This report provides evidence-based guidelines to help address safety concerns associated with vehicle encroachment in work zones. Encroachment occurs when a vehicle inadvertently traverses across the … [Read more...] about Addressing Encroachment-Related Safety Issues in Work Zones: A Guide
Barriers (Roads)
Lifesaving Cable Barriers Also Bring Risks to Highway Workers Who Fix Them
Steel cable barriers installed along interstate medians are proven to prevent one of the deadliest types of crashes, but the traffic safety tool also presents a different kind of risk to the workers … [Read more...] about Lifesaving Cable Barriers Also Bring Risks to Highway Workers Who Fix Them
Safety Measures and Safety Warning Signages of Road Construction Projects: An Assessment
This research described the safety measures and safety warning signages of road construction projects in the first and second legislative districts in the province of Nueva Ecija. Forty road motorists … [Read more...] about Safety Measures and Safety Warning Signages of Road Construction Projects: An Assessment
Compliance Crash Testing of the Type 60 Median Barrier
The California Department of Transportation has used Type 60 Median Barrier since it passed the National Cooperative Highway Research Program (NCHRP) Report 350 safety guidelines and became a Standard … [Read more...] about Compliance Crash Testing of the Type 60 Median Barrier
Risk Factors Affecting Crash Injury Severity by Work Zone Area
Work zones include advance warning area, transition area, and activity area. The geometric, traffic control aspects, traffic operations, and driver’s maneuverability differ within each work zone area. … [Read more...] about Risk Factors Affecting Crash Injury Severity by Work Zone Area
Development of a Test Level 3 Transition Between Guardrail and Portable Concrete Barriers
Road construction often requires that work zones be created and shielded by portable concrete barriers (PCBs) to protect workers and equipment from errant vehicles as well as to prevent motorists from … [Read more...] about Development of a Test Level 3 Transition Between Guardrail and Portable Concrete Barriers