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secondary container other than double -welted tanks tinctudes interception <br />and detectio(a systems). (Section 2633 (f)1 <br />A. gackfitl in secondary container. (Sotion 2635 (c) i <br />g, Pore space of granular material used as backfitt for primary contaiAtr(s) campttes with Section 2631 <br />(s)., (Engineering data to support capacity requiremehtl. <br />C. Two 'or more priamry containers within secondaryi container. (include information on product <br />"— compatibitity) <br />_ 0. Secondary container capable of precluding highest anticipated groundwater. <br />E. Secondary container sloped to a monitoring sump ,from'nich leakage or precipitation can be detected <br />and; removed. <br />F. Water tight comer which extends at Least a foot beyond each boundary of the secondary container <br />exc4vation, sloped to drain away from excavation. <br />Secondary container(O thickness, density, composition, product compatibility: <br />I'Z Sized to eogtain unauthorized releases from primary containers to allow sufficient time for detection and removal. <br />(section 2'631• (01 <br />✓I • <br />Secondary: cantainerCs) volcnetcie requirements: !Section 7,b31 te) <1a <br />and (2)l <br />_✓ A. I Single primary cntainers • 100%. <br />B. KutLtipte primary containers = 150% of targest primary container or 10% above aggregate- <br />�i�f� Secondary•ccntainer(s) open to rainfall. t section 2631 (f)1 <br />Vonetric requirements = 24 hours of 100 year storm in addition to primary container vottMe <br />l;cas. <br />Secondary cbntainer,ftoor. (Section 2631 (1)1 <br />_ A. Coistructed as firm base. <br />Y g. Siopad o collection sump ( 1/8 inch per foot). <br />(1) one or more access casings installed f6 SUMP - <br />(a) Size to allow removal of collected liquid. <br />�(b) Extended to ground surfaced <br />Covered with a locked waterproof cap or <br />within a secured facility. <br />cf/ (d) Thickness atlows for anticipated stresses. <br />�(e) Construction materials arenot weakened stored product or will not donate, <br />capture,.or mask constii*ts to be monitored., <br />PIK Membrane truer spedifications. (Section 2631; k, t, and ml <br />R <br />