This cost benefit analysis, prepared by the Colorado Department of Transportation, was successfully used to justify the use of federal funds to acquire Mobile Barriers MBT-1. … [Read more...] about Deployment and Evaluation of Mobile Barrier in CDOT Research Branch
Benefit Cost Analysis
Improving Traffic Flow at Long-term Roadworks
Long-term roadworks on highways are vital as part of roadway and bridge renovations. They generate bottlenecks and can consequently cause congestion and accidents. If the number of lanes is reduced, … [Read more...] about Improving Traffic Flow at Long-term Roadworks
Analysis of Expected Crash Reduction Benefits and Costs of Truck-Mounted Attenuator Use in Work Zones
A truck-mounted attenuator (TMA) is a device that attaches to the back of a work truck to help protect work crews and the traveling public from the severe consequences of rear-end crashes between … [Read more...] about Analysis of Expected Crash Reduction Benefits and Costs of Truck-Mounted Attenuator Use in Work Zones
Evaluation of Cost-Effectiveness of Steady-Burn Warning Lights in Work Zones
The 2009 Manual on Uniform Traffic Control Devices (MUTCD) recognizes the potential safety benefit of providing enhanced delineation on temporary traffic control (TTC) devices and allows for warning … [Read more...] about Evaluation of Cost-Effectiveness of Steady-Burn Warning Lights in Work Zones
Effectiveness of Work Zone Intelligent Transportation Systems
In the last decade, Intelligent Transportation Systems (ITS) have increasingly been deployed in work zones by state departments of transportation. Also known as smart work zone systems they improve … [Read more...] about Effectiveness of Work Zone Intelligent Transportation Systems
Benefit-Cost Analysis of Portable Concrete Barrier Use in Work Zones to Protect Against Intrusion Crashes
The objective of this study was to evaluate the benefits and costs associated with the use of portable concrete barrier (PCB) in work zones to protect workers and equipment against intrusion crashes. … [Read more...] about Benefit-Cost Analysis of Portable Concrete Barrier Use in Work Zones to Protect Against Intrusion Crashes