Central Subway Blog

Our latest video highlights the ongoing construction for the extension of the T Third Line during the first portion of 2015. The excavation of the three subway stations: Chinatown, Union Square/Market Street, and Yerba Buena/Moscone continues on both Stockton and 4th Street. Along with the excavation, the stations’ roof decks are being installed. The foundation […]

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Our recent time-lapse video highlights the break-through and removal of the tunnel boring machines (TBMs) at the retrieval shaft and gives a closer look at how work advanced at that site. The video shows TBM Mom Chung breaking into the water-filled retrieval shaft last June. The water is drained from the shaft for the arrival […]

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During the next 10 days, Central Subway work continues at sites in SoMa, Union Square, Chinatown and North Beach. This post contains brief updates about recent construction activities and a look-ahead for what to expect in each neighborhood. For more detailed information, click here or on the links below. You can also find construction, traffic […]

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During the next 10 days, Central Subway work continues at sites in SoMa, Union Square, Chinatown and North Beach. This section contains brief updates about what is happening in each neighborhood. For more detailed information, click here or on the links below. You can also find construction, traffic detour, and Muni impact information on our project Google […]

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