14-2-1)
(a) Justification.  The No Thru Street Sign (W14-2-1) may be used to warn drivers that a street only provides access to the immediately adjacent area or subdivision and that the street cannot be used for through travel.  The W14-2-1 sign should only be used where there is evidence that drivers attempt to use the street for travel beyond the immediately adjacent area or subdivision.

(b) Placement.  When used, the W14-2-l sign should placed on the street providing access to the immediately adjacent area or subdivision only at the last intersecting through highway.


No Outlet (Left Arrow) Sign (W14-2AL) NO OUTLET (LEFT ARROW) SIGN (W14-2AL)
The No Outlet (Left Arrow) Sign (W14-2AL) may be used in combination with Street Name (D3-1) signs to warn turning traffic that the cross street ends in the direction indicated by the arrow.

No Outlet (Right Arrow) Sign (W14-2AR) NO OUTLET (RIGHT ARROW) SIGN (W14-2AR)
The No Outlet (Right Arrow) Sign (W14-2AR) may be used in combination with Street Name (D3-1) signs to warn turning traffic that the cross street ends in the direction indicated by the arrow.

No Passing Zone Sign (W14-3) NO PASSING ZONE SIGN (W14-3)
The No Passing Zone Sign (W14-3) shall be used to warn of and identify the beginning of a no-passing zone on two-lane roadways.  It shall be erected on the left side of the roadway at the beginning of the no-passing zone.

No Winter Maintenance Sign (W14-5) NO WINTER MAINTENANCE SIGN (W14-5)
(a) Justification.  The No Winter Maintenance Sign (W14-5) may be used on a roadway where winter snow plowing, salting, or cindering activities are not performed.  The W14-5 sign may be covered, or folded during seasons when these activities would not normally be applicable.

(b) Placement.  The W14-5 sign should be installed at the beginning of the roadway where applicable.


Congested Area Next (__) Sign (W14-6) CONGESTED AREA NEXT (__) MILE(S) SIGN (W14-6)
(a) Justification.  The Congested Area Next (__) Sign (W14-6) will be authorized for use on expressways and freeways to warn of unusually heavy traffic, particularly when interchanges are very closely spaced.

(b) Placement.  The W14-6 sign may be placed in advance of and at intervals throughout the congested area.


Watch For Stopped Vehicles Sign (W14-7) WATCH FOR STOPPED VEHICLES SIGN (W14-7)
The Watch For Stopped Vehicles Sign (W14-7) may be used in advance of locations where traffic queues frequently occur but are not anticipated by many drivers, especially unfamiliar drivers.  The sign may also be used in conjunction with the Bridge Limited To One Truck Sign (R12-lA) in advance of bridges where safe stopping sight distance of a truck stopped at the bridge does not exist for drivers approaching the bridge.  It may also be used at other locations where an engineering and traffic study indicates its need.

Truck Weighing Ahead Sign (W14-9) TRUCK WEIGHING AHEAD SIGN (W14-9)
(a) Justification.  The Truck Weighing Ahead Sign (W14-9) will be authorized for use in advance of a mobile or semi-permanent weighing operation.  When used, the W14-9 sign shall be mounted at a minimum height of 1 feet above the road surface.

(b) Size.  The standard size W14-9 sign shall be 36 inches x 36 inches on two-lane, two-way roadways and 48 inches x 48 inches on all other roadways.


Vehicles Are Closer Than They Appear Sign (W14-11) VEHICLES ARE CLOSER THAN THEY APPEAR SIGN (W14-11)
(a) Justification.  The Vehicles Are Closer Than They Appear Sign (W14-11) shall be used in conjunction with a convex mirror, in order to warn motorists that true distances are not depicted in the mirror.

(b) Placement.  The W14-11 sign shall be positioned beneath the convex mirror by the party responsible for installing the mirror.


Slow Moving Vehicles Sign (W14-12) SLOW MOVING VEHICLES SIGN (W14-12)
(a) Justification.  The Slow Moving Vehicles Sign (W14-12) may be used to warn drivers of the unexpected hazard of slow moving trucks on a hill or other problem locations.  The W14-12 sign is especially applicable on limited access highways.

(b) Placement.  When used, the W14-12 sign shall be installed at least 500 feet to 1,000 feet in advance of the problem location.


Low Flying Aircraft Sign (W14-13) LOW FLYING AIRCRAFT SIGN (W14-13)
(a) Justification.  The Low Flying Aircraft Sign (W14-13) may be used at locations where an airport is adjacent to a highway and low-flying aircraft may create a psychological hazard to motorists.

(b) Placement.  When used, the W14-13 sign should be erected in advance of the limits of the area where aircraft cross the highway.


Traffic Survey Sign (W14-15) TRAFFIC SURVEY SIGN (W14-15)
The Traffic Survey Sign (W14-15) may be used in advance of a location where traffic is being diverted or stopped for a transportation-related survey.

Balloon Launch Area Sign (W14-16) BALLOON LAUNCH AREA SIGN (W14-16)
(a) Justification.  The Balloon Launch Area Sign (W14-16) may be used at locations where a balloon launch area is adjacent to a highway and balloons may cross the roadway low enough to distract motorists.

(b) Placement.  When used, the W14-16 sign should be erected in advance of the limits of the area where balloons are launched adjacent to the highway.


Effective Hours Panel (W14-20) EFFECTIVE HOURS PANEL (W14-20)
(a) Justification.  The Effective Hours Panel (W14-20) may be used as a supplemental sign with any of the warning signs when the massage applies only during certain hours on a regular basis.  The message on the W14-20 panel may be one, two, or three lines; but a maximum of two lines may be used to indicate the hours of effectiveness.  The last line may be to designate effective days of the week if required.

(b) Placement.  When used, the W14-20 panel shall be mounted below the primary sign.

