TO:
Honorable Parking and Public Improvements Commission Chair and Commissioners
THROUGH:
Ted Semaan, P.E.,Interim Public Works Director
FROM:
Eduardo Pech, PE, Senior Civil Engineer
SUBJECT:Title
Presentation of the 28th Street Stormwater Infiltration Project and Proposed Reconfiguration of Nearby Public Parking and Modification of Ocean Drive to One-Way Northbound Traffic Only
Body
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RECOMMENDATION:
Staff recommend that the Parking and Public Improvements Commission receive and file the status update presentation for the 28th Street Stormwater Infiltration Project and propose reconfiguration of nearby public street parking, and modification of Ocean Avenue to one-way northbound traffic only during construction.
BACKGROUND:
The cities of Manhattan Beach, Hermosa Beach, Redondo Beach, Torrance, and the Los Angeles County Flood Control District (LACFCD) jointly developed a Watershed Management Program (the Beach Cities WMP) as part of compliance with the 2012 Los Angeles Regional Water Quality Control Board Storm Water Permit. The Beach Cities WMP identifies capital improvement projects that would minimize wet weather discharges and eliminate dry weather discharges into Santa Monica Bay, to reduce pollutants entering the Bay and meet the water quality-based effluent (outflow) limitations. The 28th Street Stormwater Infiltration Project (the Project) is identified within the Beach Cities WMP as the highest priority project to significantly reduce bacterial, trash, and debris discharges into South Santa Monica Bay.
The Project will intercept an existing LA County storm drain beneath 28th Street at Manhattan Avenue and divert storm flows to an underground pump station below Manhattan Avenue. Stormwater will be pumped into a trash removal device and then routed through a series of sedimentation chambers before being distributed to a matrix of drywells located in and around the 26th Street Parking Faci...
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