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MAY -19-2004 09:02 AM CDMS0 562 9880848 <br />Chemical Data Management Systems <br />Tank Certification - Subject to 66265.191-192 <br />RCRA Tanks Installed after January 12, 1988, Non RCRA July 1, 1992 <br />Delta Plating, Inc. <br />COMMY Nome <br />01 IMetal Treatment Tank <br />Tank Now <br />Age of tank Installed in 1984. <br />Description and evaluation of leak detection <br />Visual detection only. Tank is a rubber lining inside a vault. <br />Description and evaluation of corrosion protection <br />Construction material is corrosion resistant and no corrosion was observed. <br />Description and evaluation of spill prevention <br />None. <br />Description and evaluation of secondary containment <br />Contained in waste water treatment containment area which is adequate in capacity. <br />Describe any weld cracks or breaks <br />Mane observed. <br />Describe any scrapes of protective coating <br />None observed. <br />Describe any corrosion <br />Nonc observed <br />Describe any structural damage or inadequate construction or installation <br />such as cracks, punctures, or damaged fittings <br />None observed. <br />Describe method and result of leak test <br />None performed. <br />Estimated remaining service life of the tank system (15 years for polymer tanks) <br />Liner is a consumable material that needs to be replaced periodically. <br />Is foundation showing cracks or structural instability. Does foundation appear <br />adequate to support tank? <br />Not able to see foundation. <br />#I IMeta1 Treatment Tank / Sump Containment Area <br />P.20 <br />Page 26 <br />