(c) Size.  Panels 24 inches wide should be used with 36 inches x 36 inches warning signs, whereas panels 30 inches wide should be used with 48 inches x 48 inches warning signs.


Are Your Turn Signals On? Sign (W14-22) ARE YOUR TURN SIGNALS ON? SIGN (W14-22)
The Are Your Turn Signals On? Sign (W14-22) may be used at locations near an intersection where turn signals frequently do not cancel themselves.

Playground Sign (W15-1) Playground Sign (W15-1) PLAYGROUND SIGN (W15-1)
The Playground Sign (W15-1) will be authorized for use to mark playgrounds which are located adjacent to highways.

Watch Children Sign (W15-2) Watch Children Sign (W15-2) WATCH CHILDREN SIGN (W15-2)
The Watch Children Sign (W15-2) shall be authorized for use along roads where there are no sidewalks and where a number of children normally play or walk beside the highway.

Next (__) Feet Plaque (W16-4P) Next (__) Feet Plaque (W16-4P) NEXT (__) FEET PLAQUE (W16-4P)
The Next (__) Feet Plaque (W16-4P) shall be authorized for use in conjunction with any standard warning or regulatory sign to inform road users of the length of roadway over which the condition indicated by the warning sign or regulatory sign exists.  When used with a warning sign, the W16-4P sign shall have the same legend, border, and background color as the warning sign with which it is displayed.  When used with a regulatory sign, the W16-4P sign shall have a black legend and border on a yellow background.

90 Degree Turn — Left Arrow Plaque (W16-5PL) 90 Degree Turn — Left Arrow Plaque (W16-5PL) 90 DEGREE TURN — LEFT ARROW PLAQUE (W16-5PL)
The 90 Degree Turn — Left Arrow Plaque (W16-5PL) shall be authorized for use in conjunction with any standard warning or regulatory sign, when the condition indicated by the warning or regulatory sign is located on an intersecting road and the distance between the intersection and the condition is not sufficient to provide adequate advance placement of the warning or regulatory sign.  The W16-5PL sign should be used below the warning or regulatory sign.  When used with a warning sign, the W16-5PL sign shall have the same legend, border, and background color as the warning sign with which it is displayed.  When used with a regulatory sign, the W16-5PL sign shall have a black legend and border on a yellow background.

90 Degree Turn — Right Arrow Plaque (W16-5PR) 90 Degree Turn — Right Arrow Plaque (W16-5PR) 90 DEGREE TURN — RIGHT ARROW PLAQUE (W16-5PR)
The 90 Degree Turn — Left Arrow Plaque (W16-5PR) shall be authorized for use in conjunction with any standard warning or regulatory sign, when the condition indicated by the warning or regulatory sign is located on an intersecting road and the distance between the intersection and the condition is not sufficient to provide adequate advance placement of the warning or regulatory sign.  The W16-5PR sign should be used below the warning or regulatory sign.  When used with a warning sign, the W16-5PR sign shall have the same legend, border, and background color as the warning sign with which it is displayed.  When used with a regulatory sign, the W16-5PR sign shall have a black legend and border on a yellow background.

Advance 90 Degree Turn — Left Arrow Plaque (W16-6PL) Advance 90 Degree Turn — Left Arrow Plaque (W16-6PL) ADVANCE 90 DEGREE TURN — LEFT ARROW PLAQUE (W16-6PL)
The Advance 90 Degree Turn — Left Arrow Plaque (W16-6PL) shall be authorized for use in conjunction with any standard warning or regulatory sign, when the condition indicated by the warning or regulatory sign is located on an intersecting road and the distance between the intersection and the condition is not sufficient to provide adequate advance placement of the warning or regulatory sign.  The W16-6PL sign should be used below the warning or regulatory sign.  When used with a warning sign, the W16-6PL sign shall have the same legend, border, and background color as the warning sign with which it is displayed.  When used with a regulatory sign, the W16-6PL sign shall have a black legend and border on a yellow background.

Advance 90 Degree Turn — Right Arrow Plaque (W16-6PR) Advance 90 Degree Turn — Right Arrow Plaque (W16-6PR) ADVANCE 90 DEGREE TURN — RIGHT ARROW PLAQUE (W16-6PR)
The Advance 90 Degree Turn — Right Arrow Plaque (W16-6PR) shall be authorized for use in conjunction with any standard warning or regulatory sign, when the condition indicated by the warning or regulatory sign is located on an intersecting road and the distance between the intersection and the condition is not sufficient to provide adequate advance placement of the warning or regulatory sign.  The W16-6PR sign should be used below the warning or regulatory sign.  When used with a warning sign, the W16-6PR sign shall have the same legend, border, and background color as the warning sign with which it is displayed.  When used with a regulatory sign, the W16-6PR sign shall have a black legend and border on a yellow background.

Diagonal Downward Pointing Arrow Plaque (W16-7P) Diagonal Downward Pointing Arrow Plaque (W16-7P) DIAGONAL DOWNWARD POINTING ARROW PLAQUE (W16-7P)
The Diagonal Downward Pointing Arrow Plaque (W16-7P) may be used below the Pedestrian Sign (W11-2), the School Sign (S1-1), and other crossing signs when the crossing sign is installed at the crossing location.

The W16-7P sign may be used below the warning or regulatory sign.  When used with a warning sign, the W16-7P sign shall have the same legend, border, and background color as the warning sign with which it is displayed.  When used with a regulatory sign, the W16-7P sign shall have a black legend and border on a white background.


Single-Line Advance Street Plaque (W16-8P) SINGLE-LINE ADVANCE STREET NAME PLAQUE (W16-8P)
The Single-Line Advance Street Plaque (W16-8P) may be used beneath any intersection warning sign (W2 series) or advance traffic control sign (W3 series) to identify the name of the intersecting street.  If the street name to the left is different than the one to the right, the Double-Line Advance Street Name Plaque (W16-8AP) should be used.  The abbreviation "ST" may be changed to "RD", "LN", "CT", etc. as applicable.

