Central Subway

@Central_Subway

Extending Muni’s T Third Line to connect San Francisco’s southeast neighborhoods with SoMa, downtown and Chinatown. Follow us for project news and updates.

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TBMs consist of a cutter head, a shield and a very long tail. This part is a component the cutter head.

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714 days ago

TBMs consist of a cutter head, a shield and a very long tail. This part is a component the cutter head.

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