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7.0 CCR Title 22. §66265.192 (b)— Correct Installation of the TankSystem <br /> (b) The owner or operator of a new tank system shall ensure that proper handling <br /> procedures are adhered to in order to prevent damage to the system during installation. <br /> Prior to covering, enclosing, or placing a new tank system or component in use, an <br /> independent, qualified installation inspector or an independent, qualified, professional <br /> engineer, registered in California, either of whom is trained and experienced in the proper <br /> installation of tank systems, shall inspect the system or component for the presence of any <br /> of the following items: <br /> (1) weld breaks; <br /> (2) punctures, <br /> (3) scrapes of protective coatings <br /> (4) cracks, <br /> (5) corrosion; <br /> (6) other structural damage or inadequate construction or installation. All discrepancies <br /> shall be remedied before the tank system is covered, enclosed, or placed in use. <br /> Although MCG did not witness the installation of the tank system, based on current <br /> inspections it was installed in compliance with the requirement. There are currently no visible <br /> weld breaks, punctures or otherwise that could diminish the integrity of the system. <br /> 8.0 CCR Title 22. §66265.192 (c) — Backfill of Underground Systems <br /> (c) New tank systems or components and piping that are placed underground and that are <br /> backfilled shall be provided with a backfill material that is a noncorrosive, porous, homogeneous <br /> substance and that is carefully installed so that the backfill is placed completely around the tank <br /> and compacted to ensure that the tank and piping are fully and uniformly supported. <br /> This section is not applicable to site as the tank is aboveground. <br /> 9.0 CCR Title 22. §66265.192 (d) —Tank Integrity Test <br /> (bAll new tanks and ancillary equipment shall be tested for tightness prior to being covered, <br /> enclosed or placed in use. If a tank system is found not to be tight, all repairs necessary to remedy <br /> the leak(s) in the system shall be performed prior to the tank system being covered, enclosed, or <br /> placed in use. <br /> There has been no formal tightness testing of the tank system. This tank is open to the <br /> atmospheric pressure and leak detection is accomplished by electronic level detection <br /> system with audible and visual alarms and visual observation of any potential liquid leaks <br /> into the secondary and tertiary containment. <br /> Hazardous Waste Tank Assessment Report Martin Consulting <br /> Oil Stop,301 W. Kettleman Lane Page 8 of 29 Group,Inc.—Structural Design <br />