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Published March 12, 2025 at 8:00 PM

Updated October 1, 2024

Site work for a water / sewer project in Daly City, California. Completed plans call for site work for a water / sewer project.

This is a request for prequalification packages by City of Daly City for Heavy Civil Construction Including Tunnel Construction. Description of Project: The project will upgrade the Vista Grande storm drain system, a regional stormwater system that drains northwest Daly City and an adjacent portion of San Mateo County within the watershed of Lake Merced. The existing system, built in the 1890's, of a canal and a tunnel that drain to the ocean, do not have adequate capacity to convey peak storm flows. The upgrades will prevent flooding. Description of the Work: o Partial replacement of a 3,600 ft long canal that will include a solid screening device, a constructed wetland, and diversion and discharge structures o Enlargement of the existing 3,000 ft long tunnel, expanding the internal diameter to 10.5 ft o Modifications to an existing effluent gravity pipeline o Modifications of the existing Lake Merced overflow structure to include a siphon o Replacement of the existing ocean outflow structure and a portion of the existing 33-inch submarine outfall pipeline o Additional civil, mechanical, electrical, and instrumentation work to support the above Further inquiries can be made here: Spreng@delveunderground.com Target NTP: Summer 2025 Construction Completion: 2029

Post-Bid

Water / Sewer

$137,000,000.00

Public - City

Site Work

Documents for this project are exclusively Specifications. If Plans become available, we will add them here.

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Trades Specified

Division 00 - Lorem Ipsum

Division 00 - Lorem Ipsum

Lorem, Ipsum, Dolor, Sit amet
Division 01 - General Requirements

Division 01 - General Requirements

Temporary Facilities and Controls, Vehicular Access and Parking, Temporary Roads
Division 31 - Earthwork

Division 31 - Earthwork

Tunneling and Mining

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Multiple Locations, Daly City, CA


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