Double-Line Advance Street Name Plaque (W16-8AP) DOUBLE-LINE ADVANCE STREET NAME PLAQUE (W16-8AP)
The Double-Line Advance Street Name Plaque (W16-8AP) may be used beneath any intersection warning sign (W2 series) or advance traffic control sign (W3 series) to identify the name of the intersecting street when the street name to the left is different than the one to the right.  The street names and associated arrows should be displayed in the following order:

A.  For a single intersection, the name of the street to the left should be displayed above the name of the street to the right; or

B.  For sequential intersections, such as where the plaque is used with an Offset Side Roads Sign (W2-7L or W2-7R) or a Double Side Road Sign (W2-8), the name of the first street encountered should be displayed above the name of the second street encountered, and the arrow associated with the second street encountered should be an advance arrow.


Ahead Plaque (W16-9P) Ahead Plaque (W16-9P) AHEAD PLAQUE (W16-9P)
The Ahead Plaque (W16-9P) may be used to supplement any standard warning sign or regulatory sign.  When used with a warning sign, the W16-9P sign shall have the same legend, border, and background color as the warning sign with which it is displayed.  When used with a regulatory sign, the W16-9P sign shall have a black legend and border on a yellow background.

Photo Enforced Plaque (W16-10AP) PHOTO ENFORCED PLAQUE (W16-10AP)
A Photo Enforced Plaque (W16-10AP) may be mounted below a warning sign to advise road users that the regulations associated with the condition being warned about (such as a traffic control signal or a toll plaza) are being enforced by photographic equipment.

At traffic control signals where automated red light enforcement systems are used, the W16-10AP plaque shall be mounted below any required Signal Ahead Signs (W3-3).  At intersections where the Signal Ahead Sign (W3-3) is not required, the Red Light Photo Enforcement Sign (W16-10-1) may be used as an alternate.


Red Light Photo Enforced Sign (W16-10-1) RED LIGHT PHOTO ENFORCED SIGN (W16-10-1)
(a) Justification.  The Red Light Photo Enforced Sign (W16-10-1) may be installed in advance of a traffic control signal where an automated red light enforcement system is used and a Signal Ahead Sign (W3-3) is not required.  At locations where a Signal Ahead Sign is required, the Photo Enforced Plaque (W16-10AP) shall be used.

(b) Size.  When used on an expressway, the standard size of the the W16-10-1 sign shall be 48 inches x 48 inches.


Traffic Circle Plaque (W16-12P) TRAFFIC CIRCLE PLAQUE (W16-12P)
The Traffic Circle Plaque (W16-12P) is for use below the Circular Intersection Sign (W2-6) on the approach to a circular intersection.

Roundabout Plaque (W16-17P) ROUNDABOUT PLAQUE (W16-17P)
The Roundabout Plaque (W16-17P) may be mounted below a Circular Intersection Sign (W2-6).

Share the Road Sign (W16-101) SHARE THE ROAD SIGN (W16-101)
The Share the Road Sign (W16-101) may be used on highways where available lateral clearances make it likely that bicyclists will either travel on the roadway or on the shoulder but in close proximity to the roadway.  It may also be used in conjunction with bike lanes or roads with wide paved shoulders if the intent is to alert motorists to the presence of cyclists.  Other uses may include roads with a documented car-bike crash history and a road being promoted as a cycling route.

Conspicuity Plaque (W16-102P) CONSPICUITY PLAQUE (W16-102P)
The Conspicuity Plaque (W16-102P) shall be authorized for use where engineering judgment indicates the need for additional recognition of a standard regulatory, warning, or guide sign.  The W16-102P shall be center-mounted in a diamond orientation above the sign it supplements.  Its use shall be limited to one W16-102P per installation and it shall only be used to supplement other signs.

Distance Ahead Plaque (W16-103P) Distance Ahead Plaque (W16-103P) DISTANCE AHEAD PLAQUE (W16-103P)
The Distance Ahead Plaque (W16-103P) may be used below any standard warning sign or regulatory to indicate the distance to the condition cited by the warning or regulatory sign.  Normally distances should be in an increment of 500 feet.  When used with a warning sign, the W16-103P shall have the same background as the warning sign with which it is displayed.  When used with a regulatory sign, the W16-103P sign shall have a yellow background.

The 36 inches x 24 inches size should be used with 48 inches x 48 inches and larger warning signs and regulatory signs wider than 36 inches.

The W16-103P may be used below the Weight Limit Sign (R12-1) when the sign is used as an advance warning of a weight limitation.  As an advance warning of a bridge limitation, it shall be used in conjunction with the Bridge Sign (R12-1-2).  When the distance to the restriction is 1 mile or less, the distance shall be rounded to 1 MILE, 3/4 MILE, or 1/2 MILE, except as follows:

a.  When the distance to the restriction is less than 1/2 MILE, the distance shall be rounded to the nearest multiple of 500 FT.

b.  When the distance to the restriction is less than 500 FT, the distance shall be rounded to the closest 100 FT.

When the distance to the restriction is greater than 1 MILE, the distance may be rounded to the nearest whole integer or nearest 1/4 MILE.

When used, the W16-103P sign shall be placed at the intersection nearest each end of the restricted bridge or section of highway which would allow drivers an opportunity to avoid the restriction.


Speed Hump Sign (W17-1) SPEED HUMP SIGN (W17-1)
The Speed Hump Sign (W17-1) may be installed in advance of areas where local authorities have satisfied warrants and installed speed humps in accordance with Department traffic calming procedures.

When used, the W17-1 sign should be placed approximately 100 feet in advance of the speed hump.  When used, the sign should generally be supplemented with an Advisory Speed Plaque (W13-1P).


