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Top Terms > Communication and control > Control > Control system applications > Traffic control > Highway traffic control > Highway traffic control systems > Signalization > Traffic signal preemption

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Traffic signal preemption (Dcmthcsp)

Definition
A technique for altering the sequence or duration of traffic signal phasing using vehicle detection in order to provide preferential treatment for buses and emergency vehicles. (Source: AASHTO Glossary)
Use For
Preemption (Traffic signals)
Broader Term
Signalization (Dcmthcs)
Related Terms (Hierarchical)
Traffic signal control systems (Dcmthcse)
Traffic signal cycle (Dcmthcsk)
Traffic signal indications (Dcmthcsm)
Traffic signal priority (Dcmthcsr)
Traffic signal timing (Dcmthcsv)
Related Terms (Associative)
Bus priority (Brubp)