After one year of use, the Russellville maintenance crew in Arkansas reported tremendous satisfaction with the direction indicator barricade device. Crews found handling and setting up the signs very … [Read more...] about Direction indicator barricade
Traffic Control Devices
Speed Bumps Can Control Work-Zone Speed
Article discussing a controversial traffic control device- the speed bump. It is being used by the Bow, New Hampshire Department of Public Works as a work-zone safety device. … [Read more...] about Speed Bumps Can Control Work-Zone Speed
Portable Speed Bump Keeps a Safe Work Zone Around Flaggers
In most cases, motorists entering a work zone decrease the speed of their vehicles and drive more carefully; however, some drivers become frustrated or impatient with traffic delay, making flaggers … [Read more...] about Portable Speed Bump Keeps a Safe Work Zone Around Flaggers
Portable Speed Bumps in Work Zones
In coordination with FHWA and CALTRANS, an engineer involved in the US - Mexico Border Technology Exchange Program has developed portable speed bumps that function much like rumble strips. It is … [Read more...] about Portable Speed Bumps in Work Zones
Safety Effects of Fluorescent Yellow Warning Signs at Hazardous Sites in Daylight
Yellow warning signs are an important and abundant type of traffic control device. Improving warning signs could be a cost-effective countermeasure at hazardous locations. The use of fluorescent … [Read more...] about Safety Effects of Fluorescent Yellow Warning Signs at Hazardous Sites in Daylight