Freeway Ends XX Mile(s) (W19-1) FREEWAY ENDS XX MILE(S) SIGN (W19-1)
The Freeway Ends XX Mile(s) (W19-1) sign may be used in advance of the end of a freeway.  The W19-1 sign may be post mounted or may be mounted overhead for increased emphasis.

Expreesway Ends XX Mile(s) (W19-2) EXPREESWAY ENDS XX MILE(S) SIGN (W19-2)
The Expreesway Ends XX Mile(s) (W19-2) sign may be used in advance of the end of an expressway.  The W19-2 sign may be post mounted or may be mounted overhead for increased emphasis.

Freeway Ends Sign (W19-3) FREEWAY ENDS SIGN (W19-3)
The Freeway Ends Sign (W19-3) is authorized for use to warn of the end of an extended length of a freeway and the beginning of a conventional highway.  The W19-3 sign should not normally be used for freeways less than 5 miles in length.

When used, one or two W19-3 signs should be installed within the area approximately 1500 feet to 1 mile in advance of the end of the freeway.  The Ahead Plaque (W16-103P) should be used beneath the W19-3 sign.


Expressway Ends Sign (W19-4) EXPRESSWAY ENDS SIGN (W19-4)
The Expressway Ends Sign (W19-4) is authorized for use to warn of the end of an extended length of a expressway and the beginning of a conventional highway.  The W19-4 sign should not normally be used for expressways less than 5 miles in length.

When used, one or two W19-4 signs should be installed within the area approximately 1500 feet to 1 mile in advance of the end of the expressway.  The Ahead Plaque (W16-103P) should be used beneath the W19-4 sign.


Road Work Sign (W20-1) ROAD WORK SIGN (W20-1)
The Road Work Sign (W20-1) shall be authorized for use in advance of road construction or maintenance projects.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used as a final alternative.


Rectangular Road Work Sign (W20-1S) RECTANGULAR ROAD WORK SIGN (W20-1S)
The Rectangular Road Work Sign (W20-1S) may be used in median areas where the diamond-shaped Road Work Sign (W20-1) cannot be used due to limited lateral space.  Overlay panels may be used to indicate the distance or the legend "AHEAD".

Advance Detour Sign (W20-2) ADVANCE DETOUR SIGN (W20-2)
The Advance Detour Sign (W20-2) shall be authorized for use in advance of a point at which traffic is diverted over a temporary roadway or route.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used as a final alternative.


Road Closed Sign (W20-3) ROAD CLOSED SIGN (W20-3)
The Road Closed Sign (W20-3) shall be authorized use in advance of a point at which a roadway is closed to all traffic, or to all but local traffic.  The word "RAMP" may be substituted for the word "ROAD" when a ramp has been closed in accordance with the provisions above.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used as a final alternative.


Road Open Sign (W20-3A) ROAD OPEN SIGN (W20-3A)
The Road Open Sign (W20-3A) may be used in a work area to advise drivers that a road which has been detoured for through traffic is open to specific businesses.  Up to three business establishments may be placed on the sign.  When more than three businesses are located along the road between the point of detour and road closure, the third business on the sign shall be the business closest to the road closure.

The W20-3A sign should be located approaching the point of detour.


One Lane Road Sign (W20-4) ONE LANE ROAD SIGN (W20-4)
The One Lane Road Sign (W20-4) shall be authorized for use only in advance of a point where traffic in both directions must use a single lane.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used as a final alternative.


Left Two Lanes Closed Sign (W20-5AL) LEFT TWO LANES CLOSED SIGN (W20-5AL)
The Left Two Lanes Closed Sign (W20-5AL) may be used when the left two lanes of a roadway that has three or more lanes in one direction closed.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used as a final alternative.


Right Two Lanes Closed Sign (W20-5AR) RIGHT TWO LANES CLOSED SIGN (W20-5AR)
The Right Two Lanes Closed Sign (W20-5AR) may be used when the right two lanes of a roadway that has three or more lanes in one direction closed.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used as a final alternative.


Left Lane Closed Sign (W20-5L) LEFT LANE CLOSED SIGN (W20-5L)
The Left Lane Closed Sign (W20-5L) shall be authorized for use in advance of a point where the left lane of a multiple-lane roadway is closed.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used as a final alternative.


Right Lane Closed Sign (W20-5R) RIGHT LANE CLOSED SIGN (W20-5R)
The Right Lane Closed Sign (W20-5R) shall be authorized for use in advance of a point where the right lane of a multiple-lane roadway is closed.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used as a final alternative.


Rectangular Left Lane Closed Sign (W20-5-3) RECTANGULAR LEFT LANE CLOSED SIGN (W20-5-3)
The Rectangular Left Lane Closed Sign (W20-5-3) may be used in median areas where the diamond-shaped Left Lane Closed Sign (W20-5L) cannot be used due to limited lateral space.  Overlay panels may be used to indicate the distance or the legend "AHEAD".

Rectangular Right Lane Closed Sign (W20-5-4) RECTANGULAR RIGHT LANE CLOSED SIGN (W20-5-4)
The Rectangular Right Lane Closed Sign (W20-5-4) may be used in median areas where the diamond-shaped Right Lane Closed Sign (W20-5R) cannot be used due to limited lateral space.  Overlay panels may be used to indicate the distance or the legend "AHEAD".

Flagger Symbol Sign (W20-7) FLAGGER SYMBOL SIGN (W20-7)
The Flagger Symbol Sign (W20-7) may be used in advance of a flagger that has been stationed to control traffic through a construction, maintenance, or utility project.  An appropriate distance message may be displayed on a Distance Ahead Plaque (W16-103P) below the W20-7 sign.  The W20-7 sign shall be promptly removed, covered, or turned to face away from the roadway whenever the flagger is not present.

