Staff Publications Subject(s): Transportation & Motor Vehicles Published: November 29, 2016 Agency: Legislative Council Staff Colorado's transportation system consists of a network of roads, highways, bridges, mass transit lines, airports, and rail systems. State and local governments maintain the system with funding from federal, state, and local government sources. Subject to certain constitutional limitations, the General Assembly has determined the methods of financing Colorado’s transportation system and delegated transportation planning to the Colorado Department of Transportation (CDOT) and local governments. Download Document