Archive | July, 2013

26 July 2013 ~ 5 Comments

TBM Mom Chung launches, beginning tunnel construction beneath SF

This video shows some of the first ground spoils excavated after our first TBM, Mom Chung, launched this week. This week tunnel boring machine (TBM) Mom Chung started digging, kicking off construction of San Francisco’s first new subway tunnel in decades.  Over the next 10 months, the 350-foot-long, 750-ton machine will excavate and construct the […]

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12 July 2013 ~ 2 Comments

Construction Update | July 13-22

People pass by our Stockton Street construction site on a sunny day earlier this week. During the next 10 days, construction to prepare for tunneling will continue in SoMa and Union Square. In North Beach, demolition of the Pagoda Palace is planned to begin. No Central Subway construction is planned in Chinatown. For descriptions of […]

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11 July 2013 ~ 0 Comments

Construction Details | Pagoda Palace Demolition

The Central Subway tunnel will end at this site in North Beach, now home to the old Pagoda Palace Theater. Since last summer, the SFMTA has worked closely with the North Beach community and multiple city agencies to relocate the retrieval site of the Central Subway’s tunnel boring machines (TBMs) from its original site on […]

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