Temporary Roadway Sign (W20-9) TEMPORARY ROADWAY SIGN (W20-9)
The Temporary Roadway Sign (W20-9) may be used when a temporary roadway is provided around a construction, maintenance, or utility project.  The word "RAMP" may be substituted for "ROADWAY" if applicable.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used as a final alternative.


Be Prepared To Stop Next (__) MI Sign (W20-10A) BE PREPARED STOP NEXT (__) MI SIGN (W20-10A)
The Be Prepared To Stop Next (__) MI Sign (W20-10A) shall be authorized for use in unusual traffic operations to advise motorists that operations or conditions may cause intermittent stoppages of traffic.  This sign may be used in place of the Be Prepared To Stop Sign (W3-4) with a supplemental Next (__) Miles Plaque (W7-3AP).

Sobriety Check Point Ahead Sign (W20-11) SOBRIETY CHECK POINT AHEAD SIGN (W20-11)
The Sobriety Check Point Ahead Sign (W20-11) shall be authorized for use in traffic operations to advise motorists that operations are being conducted ahead for sobriety screening/tests.  The Be Prepared To Stop Sign (W3-4) should also be used in conjunction with this sign to advise motorists of intermittent stoppages of traffic.

Safety Check Point Ahead Sign (W20-12) SAFETY CHECK POINT AHEAD SIGN (W20-12)
The Safety Check Point Ahead Sign (W20-12) shall be authorized for use in traffic operations to advise motorists that operations are being conducted ahead for a systematic program of safety checks for vehicles and drivers.  The Be Prepared To Stop Sign (W3-4) should also be used in conjunction with this sign to advise motorists of intermittent stoppages of traffic.

Tunnel Temporarily Closed Sign (W20-13) TUNNEL TEMPORARILY CLOSED SIGN (W20-13)
The Tunnel Temporarily Closed Sign (W20-13) may be used in advance of a closed tunnel in conjunction with other regulatory and warning signs.

Expect Delays Sign (W20-15) EXPECT DELAYS SIGN (W20-15)
The Expect Delays Sign (W20-15) may be used in construction or maintenance areas to advise motorists that operations are in progress that may cause delays in traffic.

Road Survey Next (__) Mile Sign (W20-16) ROAD SURVEY NEXT (__) MILE SIGN (W20-16)
The Road Survey Next (__) Mile Sign (W20-16) may be used in advance of a roadway features survey to warn motorists of the survey operation.

Overlay panels may be used to indicate the distance.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used as a final alternative.


End Roadway Survey Sign (W20-17) END ROADWAY SURVEY SIGN (W20-17)
The End Roadway Survey Sign (W20-17) may be used at the end of a roadway survey to let motorists know that they have passed the survey area.

Tunnel Lane Closed Sign (W20-99) TUNNEL LANE CLOSED SIGN (W20-99)
The Tunnel Lane Closed Sign (W20-99) is authorized for use on multi-lane roadways in advance of a tunnel to indicate a designated lane in the tunnel is closed.

Overlay panels may be used to indicate the closed lane and distance.  Instead of exact distances, the legend "AHEAD" may be used.


Lanes Blocked Ahead Sign (W20-101) LANES BLOCKED AHEAD (W20-101)
The Lanes Blocked Ahead Sign (W20-101) may be used when lanes are blocked for a Rolling Slowdown or Stoppage Work Zone Traffic Control setup.

Traffic Enforcement Zone Sign (W20-102) TRAFFIC ENFORCEMENT ZONE SIGN (W20-102)
The Traffic Enforcement Zone Sign (W20-102) shall be authorized for use in temporary traffic control operations to advise motorists that they have entered a zone where traffic enforcement operations are being conducted.

Arrow Sign (W20-103) ARROW SIGN (W20-103)
(a) Justification.  The Arrow Sign (W20-103) shall be authorized for use to channelize traffic at locations where the lateral displacement of vehicular traffic is required, such as temporary road endings and within construction or maintenance areas.

(b) Placement.  When this sign is used on a transition, the arrow shall point upward at a 45 degree angle.


Fresh Oil Sign (W21-2) FRESH OIL SIGN (W21-2)
The Fresh Oil Sign (W21-2) shall be authorized to warn motorists that resurfacing operations have rendered the surface of the highway temporarily hazardous, and that objectionable splashing on vehicles may occur.

Travel At Your Own Risk Sign (W21-2-1) TRAVEL AT YOUR OWN RISK SIGN (W21-2-1)
(a) Justification.  The Travel At Your Own Risk Sign (W21-2-1) may be in conjunction with:

(1)  Road Closed — Local Traffic Only; Bridge Out — Local Traffic Only; and Road Closed to Thru Traffic Signs;

(2)  Construction and Maintenance Warning Signs such as:  Fresh Oil; No Guide Rail; and other Construction and Maintenance Warning Signs which warn drivers of a specific temporary condition which will terminate upon completion of the construction or maintenance project; and

(3)  Warning signs such as:  Loose Gravel; Watch For Mud; and other warning signs which warn drivers of a specific condition that is programmed for correction in the near future.

(b) Placement.  When used, the W21-2-1 sign shall be mounted below the primary sign.  An Advisory Speed Plaque (W13-1P) may be mounted below the W21-2-1 sign.


Shoulder Work Sign (W21-5) SHOULDER WORK SIGN (W21-5)
The Shoulder Work Sign (W21-5) may be used to warn of maintenance, construction, or utility operations on the shoulder, where the traveled way is unobstructed.

Left Shoulder Closed (__) Sign (W21-5BL) LEFT SHOULDER CLOSED (__) SIGN (W21-5BL)
The Left Shoulder Closed (__) Sign (W21-5BL) may be used in advance of a portion of roadway where the left shoulder is closed.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used.

