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

  • Next Generation 911, updating the US 911 emergency system
    February 1, 2012
    Continuing developments in telecommunications and public expectation have left the US's legacy, analogue 911 emergency call system trailing. Linda D. Dodge, Public Safety Program Manager for the ITS programme in USDOT's Research and Innovative Technology Administration, the sponsor of the Next Generation 911 initiative, writes about efforts towards updating
  • Re-timing traffic signals delivers cost benefits
    June 28, 2012
    Nashville's signal optimisation programme produced a stunning return on investment. Are those results exceptional? Could similar results be replicated in cities across the US and indeed the world? ITS International spoke to Chris Rhodes, P.E. of Kimley-Horn and Associates, project leader for the Nashville signal optimisation programme. "You have to bear in mind that with signal optimisation programmes you don't see, for instance, physical construction or new pieces of equipment on the roadside that someone
  • Developments in signal head lens technology
    February 3, 2012
    Heads and tails Leading manufacturers of traffic signal systems discuss developments in signal head technology as well as some of the legacy issues which affect future deployments Transparent model of Dambach's ACTROS.line technology, showing the bus electronics in the signal head Cowls could be superseded by the greater use of lens technology
  • Port of Hamburg launches intelligent traffic light
    June 3, 2015
    The Hamburg Port Authority (HPA) in Germany and NXP Semiconductors have partnered on an intelligent traffic light for the port that they claim optimises the flow of truck traffic and guides drivers through the increasingly heavily used port more quickly and safely. The smartPORT traffic light was developed by the HPA in conjunction with its partners NXP, Siemens, Heusch/Boesefeldt and Hamburg Verkehrsanlagen. NXP supplied the solutions for the wireless communication, V2X and RFID, and ensures data pro