Engineering Grade (Type 1) sheeting is not approved for use in Pennsylvania. Type 3 or greater sheetings are acceptable. … [Read more...] about Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades
Pennsylvania
Warning lights on channelizing devices
In Pennsylvania, Type A and C lights on drums may be used at the TCP designer's discretion, but there is no requirement to use them. Type A lights may not be used if the distance between the lights is … [Read more...] about Warning lights on channelizing devices