Right Shoulder Closed (__) Sign (W21-5BR) RIGHT SHOULDER CLOSED (__) SIGN (W21-5BR)
The Right Shoulder Closed (__) Sign (W21-5BR) may be used in advance of a portion of roadway where the right shoulder is closed.  Details of alternate distances are provided in the W30-1 sign.  In lieu of exact distances, the legend "AHEAD" may be used.

Fresh Oil and Chips Sign (W21-5-1) FRESH OIL AND CHIPS SIGN (W21-5-1)
The Fresh Oil and Chips Sign (W21-5-1) may be used in conjunction with surface treatments to advise drivers that fresh oil and chips may be present.

When used, the W21-5-1 sign shall be installed in advance of the section of roadway where the surface treatment is to be applied and along the roadway on each side of major intersecting roads.  The signs may be left in place for approximately one week after the surface treatment operation.


Oil and Chipping Ahead Sign (W21-5-2) OIL AND CHIPPING AHEAD SIGN (W21-5-2)
(a) Justification.  The Oil and Chipping Ahead Sign (W21-5-2) may be used in advance of a roadway surface treatment project to advise drivers of oil and chipping operations.

(b) Placement.  When used, the W21-5-2 sign shall be installed in advance of the section of highway where oil and chipping is being conducted.  The sign shall only be in place during actual oil and chipping operations.


Survey Crew Sign (W21-6) SURVEY CREW SIGN (W21-6)
The Survey Crew Sign (W21-6) may be used in advance of the location where a surveying crew is working on or adjacent to the roadway.

Utility Work Ahead Sign (W21-7) UTILITY WORK AHEAD SIGN (W21-7)
The Utility Work Ahead Sign (W21-7) may be as an alternate to the Work Area Ahead Sign (W21-102) for utility operations only.

No Guide Rail Sign (W21-9A) NO GUIDE RAIL SIGN (W21-9A)
(a) Justification.  The No Guide Rail Sign (W21-9A) may be used on new construction when guide rail is scheduled for installation, bus has not been installed prior to opening the highway for traffic.  The W21-9A sign is also authorized for use when existing guide rail has removed for maintenance and is scheduled for replacement.

(b) Placement.  When used, the W21-9A sign shall be placed in advance of the missing guide rail and at intervals through long sections of missing guide rail.  The signs shall be removed when the missing guide rail is installed.


Stop and Slow Paddle (W21-10) STOP AND SLOW PADDLE (W21-10)
The Stop and Slow Paddle (W21-10) is authorized for use as a hand signaling device by a flagger.  The paddle shall be attached to a staff of sufficient length so that the bottom of the sign is 72 inches above the road surface.  The Flagger Symbol Sign (W20-7) should normally be used in conjunction with this paddle.  The message Slow or Stop may be used on both sides of the sign paddle.

The Stop and Slow Paddle shall be used as indicated in the Department of Transportation's Temporary Traffic Control Guidelines.  The Stop and Slow Paddle shall only be used to slow traffic.  The Stop and Stop Paddle shall only be used to stop traffic in both directions.


Bridge Inspection Ahead Sign (W21-11) BRIDGE INSPECTION AHEAD SIGN (W21-11)
(a) Justification.  The Bridge Inspection Ahead Sign (W21-11) will be authorized for use in advance of a bridge where bridge inspectors are either inspecting the bridge roadway or an overhead structure or where it is necessary to park a bridge inspection vehicle on the roadway.

(b) Placement.  When used, the W21-11 sign shall be placed at the location where the Work Area Ahead Sign (W21-102) is normally stipulated in the Department of Transportation's Temporary Traffic Control Guidelines.


Sand Blasting Ahead Close Windows Sign (W21-12) SAND BLASTING AHEAD CLOSE WINDOWS SIGN (W21-12)
The Sand Blasting Ahead Close Windows Sign (W21-12) shall be authorized for use in advance of work areas where sand blasting is being performed when drifting sand could create a potential to motorists with open windows.

Mowing Next (__) MI Sign (W21-14) MOWING NEXT (__) MI SIGN (W21-14)
(a) Justification.  The Mowing Next (__) MI Sign (W21-14) may be used to advise motorists that roadside mowing is taking place ahead.

(b) Placement.  When used, the W21-14 sign shall be placed approximately 500 feet in advance of the area to be mowed.  Except for mowing in the median when a sign should be installed for both directions of travel, signing for traffic on the side of the highway where the mowing is taking place is normally adequate.  The distance on the sign shall be limited to 5 miles.


Counter Installation Ahead Sign (W21-15) COUNTER INSTALLATION AHEAD SIGN (W21-15)
(a) Justification.  The Counter Installation Ahead Sign (W21-15) may be used to advise motorists that traffic counter equipment is being installed or removed ahead.

(b) Placement.  When used, the W21-15 sign shall be installed in accordance with the Department of Transportation's Temporary Traffic Control Guidelines.


No Pavement Markings Sign (W21-16) NO PAVEMENT MARKINGS SIGN (W21-16)
The No Pavement Markings Sign (W21-16) may be used in work areas where the pavement markings have been covered or destroyed and not replaced.  When pavement markings are installed, the signs shall removed.

(b) Placement.  If used, the sign shall be installed at the beginning and at intervals of not more than 1/2 mile through the area with no pavement markings.


Litter Crew Ahead Sign (W21-18) LITTER CREW AHEAD SIGN (W21-18)
The Litter Crew Ahead Sign (W21-18) may be used in advance of a litter pick-up operation.  The sign should be set up or unfolded during temporary litter pick-up operations, and promptly removed or folded as soon as the clean-up work is completed.

The larger 48 inches x 48 inches sign should be used when litter pick-up operations take place on expressways or freeways.


Litter Crew Ahead Sign (Square) (W21-18A) LITTER CREW AHEAD SIGN (SQUARE) (W21-18A)
The Litter Crew Ahead Sign (Square) (W21-18A) may be used as a folding sign in advance of a litter pick-up operation.  The sign should be unfolded during temporary litter pick-up operations, and promptly folded as soon as the clean-up work is completed.

