Skip to main content

Lévis, Quebec, implement s emergency vehicle pre-emption

Global Traffic Technologies (GTT) has provided the city of Lévis, Quebec, with its latest Opticom traffic pre-emption solution, which has been deployed at 28 intersections and on 19 emergency vehicles. Opticom emergency vehicle pre-emption (EVP) technology works alongside intersection controllers to help ensure emergency vehicles can move through intersections quickly and safely. When an emergency vehicle needs to navigate an intersection, the Opticom EVP system onboard the emergency vehicle sends a request
July 26, 2017 Read time: 1 min
542 Global Traffic Technologies (GTT) has provided the city of Lévis, Quebec, with its latest Opticom traffic pre-emption solution, which has been deployed at 28 intersections and on 19 emergency vehicles.


Opticom emergency vehicle pre-emption (EVP) technology works alongside intersection controllers to help ensure emergency vehicles can move through intersections quickly and safely.

When an emergency vehicle needs to navigate an intersection, the Opticom EVP system onboard the emergency vehicle sends a request to the intersection’s controller ahead of its arrival. If the request is granted, the light turns green and the vehicle gets a clear path through the intersection.

For more information on companies in this article

Related Content

  • Kapsch TrafficCom really connects in Colorado
    February 28, 2025
    Connected vehicle technology is part of pilot programme in city of Greeley
  • Green wave for Reykjavik traffic
    October 11, 2016
    Siemens is supplying its satellite-based prioritisation system Sitraffic Stream (Simple Tracking Realtime Application for Managing traffic lights and passenger information) to the Icelandic capital, Reykjavik. The system ensures that traffic lights automatically turn green for emergency and urban public transport vehicles at road intersections and has initially been installed at six selected intersections in the city centre in cooperation with local sales partner Smith & Norland. Over the next few months
  • Copenhagen: everything's gone green
    October 3, 2018
    As the ITS World Congress arrives in Copenhagen, Adam Hill finds out how Dynniq has been helping traffic flow – and CO2 reduction - in the Danish capital. Most of the time, ‘breathing easier’ is just an expression which indicates a metaphorical sigh of relief that something has worked out alright. But it can be literally true, too. Respiratory and other potential health problems which stem from pollution in the world’s increasingly urbanised environments have been well publicised and governments are
  • Pilot study on in-car advice of green and blue waves
    September 21, 2012
    In the Netherlands, researchers are carrying out a pilot study using the Radio Dynamic Speed Advice (RDSA) app, developed by Dutch company Amaryllo MMG, specialist in radio technology, aided by navigation solution solutions provider NNG, who integrated the app into their software. The study aims to determine how intelligent apps can positively influence human behaviour in traffic. Around 300 participants driving on a busy access road are currently being provided with in-car advice on how to catch green wave