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14. INTERSTITIAL SPACE MONITORING <br />A. <br />AOL <br />D. Alternate construction <br />for new underground storage tanks con ening motor vehicles fuel [Section 2633]. <br />(1) <br />Monitoring and response plan [Section 26341. <br />(2) <br />Underground storage tank composed of.... <br />_ <br />(a) Fiberglass reinforced plastic. <br />Liquid level in tank to be recorded at time of inspection <br />(b) Cathodically protected steel. <br />(d) <br />(c) Steel clad with fiberglass reinforced plastic. <br />_ <br />(d) other material that complies with section 2631 and 2632. <br />(3) <br />Floor of leak interception and detection system constructed on a firm base and sloped to a <br />_ <br />collection sump (use of membrane liners comply with section 2631 (d) (6) requirements.) <br />(4) <br />Access casings installed in the collection sump of the secondary containment system with <br />_ <br />backfill in the interstitial space. The access casing shall meet all of the following: <br />Monitoring equipment to be installed <br />Designed and installed to allow the liquid to flow into the casing. <br />Sized to allow removal of collected liquid and able to withstand all anticipated applied <br />_ <br />stresses. <br />Model Number: <br />Constructed of material that will not be structurally weakened. <br />Screened along entire vertical zone of permeable material. <br />_ <br />Capable of preventing leakage of any hazardous substance from the casing. <br />Sensor/Panel specifications. <br />Extend to the ground surface and covered with a locked waterproof cap. <br />_ <br />Capable of meeting S.J. Co. PHS-EHD Well Standards. <br />Leak interception and detection system shall prevent the leaked hazardous substance from <br />_ <br />entering ground water. <br />14. INTERSTITIAL SPACE MONITORING <br />A. <br />Visual monitoring [Section 2632 (c) (1)] <br />(a) <br />Exterior surface and floor beneath tank monitored by direct viewing <br />(b) <br />Daily visual inspections <br />_ <br />(c) <br />Liquid level in tank to be recorded at time of inspection <br />(d) <br />If liquid observed around or beneath primary tank, owner will determine if an unauthorized release <br />_ <br />has occurred. <br />B. <br />Mechanical or electronic monitoring [Section 2632 (c) (2)] <br />(a) <br />Continuous monitoring system connected to an audible and visual alarm system. <br />Monitoring equipment to be installed <br />_ Manufacturer: <br />Model Number: <br />Sensor Type: Vapor )e Liquid _ Both. <br />Sensor/Panel specifications. <br />Location(s) for sensors: <br />_ <br />Tank- Piping: <br />Dispenser <br />C. <br />Monitoring <br />r <br />and response plan submitted [Section 2632 (d) (1) & (2)]. �?((✓ J//� <br />15. Any <br />special <br />accessories, fittings, coatings, or linings not inherent within the initial design of the 10 tank or <br />double-wall <br />UST. [Section 2631 (b)] <br />_ <br />A. <br />Approved by a nationally recognized independent testing organization. <br />B. <br />Demonstration of integrity with the primary and/or secondary containment. <br />0 <br />