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Yes No Comment <br /> 90 Dav Accumulation in Tanks (cont. ) <br /> (Section 66262.34) <br /> If an external liner, is the secondary <br /> contairm�.nt. [66265. 93(e) (1)-] <br /> (A) Designed and ope ted to contain 100% of the <br /> capacity of the la.rg t tank within its boundary?_ _ <br /> (B) Designed and operated to prevent run-on and <br /> infiltration of prepitation unless it has <br /> excess capacity to gntain run-on and <br /> infiltration from a �5-year, 24-hour rainfall <br /> event? <br /> (C) Free of cracks gaps? <br /> (D) Designed and ins lled to surround the tank <br /> and to cover all unding earth likely to come <br /> into contact with th waste if released from the <br /> tank? <br /> If a vault system, is the secondary containment. <br /> [66265.193(e) (2)-] <br /> (A) Designed and ope ted to contain 100% of the <br /> capacity of the larg t tank within its boundary?_ <br /> (B) Designed and o ted to prevent run-on and <br /> infiltration of prec' itation unless it has <br /> excess capacity to tain run-on and <br /> infiltration from a 2 -year, 24-hour rainfall <br /> event? <br /> (C) Constructed with chemical resistant water <br /> stops at any joints? <br /> (D) Provided with an rmeable interior <br /> coating or lining the is compatible with waste <br /> in tank(s) and that will prevent migration of <br /> waste into the concrete? <br /> (E) Provided with Ls to protect against the <br /> formation of and igni ion of vapors within the <br /> vault if the waste is ignitable (per 66261.21) <br /> or reactive (per 6626 .23) and may form an <br /> ignitable or explosiv vapor? _ <br /> (F) Provided with an exterior moisture barrier <br /> or otherwise designed or operated to prevent <br /> migration of moisture into the vault if subject <br /> to hydraulic pressure <br /> Revised 7/15/91 Page 15 <br />