Please note: This is a Sole Source Notification. The Missouri Department of Transportation, St. Louis District has determined that only Cubic ITS, Inc. can provide the Department with GRIDSMART brand video detection systems/processors/cameras and other specific use products and replacements for existing GRIDSMART products already installed in the St. Louis District. The GRIDSMART video detection system and related components are manufacturer specific and are not interchangeable with other manufacturers or systems. There are 12 intersections that must receive preventative maintenance, inspection and service. This notice shall meet the single feasible source posting requirements for one calendar year and in association with the needs described. Additional purchases as needed may be incorporated into this posting notice