28 December 2012 ~ 0 Comments

Introducing weekly Central Subway construction update emails

Today we are excited to announce the debut of our Central Subway construction update emails. These emails will provide information about Central Subway construction along the project alignment in SoMa, Union Square, Chinatown and North Beach. Starting today, we will email these updates weekly on Fridays to provide an overview of the Central Subway construction […]

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28 December 2012 ~ 0 Comments

Central Subway construction to resume around Union Square on January 2

This construction site has been temporarily restored to traffic during the holiday season. Construction will resume here next week. Next week traffic modifications on Stockton and Ellis streets near Union Square will recommence to accommodate construction of the Central Subway tunnel. Beginning Wednesday, January 2, Stockton Street between Ellis and Geary streets will be closed […]

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26 November 2012 ~ 0 Comments

Photos: Union Square, North Beach construction sites restored for holiday season

Last week Central Subway crews restored portions of Stockton Street and Ellis Street in Union Square and Columbus Avenue in North Beach to prepare for a holiday season construction pause. On these blocks, roadways and pedestrian walkways were returned to their regular use in time for Thanksgiving. Check out these photos of restoration in progress […]

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19 November 2012 ~ 1 Comment

Construction Update: Central Subway construction during the holiday season

This construction site near Union Square will be restored and reopened to traffic during the holiday season. During the holiday season, construction at some currently active Central Subway construction sites will pause, with roadways and pedestrian walkways restored to regular use. At other sites, construction will continue. This blog post provides a summary of construction […]

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21 September 2012 ~ 1 Comment

Recreation and Park Commission unanimously approves Union Square station entrance design

Yesterday the San Francisco Recreation and Park Commission voted unanimously to approve the design of the Union Square entrance to the future Union Square/Market Street Station. The entrance, to be located at the southeast corner of the park at the corner of Stockton and Geary streets, will be fully integrated with the plaza, blending into […]

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07 September 2012 ~ 0 Comments

Construction Update: New traffic configurations in SoMa, North Beach as tunnel preparation progresses

This block of Columbus Avenue in North Beach is temporarily restored for traffic at the end of each work day. With autumn just around the corner, tunnel pre-construction continues to move forward in SoMa, Union Square and North Beach. As tunneling contractor Barnard Impregilo Healy JV completes work along the alignment, new traffic configurations are […]

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17 August 2012 ~ 0 Comments

Construction Update: Tunnel preparation underway at four sites, Union Square utility relocation substantially complete

Tunnel pre-construction work is now underway on Ellis Street. The tall machine shown here on the right is used to perform ground stabilization work known as jet grouting. Tunnel pre-construction has continued to ramp up in recent weeks as tunneling contractor Barnard Impregilo Healy mobilized at two new sites along the project alignment: Around Union […]

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27 July 2012 ~ 0 Comments

Construction Update: Tunnel contract work starts next week in Union Square area

Construction of a major excavation known as a launch box is underway on 4th Street between Bryant and Harrison streets. At nearly 500 feet long, 50 feet wide and up to 40 feet deep, the launch box will take up most of the block. In the next three weeks, work to prepare for tunneling will […]

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25 July 2012 ~ 1 Comment

Traffic on Stockton Street and Grant Avenue to Be Modified to Accommodate Central Subway Construction Near Union Square

New Central Subway construction is beginning soon around Union Square. Beginning Monday, July 30, Stockton Street between Ellis and Geary streets will be closed to all vehicles except emergency vehicles to accommodate construction of the Central Subway tunnel and Union Square/Market Street Station. To facilitate local access to Union Square, Grant Avenue between Geary and […]

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15 June 2012 ~ 8 Comments

Construction Update: Launch box and headwall construction proceeding in SoMa, road restoration progressing in Union Square

Construction at the site of the tunnel launch box, shown here, ramped up this week.  Construction to prepare for the Central Subway tunnel ramped up this week, and the new sidewalks on the west side of Stockton Street are almost completely restored. Here’s what to expect in the next three weeks as tunnel preparation continues and the Union […]

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