The Missouri Department of Transportation – St. Louis District has determined that only Sensys Networks, Inc. can provide propreitary replacement freeway Sensys Networks radar detectors and its associated replacement parts & interfacing cables; significant components of the St. Louis District’s ITS system, controlled by the Advanced Transportation Management System (ATMS) software, that is essential for synchronization with the existing highway facilities. Traffic Control Corporation is the sole authorized distributor for Sensys Networks, Inc. in the state of Missouri. Currenty, MoDOT - St. Louis has 294 of these Sensys Remote Traffic Microwave Sensors (RTMS) and will need to make purchases for parts and repairs in the future. This notice shall meet the single feasible source requirements for one calendar year and in association with the needs described. Please note: This is a Sole Source Notification.