The larger 48 inches x 48 inches sign should be used when litter pick-up operations take place on expressways or freeways.


Active Work Zone When Flashing Sign (W21-19) ACTIVE WORK ZONE WHEN FLASHING SIGN (W21-19)
(a) Justification.  The Active Work Zone When Flashing Sign (W21-19) shall be used in advance of an "active work zone" in accordance with Department guidelines to advise motorists that construction, maintenance, or utility workers are on the roadway, berm, or shoulder, and that increased penalties apply.  The W21-19 sign shall be equipped with a flashing white light that is activated when workers are present and when flashing shall be readily visible both day and night by an ordinarily observant person.  When workers are not present for more than 60 minutes, the flashing light shall be turned off.

(b) Placement.  When used, the W21-19 sign shall be erected as close as practical to the beginning of the active work zone, except motorists' safety should not compromised by erecting the signs within transitions or at other locations where the sign could be especially distracting.  When a work zone has more than one active work zone and the active work zones are more than 1 MILE apart, each active work zone shall be signed individually with this sign.


End Active Work Zone Sign (W21-20) END ACTIVE WORK ZONE SIGN (W21-20)
The End Active Work Zone Sign (W21-20) should be installed immediately at the end of each "active work zone" when signs are erected at the of the beginning of the active work zone to advise of increased penalties.  However, the W21-20 sign is not necessary if the End Road Work Sign (G20-2) or the End Work Area Sign (G20-3) is located at this location.

Ramp Work Ahead Sign (W21-101) RAMP WORK AHEAD SIGN (W21-101)
The Ramp Work Ahead Sign (W21-101) may be used in lieu of the Road Work Ahead Sign (W20-1) when a work area is located on a ramp.  In lieu of the word AHEAD, distances may be shown.

Work Area Ahead Sign (W21-102) WORK AREA AHEAD SIGN (W21-102)
The Work Area Ahead Sign (W21-102) shall be authorized for use in advance of obstructions or restrictions that a motorist may encounter at construction, maintenance, or utility work areas. The 48 inches x 48 inches size may indicate the actual distance in lieu of the legend "AHEAD".

Rectangular Work Area Ahead Sign (W21-103) RECTANGULAR WORK AREA AHEAD SIGN (W21-103)
The Rectangular Work Area Ahead Sign (W21-103) may be used in median areas where the diamond-shaped Work Area Ahead (W21-8) cannot be used due to limited lateral space.

Blasting Zone Ahead Sign (W22-1) BLASTING ZONE AHEAD SIGN (W22-1)
(a) Justification.  The Blasting Zone Ahead Sign (W22-1) shall be authorized for use in advance of any where there are explosives being used.  This sign shall be used in sequence with the Turn Off 2-Way Radios And Cell Phones Sign (W22-2) and the End Blasting Zone Sign (W22-3).  The sign shall be covered or removed there are no explosives in the area or the area is otherwise secure.

(b) Placement.  This sign should be located approximately 1,000 feet in advance of the Turn Off 2-Way Radios And Cell Phones Sign (W22-2).


Turn Off 2-Way Radios And Cell Phones Sign (W22-2) TURN OFF 2-WAY RADIOS AND PHONES SIGN (W22-2)
The Turn Off 2-Way Radios And Cell Phones Sign (W22-2) shall be authorized for use and shall be located at east 1000 feet in advance of the beginning of a blasting area.  It shall be used in sequence with the Blasting Zone Ahead Sign (W22-1) and the End Basting Zone Sign (W22-3) and shall be covered or removed when there are no explosives in the area or the area is otherwise secure.

End Blasting Zone Sign (W22-3) END BLASTING ZONE SIGN (W22-3)
The End Blasting Zone Sign (W22-3) shall be authorized for use to denote the end of a blasting zone and shall be located at least 1000 feet from the blasting area, either with or preceding the End Work Sign (G20-2).  It shall be used in sequence with the Blasting Zone Ahead Sign (W22-1) and the Turn Off 2-Way Radios And Cell Phones Sign (W22-2).  The sign shall be covered or removed when there are no explosives in the area or the area is otherwise secure.

New Traffic Pattern Ahead Sign (W23-2) NEW TRAFFIC PATTERN AHEAD SIGN (W23-2)
The New Traffic Pattern Ahead Sign (W23-2) may be used on the approach to an intersection or along a section of roadway to provide advance warning of a change in traffic patterns, such as revised lane usage, roadway geometry, or signal phasing.  The W23-2 sign should be removed when the traffic pattern returns to normal, when the changed pattern is longer considered to be new, or within six months.

This Bridge To Be Closed For Maintenance Sign (W23-101) THIS BRIDGE TO BE CLOSED FOR MAINTENANCE SIGN (W23-101)
The This Bridge To Be Closed For Maintenance Sign (W23-101) may be installed as a public courtesy in advance of a bridge which is scheduled for closure due to repairs or reconstruction.  The message may be varied as necessary in order to meet the particular needs, e.g., the word BRIDGE may be replaced with the words RAILROAD, HIGHWAY, or STREET; the term THIS BRIDGE may be replaced with the term NEXT 3 MILES; the word MAINTENANCE may be replaced with CONSTRUCTION or REPAIRS; or NEXT WEEK may be replaced with a date.

Road To Be Oiled Next Week Sign (W23-102) ROAD TO BE OILED NEXT WEEK SIGN (W23-102)
The Road To Be Oiled Next Week Sign (W23-102) may be used to give public notice to road users so that they may plan their proposed travel paths accordingly.  The word "TOMORROW", the day of the week, or the date of the proposed oiling may be used instead of the term "NEXT WEEK".

