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SAN J OAQ U I N Environmental Health Department <br /> 2r' 2 <br /> ` COUNTY <br /> iFoa Jasjit Kang, REHS, Director <br /> cq.'.......':_ `P Greatness grows here. Muniappa Naidu,REHS,Assistant Director <br /> � <br /> PROGRAM COORDINATORS <br /> Jeff Carruesco, REHS, RDI <br /> Willy Ng,REHS <br /> Steven Shih, REHS <br /> Michelle Henry, REHS <br /> Elena Manzo, REHS <br /> January 5, 2023 <br /> Samuel Colgan <br /> Arcadis <br /> 320 Commerce, Suite 200 <br /> Irvine, CA 92602 <br /> sam.colgan(a)arcadis.com <br /> Re: UPS - Stockton SR0082977, amended <br /> 1532 N. Broadway Ave., Stockton, CA 95205 <br /> The San Joaquin County Environmental Health Department (EHD) has completed the review of the <br /> application for a permit to do the following on the underground storage tank (UST) system at the above <br /> noted address: <br /> • Convert the tank storage from diesel to gasoline, including: <br /> o Replacing the mechanical leak detector <br /> o Replacing the flex connectors <br /> o Replacing the overfill prevention flapper <br /> o Replacing the direct bury spill container <br /> The permit has been approved with the following conditions: <br /> 1. Contact the local fire department, the San Joaquin Valley Air Pollution Control District, and the <br /> San Joaquin County Community Development Department for any applicable permits and <br /> requirements. <br /> 2. Any changes in information and scope of work must be submitted to EHD for approval prior to <br /> commencing work. All new addenda supersede the previous ones. <br /> 3. Provide written notification to ust sjgov.org to arrange the following appointments (a 48-hour <br /> notice is required for inspection appointments). <br /> a. Leak detector test: Leak detector must be tested ton confirm that the device can detect <br /> a leak of 3 gallons per hour at 10 psi. <br /> b. Overfill prevention verification: Measurement of drop tubes to verify 95% tank volume <br /> shut off. <br /> c. Primary piping test: Soap test of new piping and penetrations, and one-hour pneumatic <br /> pressure test, in accordance with manufacturer installation instructions. <br /> d. Corrosion protection: Verify corrosion protection for direct bury spill bucket prior to <br /> backfilling. <br /> e. Spill bucket test: Verify minimum 5-gallon capacity and pass a one hour hydrostatic test <br /> (or equivalent), after concrete is set. Proper drainage must also be verified. <br /> f. Since concrete will be broken near the tank, a secondary containment test must be <br /> performed on the tank once concrete is poured in accordance with the manufacturer's <br /> guidelines. <br /> 1868 E. Hazelton Avenue I Stockton, California 95205 1 T 209 468-3420 1 F 209 464-0138 1 www.sjgov.org/ehd <br />