SF TransBay Transit Center Construction 10-Day Forecast

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The San Francisco TransBay Terminal (an artist rendition of the finished product is shown) is speeding toward its eventual completion.

The design is the result of a competition held in 2007. Here’s this blogger’s video on the models that the design committee had to select a winner from:

Now the giant facility is well underway toward completion. Here’s another in a series of 10-day construction forecasts, called “a look ahead.” It’s a list of the construction activities that you should expect to see, and how traffic in San Francisco will be impacted. Here it is:

What to Expect This Weekend (11/3/12 – 11/4/12):

Western Transit Center Site (Between Second and First Streets): Mass excavation and trucking of soils has become a 24 hour activity and will be performed Saturday, November 3 between 7:00 AM and 7:00 PM. Dump trucks will enter from the construction gate located on Howard Street (between First and Second Streets) and exit the construction gate at First Street (between Mission and Howard Streets). Welding of trestle steel and cross lot steel bracing may be performed Saturday, November 3 between 7:00 AM and 7:00 PM.

Central Transit Center Site (Between First and Fremont Streets): Mass excavation and trucking of soils has become a 24 hour activity and will be performed Saturday, November 3 between 7:00 AM and 7:00 PM. Dump trucks will enter from the construction gates at either First Street or Fremont Street (between Mission and Howard Streets) and exit the construction gate at either First Street or Fremont Street (between Mission and Howard Streets). Welding of trestle steel and cross lot steel bracing may be performed Saturday, November 3 between 7:00 AM and 7:00 PM.

Eastern Transit Center Site (Between Beale and Fremont Streets): Buttress construction activity will be minimal this weekend on both Saturday, November 3 and Sunday, November 4. This work will continue for the next several months with a scheduled completion date in the First Quarter of 2013.

Weekday Work (11/5/12 – 11/9/12):

Night Shift:

Buttress, Shoring & Excavation Work:

Western Transit Center Site (Between Second and First Streets): Excavation and trucking of soils will be performed 24 hours, Monday through Friday from 7:00 AM to 7:00 AM the next day. Dump trucks will enter from the construction gate located on Howard Street (between First and Second Streets) and exit the construction gate at First Street (between Mission and Howard Streets). Welding of the trestle steel and cross lot steel bracing will be performed Monday through Friday between 8:00 PM and 2:00 AM.

First Street (Between Mission and Howard Streets): The transport of heavy equipment (a large crane) is scheduled to move across First Street from the western transit center site to the central transit center site on Thursday night November 8, between the hours of 10:00 PM and 5:00 AM with MUNI Overhead OCS lines being reinstalled Friday night November 9, between the hours of 10:00PM and 5:00AM.

Central Transit Center Site (Between First and Fremont Streets): Perimeter lighting of the excavation will be installed and activated next week and will be used for construction activity at night. Excavation and trucking of soils will be performed 24 Hours, Monday through Friday from 7:00 AM to 7:00 AM the next day. Dump trucks will enter from the construction gates at either First Street or Fremont Street (between Mission and Howard Streets) and exit the construction gate at either First Street or Fremont Street (between Mission and Howard Streets). Welding of trestle steel and cross lot steel bracing will be performed Monday through Friday from between 8:00PM and 2:00AM.

Eastern Transit Center Site Buttress Wall: ​Buttress construction activity will be performed 24 Hours, Monday through Friday from 6:00 AM to 6:00 AM the next day. There will be minimal work on site nightly between 1:00 AM and 6:00 AM. Dump trucks will enter from the construction gate located on Fremont Street (between Mission and Howard Streets) and exit the construction gate at Beale Street (between Mission and Howard Streets). This work will continue for the next several months with a scheduled completion First Quarter of 2013.

Day Shift:

Buttress, Shoring & Excavation Work:

The project excavation and trucking of soils has become a 24 hour activity with excavation down to an average depth of 60 to 65 feet. The excavation progresses from the west transit center site to the eastern end for the new Transbay Transit Center building and will continue through the end of 2014. The western zone is in progress with a target completion of mid 2013, the center site is in progress and continues until the end of 2013. The eastern site excavation and trucking of soils commences mid 2013 and continues through the end of 2014.

Western Transit Center Site (West of First Street): Excavation and trucking of soils will be performed 24 Hours, Monday through Friday from 7:00 AM to 7:00 AM the next day. Dump trucks will enter from the construction gate located on Howard Street (between First and Second Streets) and exit the construction gate at First Street (between Mission and Howard Streets). Micropile installation and testing along with welding of trestle steel and cross lot steel bracing will be performed daily.

Central Transit Center Site (Between First and Fremont Streets): Excavation and trucking of soils will be performed 24 Hours, Monday through Friday from 7:00 AM to 7:00 AM the next day. Dump trucks will enter from the construction gates at either First Street or Fremont Street (between Mission and Howard Streets) and exit the construction gate at either First Street or Fremont Street (between Mission and Howard Streets). Welding of trestle steel and cross lot steel bracing will be performed daily.

