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7-30-1998 2:32PM FROM P_7 <br />4 <br />D. Alternate constrL ..on for new underground storage tanks contan. g motor vehicles fuel (Section 26332. <br />(1) Monitoring and response plan [Section 2634]_ <br />(2) Underground storage tank composed of.... <br />(a) Fiberglass reinforced plastic_ <br />(b) Cathodicalty protected steel. <br />(c) Steel clad with fiberglass reinforced plastic_ <br />(d) Other material that complies with section 2631 and 2632. <br />(3) Floor of leek interception and detection system constructed on a firm base and sloped to a <br />collection sump (use of membrane liners comply with section 2631 (d) (6) requirements.) <br />(4) Access casings installed in the collection sump of the secondary containment system with <br />backfill in the interstitial space. The access casing shalt meet all of the following: <br />Designed and installed to allow the Liquid to flow into the casing - <br />sized to atlow removal of collected Liquid and able to withstand all anticipated applied <br />stresses_ <br />Constructed of material that wilt not be structurally weakened_ <br />Screened along entire vertical zone of permeable material. <br />Capable of preventing Leakage of any hazardous substance frac the casing. <br />Extend to the ground surface and covered with a locked waterproof cap. <br />® Capable of meeting S_J. Co. DNS -END Well Standards. <br />Leak interception and detection system shall prevent the Leaked hazardous substance from <br />entering ground water_ <br />14. INTERSTITIAL SPACE MONITORING <br />A. visual monitoring [Section 2632 (c) (1)1 <br />(a) Exterior surface and floor beneath tank monitored by direct viewing <br />(b) Daily visual inspections <br />CC) Liquid level in tank to be recorded at time of inspection <br />(d) If Liquid observed around or beneath primary tank, owner will determine if an unauthorized release <br />has occurred_ <br />e. Mechanical or electronic monitoring (section 2632 (c) (2)1 <br />(a) Continuous monitoring system connected to an audible and visual alarm system. <br />M'toring equipment to be installed <br />7Manufacturer: <br />_'1Z Model Number: <br />Sensor Type: _ vapor _ Liquid Both- <br />Sensor/Panel specifications. <br />Location (s f sensors: _ <br />Tank•_ Piping. <br />01 <br />Dispenser' <br />C. Monitoring and response plan submitted [Section 2632 (d) (1) & (2)1 0of <br />15. Any special accessories, fittings, coatings, or linings not inherent within the initial dAi o t � - hank or <br />double -watt UST. [Section 2631 Cb)] <br />A. Approved by a nationally recognized independent testing organization. <br />8. oemonstration of integrity with the primary and/or secondary containment. <br />0+ <br />