Roadway Work Zone Safety

Work zone intrusion detection devices (to detect vehicle intrusion upon a work zone or crew worker movement across a work zone boundary) and intrusion alerting devices that provide alerts to crew and drivers.

1. The field element shall include work zone intrusion detection devices that detect when a vehicle has intruded upon the boundary of a work zone, under center control.
2. The field element shall include work zone intrusion alerting devices that notify crew via maintenance vehicles of a work zone emergency or safety issue such as the intrusion of a vehicle into the work zone area or movement of field crew into the travel lanes.
3. The field element shall provide operational status for the work zone intrusion detection devices to the maintenance center.
4. The field element shall provide fault data for the work zone intrusion detection devices to the maintenance center for repair.
5. The field element shall provide operational status for the work zone intrusion alerting devices to the maintenance center.
6. The field element shall provide fault data for the work zone intrusion alerting devices to the maintenance center for repair.