Specifications include, but are not limited to: The Massachusetts Bay Transportation Authority (“MBTA” or “Authority”) seeks service to inspect, maintain, repair, and upgrade CNG detection systems at several MBTA Bus maintenance facilities. Service provided under this contract shall consist of furnishing all supervision, labor, parts, equipment, and materials to inspect, test, calibrate, maintain, repair and upgrade the MBTA CNG Detection Systems. These services will be performed to the standards of the DOT Clean Air Program: Design Guidelines for Bus Transit Systems Using Compressed Natural Gas as an Alternative Fuel, The Massachusetts Comprehensive Fire Safety Code (527 CMR), The National Fire Protection Association, local fire departments.