Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Roaring Fork Transportation Authority was established in 1983, and is operated by a Rural Transportation Authority. The RFTA provides bus service to Aspen, Snowmass Village, Pitkin County, Basalt, a portion of Eagle County, Carbondale, Glenwood Springs and their newest member New Castle. RFTA currently operates a fleet of 82 vehicles and in 2006 it more than four million passengers. RFTA uses Biodiesel fuel in all of its fleet of diesel power vehicles including its hybrid buses.