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
Intrusion Alarms
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
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
Use of drone radar and safety intrusion alarms in work zones
Caltrans has used radar speed trailers in work zones and has experimented with other drone-type speed advisory devices. The devices have been effective, especially on high-speed interstate freeways … [Read more...] about Use of drone radar and safety intrusion alarms in work zones