Bay Area Rapid Transit (BART) is a rapid transit public transportation system serving the San Francisco Bay Area
in California. The heavy rail elevated and subway system connects San Francisco with cities in Alameda, Contra Costa,
and San Mateo counties. BART operates six routes on 112 miles (180 km) of track connecting 46 stations
this includes a 3.2-mile (5.1 km) automated guideway transit line to the Oakland International Airport.
A ten-mile spur line in eastern Contra Costa County will utilize a third set of rail technologies.
With an average of 423,000 weekday passengers and 124.2 million annual passengers in fiscal year 2017,
BART is the fifth-busiest heavy rail rapid transit system in the United States Bay Area Rapid Transit. Wikipedia The Free Encyclopedia. September 15, 2022more on:--Wikipedia