flat fare of $2.25 without discounts or separate categories. ORCA cards are not accepted on DART, replaced by tickets and monthly passes for frequent users. Fleet , CT maintains and operates a fleet of 700 vehicles from its operating bases at Kasch Park and Merrill Creek. The fleet of 240 fixed-route buses is composed of and vehicles, as well as specialized articulated buses and double-decker buses. Buses typically are powered by diesel engines, with the exception of the 30 hybrid diesel-electric buses used on Swift Bus Rapid Transit and some local routes. Community Transit expects to expand its fleet by 2021 to support increased transit service and replace older vehicles, including 62 new buses. Since 1995, all Community Transit buses are low-floored and equipped with a hydraulic or pneumatic "kneeling" device in addition to wheelchair lifts for 6-wheeled motorized wheelchairs. CT buses have also feature two bicycle racks located in front of the windshield since 1996; Swift bus rapid transit buses have three bicycle racks located inside the vehicle for reduced dwell times. In addition to its bus fleet, Community Transit maintains 408 vans for its vanpool program and 52 paratransit minibuses equipped with wheelchair lifts for dial-a-ride service. Retired vanpool and DART vehicles are donated to local non-profit organizations through the VanGO program, which has gifted 106 vans since its establishment in 2000. Double Tall Community Transit has a fleet of double-decker buses used on commuter routes from park and rides to Downtown Seattle, named the "Double Tall" in reference to the double tall cup size at Starbucks, a coffee chain founded and headquartered in Seattle. The Alexander Dennis Enviro500 was introduced during a one-year pilot project in 2007, on lease from Alexander Dennis for $15,000 per month. The , Enviro500 seated 77 to 81, with standing room for 20 additional passengers, replacing the capacity of the standard articulated buses used on the commuter routes in a smaller footprint. Prior to the end of the trial in 2008, CT placed an order of 23 Enviro500s, scheduled to be delivered and put into service in 2010; the initial order was not fulfilled until 2011, when manufacturing was moved to an ElDorado plant in Riverside, California to meet federal Buy America Act requirements. A second order of 17 Enviro500s, to replace older articulated buses, was made in 2013 and went into service in late 2015. Sound Transit introduced five of its