Friday, September 30, 2011

A Look Ahead: Transbay Demolition and Construction Activities




Weekend Work (10/1/11 – 10/2/11):

First Street 24 Hour Work: Work on First Street between Mission and Howard Streets will restrict traffic to a single lane starting 8:00 PM Friday, September 30 continuing through 5:00 AM Monday, October 3. Cement Deep Soil Mix (CDSM) shoring wall installation will require the multiple lane closure. We suggest using Second or Beale Streets as alternate routes during this time.

Eastern Transit Center Site (between Beale and Fremont Streets): The Buttress wall installation operation will continue inside the transit center site with minimal work including surveyors, equipment set-up and maintenance on Saturday, October 1 - Day Shift.

Central Transit Center Site (between Fremont and First Streets): Welding of I-beams for the Cement Deep Soil Mixing (CDSM) shoring wall will continue inside the transit center site on Saturday, October 1 - Day Shift.

Western Transit Center Site (between First and Second Streets): The installation of the Concrete Deep Soil Mix (CDSM) shoring wall will continue inside the transit center site on Saturday, October 1 - Day Shift.

Weekday Work (10/3/11-10/7/11):

Night Shift - The buttress wall installation operation will continue in the eastern transit center site between Beale and Fremont Streets between the hours of 6:00 AM and 1:00 AM. There will be minimal work on site between 1:00 AM and 6:00 AM. If issues arise, work on site could extend into the hours between 1:00 AM and 5:00 AM.

CDSM spoils will be removed from the western transit center site and buttress spoils will be removed from the central transit center site during the night shift from 7:00 PM to 2:30 AM.

Day Shift - All contractors will work between the hours of 7:00 AM and 7:00 PM. Activities will include:

Shoring & Excavation Prep:

Buttress wall installation will continue in the eastern transit center site between Beale and Fremont Streets between the hours of 6:00 AM and 1:00 AM.

Cement Deep Soil Mixing (CDSM) shoring wall installation will continue in the western transit center site at Minna Street between First and Second Streets - Day Shift.

Cement Deep Soil Mixing (CDSM) shoring wall installation will continue in the western transit center site at Natoma Street between First and Second Streets - Day Shift.

Welding of I-beams for installation in the Cement Deep Soil Mixing (CDSM) shoring wall will continue in the central transit center site between Fremont and First Streets - Day Shift.

Underground Utilities/Trenching:

First Street (from Mission to Howard Streets): Underground trenching, utilities work, and pavement restoration - Day Shift. Traffic lanes will be reduced to accommodate this work.

Beale Street (from Mission to Howard Streets): Pavement and sidewalk restoration - Day Shift. Traffic lanes will be reduced to accommodate this work.

What to Expect Next Weekend (10/8/11 – 10/9/11):

Eastern Transit Center Site (between Beale and Fremont Streets): Buttress construction is expected to continue in the eastern transit center site Saturday, October 8 and Sunday, October 9 between 6:00 AM and 1:00 AM. Depending upon progress in the coming week, the hours of operation and level of activity may be reduced.

Central Transit Center Site (between Fremont and First Streets): Welding of I-beams for installation in the Cement Deep Soil Mixing (CDSM) shoring wall will continue inside the construction fence on Saturday, October 8 - Day Shift.

Western Transit Center Site (between First and Second Streets): Cement Deep Soil Mixing (CDSM) shoring wall installation will continue inside the construction fence at both Minna Street and Natoma Street between First and Second Streets on Saturday, October 8 - Day Shift.

Pre-trenching work will continue along Natoma Street between Fremont and First Streets on Saturday, October 8 from 7:00 AM to 5:00 PM.

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:

Minna Street: Between First and Second Streets has been reduced to one lane, one way (west bound) with all vehicles coming in from First Street. Beginning mid-week, there will be a detour closing access to or from Second Street. Access to Minna Street will be from First Street and will exit at Shaw alley.

Natoma Street (Between First and Second Streets): Natoma Street has been changed to a dead end street for the life of the project with no vehicle access to Natoma Street from Second Street. Of course local pedestrian access from Second Street to businesses on Natoma Street near Second Street will remain available. Local access to 500 Howard Street is available to and from First Street.

First Street: Lane restrictions will be in effect on First Street between Mission and Howard Streets from 7:00 AM to 3:00 PM. SFPD will be on site. Pedestrians must use the temporary sidewalk in the parking lane on the west side of First Street until further notice.

Fremont Street: Lane restrictions will be in effect on Fremont Street between Mission and Howard Streets from 9:00 AM to 5:00 PM. SFPD will be on site. The east sidewalk of Fremont Street between Mission and Howard Streets will remain closed. Pedestrians must use the west sidewalk on Fremont Street until further notice.

Beale Street: Lane restrictions will be in effect on Beale Street between Mission and Howard Streets from 9:00 AM to 3:00 PM. SFPD will be on site. Pedestrians must use the temporary sidewalk in the parking lane on the east sidewalk of Beale Street until further notice. The east sidewalk of Beale Street between Mission and Howard Streets will be restored this week.

Mission Street: Potholing work will be performed Monday, October 3 through Friday, October 7 along Mission Street between Main and First Streets from 9:00 AM to 3:00 PM.

PG&E is performing night work along Beale Street between Market and Mission Streets, which will continue into November. This work will result in lane restrictions along Beale Street and is not under the control or authority of the TJPA.

Reminder: Community Meeting

Join us on Tuesday, October 4, 2011 to learn more about construction activities, buttress and shoring wall construction, trestle bridges, street closures and hours of activity. The community meeting will be held from 12:00 noon until 1:00 PM. The meeting will be held at the TJPA’s offices located at 201 Mission Street, Suite 2100. We appreciate that you are taking your lunch hour to learn more about this exciting project, and would of course welcome you to bring food or drinks to this meeting.

What: Community Meeting: Transbay Construction Update

When: Tuesday, October 4, 2011

Time: 12:00 Noon

Where: Transbay Joint Powers Authority

201 Mission Street, Suite 2100

San Francisco, CA 94105

Questions?

Should you have any general questions about the Transbay Transit Center Project, please call Adam Alberti or Stephanie Reichin, Transbay Outreach Team, at: (415) 227-9700 or via e-mail at: info@transbaycenter.org

Construction Hotline:

If you have any urgent questions regarding site-specific demolition or construction activities, please call our construction activity number: (415) 409-TJPA (8572).

Website:

Please continue to check the TJPA website for the most up to date schedule of activities at: http://transbaycenter.org/construction-updates

Public Transit:

The TJPA encourages the use of public transportation. Please click on the link provided to assist in all of your public transportation travel needs: http://511.org/ or visit www.temporaryterminal.org

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