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
Warning Systems
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
Work Zone Up Ahead: Other States Call TTI for Work Zone Research
The safety of traffic operations in work zones has been a priority nationwide. This article describes the Texas Transportation Institute (TTI)'s involvement in three recent work zone research projects … [Read more...] about Work Zone Up Ahead: Other States Call TTI for Work Zone Research
Use of drone radar, safety intrusion alarms, CB Wizard, and automated flaggers in work zones
TxDOT has used drone radar in both rural and urban work zones, mostly in mobile operations. It was perceived to be somewhat effective as a speed control measure. Problem: It targets only road users … [Read more...] about Use of drone radar, safety intrusion alarms, CB Wizard, and automated flaggers in work zones