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ATTY/RESO.0108/PC RESO RECOMMENDING APPROVAL OF DTPP 1330 ECR <br />REV: 01-11-23 JB <br />Page 17 of 23 <br />39. Discharge Permit for Subterranean Garages - If the subterranean garage requires groundwater pumping into the sewer system, a Discharge fee will apply and a Discharge Permit will be required by Silicon Valley Clean Water (SCVW) prior to issuance of the building permit. [SDR][ENGINEERING] 40. Backflow Protection – Backflow protection on all water services is required. The backflow preventer shall be above grade and located on private property, accessible to the Public Works division for testing. [COA][ENGINEERING] 41. Fire Flow - The Project shall meet fire flow requirements as established by the Fire Department which are based on the Fire Code. Fire flow tests are typically performed during the preliminary design phase but must be completed prior to submittal of final design. Applicant shall contact the Fire Department for fire flow requirements, and then submit a written fire flow test request to Engineering. [COA][ENGINEERING] 42. C3 Requirements - Plans shall be designed to meet C3 requirements of the Municipal Regional Permit (MRP) NPDES Permit CAS612008 and comply with San Mateo County C.3 Stormwater Technical Guidance as determined by the City Engineer. [SDR][ENGINEERING] a. Treatment Controls – Treatment measures to be shown on final improvement or grading plans shall not differ materially from the treatment measures presented on the project’s Vesting Tentative Map, approved in 2007, without written approval from the Engineering Department. b. Treatment Measure Inspection – Applicant shall coordinate installation of stormwater treatment measures with the municipality, shall arrange to have the City’s designated inspector present at the time of installation, and shall have the City’s designated inspector complete a final inspection of installed stormwater treatment measure immediately after installation is complete. 43. Stormwater Management Plan (SWMP) – Applicant shall prepare a SWMP that includes, at a minimum, exhibit(s) showing drainage areas and location of Low Impact Development (LID) treatment measures; total project site area and total area of land disturbed; total new and/or replaced impervious area; treatment measures and hydraulic sizing calculations; a listing of source control and site design measures to be implemented at the site; saturated hydraulic conductivity rate(s) at relevant locations or hydrologic soil type (A, B, C or D) and source of information; elevation of high seasonal groundwater table; and a brief summary of how the project is complying with Provision C.3 of the MRP. [COA][ENGINEERING] 44. Stormwater BMPs - The project plans shall include a Stormwater Pollution Prevention and Erosion Control Plan for the City’s review and approval. Stormwater Pollution Prevention Program Best Management Practices (BMPs) for construction shall be implemented to protect water quality, in accordance with the approved Stormwater Pollution Prevention Plan (SWPPP). BMP plan sheets are available electronically for inserting into project plans. [SDR][ENGINEERING]