Morrison-Knudsen secured the joint venture contract to construct the Bay Area Rapid Transit or BART. Utilizing Morrison-Knudsen manufactured transit cars this rapid transit system serves the San Francisco Bay area. The heavy-rail rapid transit and subway systems connect San Francisco with cities in the East Bay and suburbs in northern San Mateo County. BART operates five routes on 104 miles of line, with 44 stations in four counties. Project was finished 8 months early and warmly greeted by the appreciative Bay area commuters.