BOARD AGENDA MEMORANDUM
Government Code ? 84308 Applies: Yes ? No ?
(If "YES" Complete Attachment A - Gov. Code ? 84308)
SUBJECT:
Title
Update on South San Francisco Bay Shoreline Phase I Project.
End
RECOMMENDATION:
Recommendation
That the Santa Clara Valley Water District (Valley Water) Board and the City of San Jos? (City) Mayor and City Council receive an update on the South San Francisco Bay Shoreline Phase I Project and Pond A18.
Body
SUMMARY:
The South San Francisco Bay Shoreline Phase I Project (Project) is a multi-benefit flood risk reduction and shoreline restoration project managed by the United States Army Corps of Engineers (USACE) in partnership with Valley Water and the California State Coastal Conservancy (Conservancy). The Project will provide 100-year coastal flood risk management, including consideration for future sea level rise, for the community of Alviso and parts of North San Jose and for critical infrastructure such as the San Jos?-Santa Clara Regional Wastewater Facility (RWF). The Project will also restore roughly 2,900 acres of former salt ponds into tidal marsh and improve public access along the shoreline.
The Project consists of five reaches: Reaches 1-3, located between the Alviso Slough and Artesian Slough; and Reaches 4-5, located between Artesian Slough and Coyote Creek. The Project received congressional authorization for design and construction in December 2015 at a cost of $194 million. The Project has since realized significant cost increases, mainly due to significant cost growth of the levee fill material over the years. In February 2021, USACE updated the Project costs to $545 million, nearly tripling the 2015 authorized design and construction cost.
The construction contract for Reaches 1-3 was advertised and construction began in December 2021. The construction of Reaches 1-3 is anticipated to be complete in summer 2025.
With the Project cost increase, the Project partners are now exploring ways to ...
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