Transbay-Transit-Center-9This is the latest installment in the weekly TransBay Transit Center 10-Day Construction Update – this one from Friday, May 31, 2013 to Sunday, June 9, 2013.

Without further interruption, here’s the latest news, starting with today, as there was no weekend work.

Weekday Work (6/3/13 – 6/7/13):

Night Shift:

Excavation and Internal Bracing Work:

Western Transit Center Site (Between First and Second Streets): This week general maintenance of equipment and site clean-up of excavation and trucking is scheduled from Monday through Friday between the hours of 6:00 AM to 11:30 PM. 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).

Central Transit Center Site (Between Fremont and First Streets): This week excavation and trucking is scheduled from Monday through Friday between the hours of 6:00 AM to 2:30 AM the next day. Welding cross lot steel bracing scheduled from Monday through Friday between the hours of 6:00 AM to 11:30 PM. Trucks will enter from the construction gate located at Fremont Street (between Mission and Howard Streets) and exit the construction gate at First Street (between Mission and Howard Streets).

Eastern Transit Center Site (Between Beale and Fremont Streets): This week both coring and surface level grout pumping will be performed during the night shift, with work scheduled to be performed 24 Hours per day on two shifts with work scheduled between the hours of 6:00AM and 6:00AM the next day. Excavation and trucking is scheduled from Monday through Friday between the hours of 6:00 AM to 2:30 AM the next day. Welding cross lot steel bracing scheduled from Monday through Friday between the hours of 6:00 AM to 11:30 PM. Trucks will enter from the construction gate located on Fremont Street and exit the construction gate at Beale Street (between Mission and Howard Streets).

Day Shift:

Excavation and Bracing/Below Grade Transit Center Construction:

The project’s internal steel bracing, 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 into early 2014. The western zone excavation and bracing is in progress with a target completion of mid 2013, the below grade contractor will soon start construction of the lower level concrete foundation. The central Transit Center Site internal steel bracing, excavation and trucking of soils is in progress and continues until the end of 2013. The eastern Transit Center Site construction access trestle, excavation and trucking of soils have commenced and will continue into early 2014.

Western Transit Center Site (Between First and Second Streets): Installation of underground Geothermal Piping and Micropiles continues this week Monday through Friday between the hours of 6:00 AM to 6:30 PM. This week the installation and testing of steel micropiles, and foundation waterproofing system install continues at the western site at the bottom levels of the train box. This week general maintenance of equipment and clean-up of excavation and trucking is scheduled from Monday through Friday between the hours of 6:00 AM to 11:30 PM. 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).

Central Transit Center Site (Between Fremont and First Streets): This week excavation and trucking is scheduled from Monday through Friday between the hours of 6:00 AM to 2:30 AM the next day. Welding cross lot steel bracing scheduled from Monday through Friday between the hours of 6:00 AM to 11:30 PM. Trucks will enter from the construction gate located at Fremont Street (between Mission and Howard Streets) and exit the construction gate at First Street (between Mission and Howard Streets).

Eastern Transit Center Site (Between Beale and Fremont Streets): This week both coring and surface level grout pumping will be performed during the night shift, with work scheduled to be performed 24 Hours per day on two shifts with work scheduled between the hours of 6:00AM and 6:00AM the next day. This week demolition of the surface level concrete will be performed during the day shift resulting in vibration and noise. Excavation and trucking is scheduled from Monday through Friday between the hours of 6:00 AM to 2:30 AM the next day. Welding cross lot steel bracing scheduled from Monday through Friday between the hours of 6:00 AM to 11:30 PM. Trucks will enter from the construction gate located on Fremont Street and exit the construction gate at Beale Street (between Mission and Howard Streets).

Underground Utilities/Trenching Work:

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

What to Expect Next Weekend (6/8/13 – 6/9/13):

Western Transit Center Site (Between First and Second Streets): This weekend there is no construction work scheduled. However; dependent on contractor progress construction may be performed Saturday June 8, between 8:00 AM and 5:00 PM. This weekend there is no construction work scheduled for Sunday June 9.

Central Transit Center Site (Between Fremont and First Streets): This weekend there is no construction work scheduled. However; dependent on contractor progress construction may be performed Saturday June 8, between 8:00 AM and 5:00 PM. This weekend there is no construction work scheduled for Sunday June 9.

Eastern Transit Center Site (Between Beale and Fremont Streets): This weekend there is no construction work scheduled. However; dependent on contractor progress construction may be performed Saturday June 8, between 8:00 AM and 5:00 PM. This weekend there is no construction work scheduled for Sunday June 9.

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): Beale Street traffic may be impacted occasionally during construction with trucks exiting at the construction gates onto Beale Street. Construction flaggers will be assigned during peak ours to assist with traffic and pedestrians. Pedestrians will continue to use east sidewalk between Mission and Howard Streets. Pedestrians are urged to please use the crosswalks at the Mission and Howard Street intersection to safely cross.

Fremont Street (Between Mission and Howard Streets): 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. NOTE: The Fremont Street temporary bridge traffic signal will be activated mid block between Mission and Howard Streets at the Fremont Street Bridge and construction access trestle intersection in June 2013.

First Street (Between Mission and Howard Streets): First Street traffic may be impacted occasionally during construction with trucks entering and exiting 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.

Natoma Street (Between First and Second Streets): Natoma Street (between First and Second Streets) has been changed to a dead end street for the life of the project with no vehicle access through Natoma Street from Second 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 and exit at Second Street. 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): There will be underground utilities work and traffic lane closure daily, Monday through Friday between 9:00 AM and 3:00 PM.

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.

By Zennie Abraham

Zennie Abraham | Zennie Abraham or "Zennie62" is the founder of Zennie62Media which consists of zennie62blog.com and a multimedia blog news aggregator and video network, and 78-blog network, with social media and content development services and consulting. Zennie is a pioneer video blogger, YouTube Partner, social media practitioner, game developer, and pundit. Note: news aggregator content does not reflect the personal views of Mr. Abraham.

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