Skip to main content

IRD wins Oklahoma DOT traffic management systems maintenance

Quarterhill subsidiary International Road Dynamics (IRD) is to supply the Oklahoma Department of Transportation (ODOT) with traffic monitoring systems (TMS) maintenance and service under a new five-year contract valued at US$4.23 million with the IRD will provide installation, repair, service and calibration at 95 TMS locations, which currently consist of 23 weigh-in-motion (WIM) and 72 automatic vehicle classification (AVC) stations.
September 27, 2017 Read time: 2 mins
Quarterhill subsidiary 69 International Road Dynamics (IRD) is to supply the Oklahoma Department of Transportation (ODOT) with traffic monitoring systems (TMS) maintenance and service under a new five-year contract valued at US$4.23 million with the


IRD will provide installation, repair, service and calibration at 95 TMS locations, which currently consist of 23 weigh-in-motion (WIM) and 72 automatic vehicle classification (AVC) stations.

All systems installed in Oklahoma are solar powered and accessible via cellular modem. Traffic data collected at these stations include vehicle volume, speed, type, direction of travel, and time of travel. WIM locations also collect valuable axle weight data that can be used to estimate vehicle loading on the associated highways and infrastructure.

Under the turnkey services agreement, IRD is responsible for all equipment, materials, labour and technical expertise to successfully install, repair, maintain and operate all WIM and AVC systems. IRD solutions allow the customer to receive a complete package of services and data from one experienced vendor.  IRD provides a comprehensive program that includes the design, manufacturing, installation, collection of data, post-processing of data, report generation, and maintenance of data collection systems.

Related Content

  • February 1, 2012
    iSINC Lite WIM electronics
    International Road Dynamics (IRD) has announced a new, compact version of its popular iSINC weighin- motion electronics, capable of servicing up to eight lanes. The assembly boasts all of the features currently available in the parent, and is a hardened electronics unit able to accommodate temperature and environmental extremes. Modular and convenient to upgrade, it includes multi-tasking software for improved speed and performance.
  • February 13, 2018
    Kistler to showcase WIM solutions at Intertraffic in Amsterdam
    Kistler Group (Kistler) will showcase its KiTraffic Weigh-in-Motion (WIM) solutions at this year’s Intertraffic in Amsterdam from the 20-23 March 2018. The innovations are intended to support road owners and authorities in road and traffic monitoring, weight enforcement and weight-based tolling. The KiTraffic Plus, a WIM solution for automated road monitoring, comes with Lineas quartz sensors and is said to measure vehicle loads at different speeds on a range of lanes. It uses two to eight sensors per l
  • March 19, 2018
    Kistler Group shows KiTraffic WIM solutions
    The Kistler Group is showcasing its comprehensive KiTraffic Weigh-in-Motion (WIM) solutions, which support road owners and authorities in road and traffic monitoring, weight enforcement and weight-based tolling. The extended service package facilitates a wide range of applications and ensures high performance throughout the system’s lifecycle. KiTraffic Plus is a new WIM solution for automated road monitoring. Applications include weight enforcement and toll-by-weight. With its Lineas quartz sensors, KiTra
  • April 30, 2024
    Hard data supports traffic monitoring
    A collaboration between AGD Systems and North Line Canada has demonstrated the value of traffic experts putting their heads together to improve pedestrian safety