High-intensity flexible sheeting is used in Indiana. … [Read more...] about Type of sheeting specified on drums
Traffic Signs
Flashing lights on speed limit signs
Illinois DOT uses flashing lights on speed limit signs. This is part of special provisions with penalties to contractors that fail to use. (However, penalties have not been enforced.) Speed limit is … [Read more...] about Flashing lights on speed limit signs
Durable Fluorescent Materials for the Work Zone
Construction work zones (CWZs) are a major cause of concern for highway and safety engineers. At any given time CWZs constitute only a small fraction of the total roadway miles. However, they are the … [Read more...] about Durable Fluorescent Materials for the Work Zone
Evaluation of Traffic Control Devices for Rural High-Speed Maintenance Work Zones: Second Year Activities and Final Recommendations
This report documents the second year of a two-year project to evaluate the effectiveness of innovative work zone traffic control devices. Researchers evaluated these devices at short-term rural work … [Read more...] about Evaluation of Traffic Control Devices for Rural High-Speed Maintenance Work Zones: Second Year Activities and Final Recommendations
Walter Workzone Speaks up about GPS, GIS, CAD and Traffic Signs
Walter & the editor discuss the use Global Positioning Systems (GPS) for locating traffic signs. They also mention Geographic Information System (GIS) databases as a means for cataloging these sign … [Read more...] about Walter Workzone Speaks up about GPS, GIS, CAD and Traffic Signs
Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades
Minnesota DOT requries the use of 3M Diamond Grade Sheeting on all barricades and drums, with Fluorescent Orange Diamond Grade Sheeting required instead of Standard Orange on drums. … [Read more...] about Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades