Many agencies use intelligent transportation system (ITS) devices to monitor traffic flow and detect disruptions on transportation networks. These devices can measure average speed, occupancy, and … [Read more...] about Using Portable Traffic Monitoring Devices (PTMDs) in Work Zones
State of the Practice
Research Pays Off: Automated Speed Enforcement Slows Down Drivers in Work Zones
In 2004 the Illinois Department of Transportation (DOT) deployed two self-contained vans to implement a speed-radar photo enforcement (SPE) program in work zones with the intention of reducing … [Read more...] about Research Pays Off: Automated Speed Enforcement Slows Down Drivers in Work Zones
Pavement Marking Warranty Specifications: A Synthesis of Highway Practice
This synthesis study updates information on the use of pavement marking warranties by U.S. state departments of transportation (DOTs) and Canadian provincial/territorial transportation agencies. It … [Read more...] about Pavement Marking Warranty Specifications: A Synthesis of Highway Practice
Review of Safety Measures, Standards & Practices
The ARROWS Project (Advanced Research on Road Work Zone Safety Standards in Europe) is funded by the European Commission under the Transport RTD Programme of the 4th Framework Programme. It began on … [Read more...] about Review of Safety Measures, Standards & Practices
Guidelines for the Application of Removable Rumble Strips
This work was initiated to assess the viability of removable rumble strips as replacements for asphalt rumble strips, particularly in short term highway work zones. The two rumble strips tested were … [Read more...] about Guidelines for the Application of Removable Rumble Strips
Estimation of Traffic Impacts at Work Zones: State of the Practice
This study was conducted to provide the Virginia Department of Transportation (VDOT) with the state-of-the-practice tools that are available and used by other state agencies for estimating the traffic … [Read more...] about Estimation of Traffic Impacts at Work Zones: State of the Practice