Eastern Transit Center Site Buttress Wall: ​ A temporary sheet pile shoring wall will be installed the week of November 12 through November 16. Please be aware that this may result in increased vibration to adjacent properties. Buttress construction activity will be performed 24 Hours, Monday through Friday from 6:00 AM to 6:00 AM the next day. There will be minimal work on site nightly between 1:00 AM and 6:00 AM. Dump trucks will enter from the construction gate located on Fremont Street (between Mission and Howard Streets) and exit the construction gate at Beale Street (between Mission and Howard Streets). This work will continue for the next several months with a scheduled completion First Quarter of 2013. In addition, potholing work will take place within the site.

Underground Utilities/Trenching Work:

Mission Street (between First and Second Streets): There will be underground utilities work and traffic lane closures daily, Monday to Friday between 9:00 AM and 3:00 PM through December 2012.

What to Expect Next Weekend (11/10/12-11/11/12):

Western Transit Center Site (Between Second and First Streets): Mass excavation and trucking of soils has become a 24 hour activity and will be performed Saturday, November 10 between 7:00 AM and 7:00 PM. On Saturday night, November 10and Sunday, November 11 the hours of operation and level of activity may be reduced. Dump trucks will enter from the construction gate located on Howard Street (between First and Second Streets) and exit the construction gate at First Street (between Mission and Howard Streets). Welding of trestle steel and cross lot steel bracing may be performed Saturday, November 10 between 7:00 AM and 7:00 PM.

Central Transit Center Site (Between First and Fremont Streets): Mass excavation and trucking of soils has become a 24 hour activity and will be performed Saturday, November 10 between 7:00 AM and 7:00 PM. On Saturday night, November 10 and Sunday, November 11 the hours of operation and level of activity will be reduced. Dump trucks will enter from the construction gates at either First Street or Fremont Street (between Mission and Howard Streets) and exit the construction gate at either First Street or Fremont Street (between Mission and Howard Streets). Welding of trestle steel and cross lot steel bracing may be performed Saturday, November 10 between 7:00 AM and 7:00 PM.

Eastern Transit Center Site (Between Beale and Fremont Streets): Buttress construction is a 24 hour activity and will continue Saturday, November 10 with minimal work on site between 1:00 AM and 6:00 AM. On Sunday, November 11 the hours of operation and level of activity may be reduced. This work will continue for the next several months with a scheduled completion First Quarter of 2013.

Detours, Street and Sidewalk Closures:

The following streets will be temporarily impacted due to project activities. So you can plan ahead, please review the affected streets below:

Beale Street (Between Mission and Howard Streets): Buttress construction activity will be performed 24 Hours, Monday through Sunday from 6:00 AM to 6:00 AM the next day. Beale Street traffic may be impacted occasionally during construction with trucks entering and exiting at the construction gates. Construction flaggers and SFPD 10B Officers will be assigned during peak hours to assist with traffic and pedestrians.

Fremont Street (Between Mission and Howard Streets): The Fremont Street temporary bridge is in service. Fremont Street traffic may be impacted occasionally during construction with trucks entering and exiting at the construction gates. Construction flaggers and SFPD 10B Officers will be assigned during peak hours to assist with traffic and pedestrians. Pedestrians will continue to use west sidewalk of the temporary bridge between Mission and Howard Streets. Pedestrians are urged to please use the crosswalks at the Mission and Howard Street intersection to safely cross.

First Street (Between Mission and Howard Streets): The First Street temporary bridge is in service. There will be traffic signal installed on First Street Bridge installed and activated mid block between Mission and Howard Streets mid November. First Street traffic may be impacted occasionally during construction with trucks using the eastern traffic lane between Mission and Folsom for large deliveries occasionally during the week between the hours of 7:00AM and 3:00 PM. First Street traffic may be impacted occasionally during construction with excavation trucks entering and exiting at the construction gates. Construction flaggers and SFPD 10B Officers will be assigned during peak hours to assist with traffic and pedestrians. Pedestrians will continue to use west sidewalk of the temporary bridge between Mission and Howard Streets. Pedestrians are urged to please use the crosswalks at the Mission and Howard Street intersection to safely cross.

Natoma Street (Between Fremont and First Streets): Natoma Street (between Fremont and First Streets) has been reduced to one lane, one way (west bound), all vehicles will enter from Fremont Street and exit at First Street. Local vehicle and pedestrian access will remain available.

Minna Street (Between First and Second Streets): Minna Street has been reduced to one lane, one way (west bound), all vehicles will enter from First Street or Shaw Alley. There will be no parking along Minna Street between First Street and 130 feet east of Second Street for the life of the project. Local vehicle and pedestrian access will remain available.

Mission Street (between First and Second Streets): Mission Street parking lane will be impacted occasionally during construction. There will be underground utilities work and traffic lane closures daily, Monday to Friday between 9:00 AM and 3:00 PM through December 2012.

Howard Street (Between Fremont and Second Streets): Howard Street traffic may be impacted occasionally during construction with trucks entering and exiting the construction gate at Howard Street (between First and Second Streets). Construction flaggers will be assigned during peak hours to assist with traffic and pedestrians.

Stay tuned.

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