The Illinois Department of Transportation (IDOT) has awarded International Road Dynamics (IRD) a US$3,377,105 contract to maintain and maximize performance of the state-wide weigh-in-motion (WIM) network.
IDOT currently has 34 active IRD WIM systems that will be covered under this agreement. IRD will be responsible for the repair, maintenance, and service activities of the in-road scales and sensors, roadside electronics, queue detection and camera surveillance systems, and PrePass preclearance weighing