End of Proposed Oiling Sign (W23-103) END OF PROPOSED OILING SIGN (W23-103)
The End of Proposed Oiling Sign (W23-103) may be used to give public notice to road users so that they can plan their proposed travel paths accordingly.  Its use should be restricted to locations following a Road To Be Oiled Next Week Sign (W23-102).

Single Lane Double Reverse Curve Sign (W24-1L) Single Lane Double Reverse Curve Sign (W24-1R) SINGLE LANE DOUBLE REVERSE CURVE SIGN (W24-1L AND W24-1R)
The Single Lane Double Reverse Curve Sign (W24-1L and W24-1R) may be used when tangent distance between two reverse curves is less than 600 feet, thus making it difficult to install a second set of Reverse Curve Signs (W1-4).

The W24-1L sign has the first curve to the left and the W24-1R sign is the mirror image (first curve to the right).


Two-Lane Double Reverse Curve Sign (W24-1AL) Two-Lane Double Reverse Curve Sign (W24-1AR) TWO-LANE DOUBLE REVERSE CURVE SIGN (W24-1AL AND W24-1AR)
The Two-Lane Double Reverse Curve Sign (W24-1AL and W24-1AR) may be used when tangent distances between two reverse curves no a two-lane directional roadway is less than 600 feet, thus making it difficult to install a second set of Two-Lane Reverse Curve Signs (W1-4B).

The W24-1AL sign has the first curve to the left and the W24-1AR sign is the mirror image (first curve to the right).


Three-Lane Double Reverse Curve Sign (W24-1BL) Three-Lane Double Reverse Curve Sign (W24-1BR) THREE-LANE DOUBLE REVERSE CURVE SIGNS (W24-1BL AND W24-1BR)
The Three-Lane Double Reverse Curve Sign (W24-1BL and W24-1BR) may be used when tangent distance between reverse curves on a three-lane directional roadway is less than 600 feet, thus making it difficult to install a second set of Reverse Curve Signs (W1-4) series.

The W24-1BL sign has the first curve to the left and the W24-1BR sign is the mirror image (first curve to the right).


Oncoming Traffic Has Extended Green Sign (W25-1) ONCOMING TRAFFIC HAS EXTENDED GREEN SIGN (W25-1)
The Oncoming Traffic Has Extended Green Sign (W25-1) may be used on an approach at a signalized intersection where oncoming traffic has a lagging green signal indication continually, to advise the motorist facing the sign that oncoming traffic will continue to move although he/she has a red signal indication.  If this operation occurs only occasionally (such as during a pre-emption sequence), the Oncoming Traffic May Have Extended Green Sign (W25-2) shall be used instead of the W25-1 sign.  The W25-1 and W25-2 signs shall only be used with the approval of the District Traffic Engineer.

When used, the W25-1 sign shall be installed near the left-most signal head on the approach.


Oncoming Traffic May Have Extended Green Sign (W25-2) ONCOMING TRAFFIC MAY HAVE EXTENDED GREEN SIGN (W25-2)
The Oncoming Traffic May Have Extended Green Sign (W25-2) may be used on an approach at a signalized intersection where oncoming traffic has a lagging green signal indication continually, to advise the motorist facing the sign that oncoming traffic will continue to move although he/she has a red signal indication.  If this operation occurs only occasionally (such as during a pre-emption sequence), the Oncoming Traffic Has Extended Green Sign (W25-1) shall be used instead of the W25-2 sign.  The W25-1 and W25-2 signs shall only be used with the approval of the District Traffic Engineer.

When used, the W25-2 sign shall be installed near the left-most signal head on the approach.


Bus Inspection Ahead Sign (W25-3) BUS INSPECTION AHEAD SIGN (W25-3)
The Bus Inspection Ahead Sign (W25-3) shall be used in advance of a bus inspection location.  The sign should be removed as soon as bus inspection operations are complete.

Exit Gore Sign (W25-4) EXIT GORE SIGN (W25-4)
The Exit Gore Sign (W25-4) shall be authorized for use in work zones to indicate a point where traffic to exit the mainline roadway onto a ramp.

Construction Entrance Ahead Sign (W25-5) CONSTRUCTION ENTRANCE AHEAD SIGN (W25-5)
The Construction Entrance Ahead Sign (W25-5) may be used in advance of a temporary construction entrance to warn motorists of slow moving vehicles entering or exiting the roadway.

Incident Ahead Sign (W25-101) INCIDENT AHEAD SIGN (W25-101)
The Incident Ahead Sign (W25-101) may be used as a temporary sign in advance of an incident, including the clean-up phase.  The sign may be used in lieu of a Work Area Ahead (W21-102) sign and should be removed as soon as the clean-up work is complete.

Truck Inspection Ahead Sign (W25-102) TRUCK INSPECTION AHEAD SIGN (W25-102)
The Truck Inspection Ahead Sign (W25-102) may be used as a temporary sign in advance of a truck inspection location.  The sign should be removed as soon as the truck inspection is complete.

Distance Panels (W30-1) DISTANCE PANELS (W30-1)
The Distance Panels (W30-1) shall be authorized for use to indicate distances to conditions warned of on those signs provided in this publication (relating to construction warning signs).

Safety Corridor — Fines Doubled Next XX Miles Sign (W35-1) SAFETY CORRIDOR — FINES DOUBLED NEXT XX MILES SIGN (W35-1)
The Safety Corridor — Fines Doubled Next XX Miles Sign (W35-1) shall indicate the start of an ACT 229 highway safety corridor and shall be installed as close as practical to the beginning of the corridor and after each interchange along the corridor.

End Fines Doubled Corridor Sign (W35-2) END FINES DOUBLED CORRIDOR SIGN (W35-2)
The End Fines Doubled Corridor Sign (W35-2) shall indicate the end of an ACT 229 fines doubled corridor and shall be installed at the end of each highway safety corridor.