This is the final report for NCHRP-IDEA Project 139: Development of a Sensing Methodology for Intelligent and Reliable Work-Zone Hazard Awareness. The project proposes a vision-based work zone hazard … [Read more...] about Development of a Sensing Methodology for Intelligent and Reliable Work-Zone Hazard Awareness
Warning Systems
Work Zone Intrusion Alarm Effectiveness
The New Jersey Department of Transportation (NJDOT) commissioned a study to evaluate how effective a work zone safety device known as the “SonoBlaster! ® Work Zone Intrusion Alarm” would be in … [Read more...] about Work Zone Intrusion Alarm Effectiveness
Low-Cost Portable Video-Based Queue Detection for Work-Zone Safety
Highway work-zone safety is a major concern for government agencies, the legislature, and the traveling public. Several work zone intelligent transportation systems (WZITS) have been developed as a … [Read more...] about Low-Cost Portable Video-Based Queue Detection for Work-Zone Safety
Strategies on Improving Worker Safety in Work Zones
Guidelines on Worker Safety Strategies (Subpart K) describes traffic control measures that can be appropriate in work zones to further improve the safety of highway workers. The document addresses … [Read more...] about Strategies on Improving Worker Safety in Work Zones
Guidelines for the Use of Positive Protection in Work Zones
Positive protection devices that contain and/or redirect vehicles and meet crashworthiness evaluation criteria should prevent intrusion into the work area. These guidelines address the use of positive … [Read more...] about Guidelines for the Use of Positive Protection in Work Zones