Document Type

Article

Publication Date

2013

DOI

10.3141/2381-06

Publication Title

Transportation Research Record

Volume

2381

Pages

45-53

Abstract

The study described in this paper evaluated and tested a new strategy to enable emergency response vehicles (EVs) to navigate through congestion at signalized intersections more efficiently. The proposed strategy involves the use of vehicle-to-vehicle communication to send messages to alert vehicles to the approach of the EV and to provide specific instructions on maneuvering to allow the EV to proceed through congested signalized intersections as quickly as possible. This movement is achieved by creation of a split in the vehicle queue in one lane at a critical location to allow the EV to proceed at its desired speed but minimize the disruption to the rest of the traffic. The proposed method uses kinematic wave theory (i.e., shock wave theory) to determine the critical point in the vehicle queue. The proposed method is simulated in a microscopic traffic simulator for evaluation. The results show that this strategy can significantly shorten the travel time for EVs through congested signalized intersections.

Original Publication Citation

Jordan, C. A., Cetin, M., & Robinson, R. M. (2013). Path clearance for emergency vehicles through the use of vehicle-to-vehicle communication. Transportation Research Record, 2381, 45-53. doi:10.3141/2381-06

ORCID

0000-0003-3892-7701 (Jordan), 0000-0003-2003-9343 (Cetin), 0000-0001-5295-930X (Robinson)

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