Roadway Signal Priority (Equipment Packages*)

This equipment package includes the field elements that receive signal priority requests from transit vehicles approaching a signalized intersection. The request for priority may or may not be granted, based on the overall traffic situation at the intersection, adherence to the schedule of the transit vehicle, etc. If priority is granted, the operation of the traffic signal is adjusted to give an early green indication or hold a green indication that is already displaying

Included In:

Inputs/Outputs (Included Architecture Flows)

Source Architecture Flow Destination
Roadway right-of-way request notification this architecture flow either has been or will be addressed by ITS Standards Traffic Management
Roadway signal control status this architecture flow either has been or will be addressed by ITS Standards Traffic Management
Roadway signal fault data this architecture flow either has been or will be addressed by ITS Standards Traffic Management
Traffic Management signal control commands this architecture flow either has been or will be addressed by ITS Standards Roadway
Transit Vehicle local signal priority request this architecture flow either has been or will be addressed by ITS Standards Roadway

    - This icon indicates that the associated architecture flow either has been or will be addressed by ITS Standards. Select the architecture flow for more information on relevant standards activities.