Denver’s FasTracks Program Pathway: Energy Efficiency, Conservation, and Fuel Switching in Transportation → Transforming Transportation Demand → Promoting Alternatives to Car TransportJurisdiction: Local Governments In 2004, Denver voted to expand public transit to the tune of $4.7 billion, adding 122 miles of commuter, light rail, and bus rapid transit lines across the region, which work continues under the FasTracks program.