This post contains brief updates about recent construction activities and a look-ahead for what to expect in Southern SoMa, Northern SoMa, Union Square and Chinatown over the next two weeks. 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 Map.
Construction schedules may change due to unforeseen conditions. We encourage the public to follow traffic and pedestrian notifications posted at the work sites.
Southern SoMa (Bryant to King): Utility work continues along 4th Street from Bryant to King streets.
- Muni manhole installations between 4th and 5th streets on Freelon Street and on 4th Street between Bryant and Welsh streets
- On Monday, May 18, between 9 a.m. and 2 p.m., at intersection of 4th and Bryant streets, traffic control officers will direct traffic during street light work
Northern SoMa (Market to Harrison): Excavation and construction of the station roof deck along 4th Street between Howard and Folsom streets is underway.
- Roof installation work on the east side of 4th Street between Howard and Folsom streets is ongoing
- One traffic lane is available on 4th Street
Union Square: Excavation of the station, relocation and supporting of utilities on Stockton Street between Ellis and Post streets are ongoing.
- Geary Boulevard at Stockton Street may be narrowed to one traffic lane from May 19 to May 21 during night work hours of 9 p.m. to 5 a.m.
Chinatown: Excavation of the site and installation of the roof deck are in progress.
- On Stockton Street between Washington and Jackson streets, PG&E duct bank installation with work hours of Monday to Friday, 9 a.m. to 3 p.m.
- Dewatering wells may start the week of May 18 on Washington Street at Stockton Street with work hours of Monday to Friday, 7 a.m. to 5 p.m.
We thank the businesses, residents, shoppers, and commuters of San Francisco for their continued engagement with this significant investment in the extension of our public transportation system. When opened in 2019, the Central Subway will provide a much-needed connection between major employment, retail, cultural and residential areas of the city.