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Report regarding a motion to accept the construction improvements of the Orange Memorial Park Storm Water Capture Project (Project No. sd1801) as complete per plans and specifications. (Total Construction Cost $9,611,038.00) (Matthew Ruble, Principal Engineer).
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RECOMMENDATION
Recommendation
Staff recommends that the City Council, by motion, accept the construction improvements of the Orange Memorial Park Storm Water Capture Project (Project No. sd1801) as complete per plans and specifications (Total Construction Cost $9,611,038.00); and authorize the Project Manager to file a Notice of Completion with respect to the construction work with the County of San Mateo Recorder's Office on the City's behalf.
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BACKGROUND/DISCUSSION
On April 26, 2017, the California Department of Transportation ("Caltrans") agreed to fund $9,500,000 to the Orange Memorial Park Storm Water Capture Project (Project) through Cooperative Implementation Agreement No. D43CIASF0001.
The City subsequently entered a second Cooperative Implementation Agreement, No. D43CIASF0002 dated September 20, 2019, with Caltrans for an additional amount of $6,000,000 which allowed for expansion of the Project to increase the amount of water quality treatment provided in terms of diversion, pretreatment, and infiltration capacity. The Project now includes a water capture facility at this site with 30 cubic feet per second diversion and over 1.8 million gallons of storage, which will capture and treat approximately fifteen percent of the average annual drainage volume in Colma Creek at the Project site, which provides regional benefits to both South San Francisco and additional areas in San Mateo County.
The Project consists of constructing a diversion and treatment structure to re-direct and treat stormwater runoff to remove trash, debris and sediment before storing the water in an underground, multi-chambered storage reservoir. The system will also provide water quality treatment and d...
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