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74. <br />75; <br />05-21-1997 01.00RM FROM TO <br />19166464679 P.06 <br />ITI <br />Alternate conetructim for new underground storage tanks containingr vehicles es fue{ (Section 26337. <br />(1) Monitoring " response plan (section 26347. <br />(2) Underground storage tank composed of.... <br />(a) Fiberglass reinforced plastic. <br />_. IN Cathodica(ty protected steel. <br />__ Cc) Steel clad with fiberglass reinforced plastic, <br />(d) Other material that complies with section 2631 and 2632, <br />(3) Floor of Leak interception and detection system constructed on a fits base and sloped to a <br />collection riap (use of membrane Liners comply with section 2637 (d) (6) requirements.) <br />(4) Access easings installed in the collection sung of the secondary Containment system with <br />backfill in the interstitial space. The access casing shall meet all of the following: <br />Desl9ned and installed to allow the liquid to flow into the casing. <br />__ Sized to allow removal of collected liquid and able to withstand ail anticipated applled <br />stresses. <br />__ Constructed of material that will not be structurally weakened. <br />__ Screened along entire vertical zone of permeable material. <br />Capable of preventing leakage of any hazordws substance from the casing. <br />Extend to the grand surface and covered with a locked waterproof sap, <br />Capable of meeting S.u. Cc- PHS•E40 Well Standards. <br />Leak interception and detection system shall prevent the leaked hazardous substance from <br />entering ground water. <br />SPACE MONITCRINO <br />I <br />Visual; monitoring (Section 2632 (c) (i)] <br />(a) Exterior surface and floor beneath tank monitored by direct viewing <br />(b) Daily visual inspections <br />(c) Liquid Level in tank to be recorded at time of inspection <br />(d) If liquid observed around or bereath primary tank, ower will detemine If an unauthorized release <br />has occurred, <br />B. Mechanical or electronic monitoring [Section 2632 (e) (2)] <br />-\fxL (a) '. Contin om monitoring system corrected to an audible and visa t alarta system. <br />monitoring equipment to be installed �7 .rte <br />Manufacturer: �' ? {c.�� I <br />Model Number: ; I <br />. Sensor. Type: vapor Liquid _ Both. <br />_ Sensor/Panel specifications. -- <br />. ' Location(s).for sensors: / <br />Tank :��—_ piping: J` <br />Dispenser: Y <br />C. Monitoring and response plan —s submitted [section 2632 (d) (t) <br />speciat accessories, fittings, coatings, or tinings not inherent within <br />the inieial design of the 11 tanknx <br />le-wali UST. (Section 2631 (b)7 <br />A. Approved by a natio t(Y recognized independent toting' organization, <br />B. Dem"tration of integrity with the primary and/or seuorayry containment. <br />i <br />iI , <br />