Skip to main content

Rhode Island city upgrades emergency vehicle pre-emption

Global Traffic Technologies (GTT) has provided the city of Warwick, Rhode Island with an upgrade to its Opticom traffic pre-emption solution, which works alongside intersection controllers to help ensure emergency vehicles can move through intersections rapidly and safely. The system has been upgraded to incorporate next-generation GPS-based technology alongside its infrared detectors. Opticom enables emergency vehicles equipped with the Opticom emergency vehicle pre-emption (EVP) system to send a request t
May 11, 2017 Read time: 1 min
542 Global Traffic Technologies (GTT) has provided the city of Warwick, Rhode Island with an upgrade to its Opticom traffic pre-emption solution, which works alongside intersection controllers to help ensure emergency vehicles can move through intersections rapidly and safely.


The system has been upgraded to incorporate next-generation GPS-based technology alongside its infrared detectors. Opticom enables emergency vehicles equipped with the Opticom emergency vehicle pre-emption (EVP) system to send a request to the intersection controller ahead of its arrival, turning the light green and clearing a path to enable the vehicle’s safe passage.

For more information on companies in this article

Related Content

  • Applied Information at a Glance
    August 5, 2024
    Preemption system can control multiple traffic signals in direction of travel
  • Wireless bridges widen options for ITS upgrades
    December 9, 2014
    Antaira Technologies’ marketing engineer Brian Roth explains why the increasing capacity of wireless bridges is reducing the cost of expanding and upgrading ITS networks. With more than half of the world’s population now living in cities, the need for efficient transportation of both people and goods has never been greater and that pressure is unlikely to ease any time soon. Indeed in many regions of the world the rate of urbanisation is still increasing as the demand for rural workers continues to decline.
  • Rhode Island to get Drivewyze commercial vehicle bypass service
    October 8, 2012
    US technology service provider, Drivewyze, is to supply its PreClear bypass service at four mobile inspection sites in key locations throughout Rhode Island. PreClear enables commercial vehicles to bypass weigh stations and temporary mobile inspection sites buy leveraging cellular networks and the internet to provide smartphones, tablet and select electronic on-board recorders (EOBRs) with transponder-like functionality. The company says that, unlike other bypass programs, the cost-effective Drivewyze PreCl
  • SRL’s temporary permanent traffic solution
    March 30, 2021
    The lengthy reconfiguration of a London accident hotspot to make it safer risked creating its own safety problems. SRL’s John Cleary tells Adam Hill how his firm has been protecting VRUs