Project No. WS001; Project File No. E5090
Location
Canada Road approximately 1.0 mile south of Hwy 92
About the Project
Replace portion of culvert and backfill the embankment, line the existing culvert with CIPP, and replace existing guardrail.
Public Works Contact
Alex Zhang
Senior Civil Engineer (WOC)
azhang@smcgov.org
650-363-4100
Contractor
Graniterock Company
UPDATES
- March 2023 - The March 2023 Storms resulted in a failed culvert which developed into a sinkhole. Preliminary site investigations performed. Temporary erosion measures installed to prevent further erosion.
- May 2023 - Field Meeting with FEMA for site assessment and repair scope development.
- August 2023 - Contractor will mobilize and begin construction in September.
- September 2023 - Contractor excavating and installing stitch pier wall.
- October 2023 - Contractor installed the pipe and continuing to backfill.
- November 2023 - Contractor completed the pipe repair and backfill work. Contractor will continue hydroseeding and install a new guardrail on Canada.
- December 2023 - Construction completed.
- January 2024 - A layer of baserock was installed to the roadway shoulder.
- February 2024 - Preparing permitting and other documents for lining the culvert system.
- March 2024 - Coordination with other local agency on the proposed pipelining work.
- April 2024 - Final project scope for culvert lining and gate installation developed. JOC Contractor proposal review.
- May 2024 - Proposal was approved. NTP issued with July start date.
- June 2024 - SFPUC consent letter circulating for signatures. Submittal review.
- July 2024 - Preconstruction Meeting held on 7/1. Work will commence on 7/8. Permitting approved. SFPUC consent letter executed.
- August - September 2024 - CIPP culvert lining work schedule for early September.
- October 2024 - CIPP lining and gate installation completed.
