October 7, 2019
Updated the Regulatory Signs page to include Left Turn Yield On Flashing Yellow Arrow Sign (R10-12A) and added flashing yellow arrow examples to the Traffic Signals page.
September 24, 2019
Updated the PA 56 History with more information about damage the roadway suffered during the Johnstown Flood.
September 16, 2019
Updated the PA Turnpike 66 History about the change to cashless tolling in October.
September 13, 2019
Updated the US 322 History about the project to upgrade the roadway in Centre and Mifflin counties.
September 12, 2019
Updated the US 422 History about the ongoing rehabilitaton project taking place in Montgomery County.
September 9, 2019
Updated the US 222 History with information about past and future construction projects.
August 27, 2019
Updated the Interstate 99 History on the speed limit being raised and costruction of an interchange with I-80 in Centre County.
July 29, 2019
Updated the PA 92 History on a bridge replacement project that became flooded.
June 21, 2019
Updated the Interstate 76 history about how a refinery fire closed the roadway.
June 20, 2019
Updated the PA 462 history about an improvement project that recently took place in York.
April 22, 2019
Added links to the 1975 and 2006 editions of the Handbook of Approved Signs to the Manual of Uniform Traffic Control Devices, updated the PA 228 History on upcoming improvements and the US 30 History on the landslide in East Pittsburgh.
March 22, 2019
Unveiled the new and improved Pennsylvania Manual of Uniform Traffic Control Devices page and at a new location.
February 8, 2019
Updated the Interstate 79 History to include roll-over accidents and weather-related incidents that have taken place in 2017.