本帖最后由 新豬 于 2012-3-10 18:36 编辑
BART (Bay Area Rapid Transit) is a modern rapid rail system (30 km underground in downtown San Francisco Oakland and Berkeley) which crosses the Bay in a 5.8 km long immersed-tube tunnel and serves surrounding cities like Berkeley, Oakland and Richmond in the counties of Alameda, Contra Costa, San Francisco and San Mateo。
In 2008, the entire network has a total length of 159 km long, with 44 stations serving some 3 million people in the area: - 26.5 km runs in subways through urban areas (8.9 km in San Francisco; 8.6 km in South San Francisco/San Bruno; 4 km in Oakland; 5 km in Berkeley);
- 5.8 km (7.4 km with approach tunnels) underneath the San Francisco Bay at a maximum depth of 41 m below sea level;
- 5.5 km is the Berkeley Hills tunnel between Rockridge and Orinda; [size=-1]- 14 stations lie on the San Francisco peninsula, and 29 on the East Bay side;[size=-1]
[size=-1]- 16 stations are underground, 14 elevated and 14 at grade (all fully accessible to the disabled).
多伦多地铁建在地下面的部分雄踞北美城市第二名!
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