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MEmER-RYAN INC. <br />S WRCB, January 2002 <br />4. TANK ANNULAR TESTING <br />GR Job # 20-643211 <br />Page 2 of 2 <br />Test Method Developed By: <br />Tank Manufacturer <br />Other (s eci <br />Industry <br />Standard <br />Professional Engineer <br />Test Method Used: <br />Pressure <br />Other (s eci ) <br />Vacuum <br />Hydrostatic <br />Test EquiEment Used: <br />Vacuum Gau <br />Equipment Resolution: .5 in. h <br />. <br />MI Tank # Tank # Tank # <br />Is Tank Exempt Form Testin ? 1 <br />Yes <br />No X <br />Yes <br />No <br />Yes <br />No Yes <br />No <br />Tank Capacity: <br />10,000 <br />Tank Manufacturer: <br />UNK <br />Product Stored: <br />Diesel <br />Wait time between applying <br />Pressure/vacuum/water and <br />starting test: <br />lomin <br />Test Start Time: <br />11:15 <br />Initial Reading (Ri): <br />-7" <br />Test End Time: <br />12:15 <br />Final Reading (Rf) <br />4" <br />Test duration: <br />I hr <br />Chane in Reading (Rf-Ri): <br />0 <br />Pass/Fail Threshold or Criteria: <br />0 <br />Test Results: <br />x Pass <br />Fail <br />Pass <br />Fail <br />Pass <br />Fail Pass <br />Fail <br />Was sensor removed for testing? <br />Yes <br />No NA <br />Yes No <br />NA <br />Yes No <br />NA Yes No <br />NA <br />Was sensor properly replaced and <br />verified functional after testing? <br />Yes <br />No NA'. <br />Yes No <br />NA <br />Yes No <br />NA Yes No <br />NA <br />Comments - (include information on repairs made prior to testing, and recommend fallow -up for failed tests) <br />DEC 26201 <br />ENVIRONMENTAL HEALI t' <br />(I) Secondary containment system where the continuous monitoring automatically monitors both the primary and secondary <br />containment, such as systems that are hydrostatically monitored or under constant vacuum, are exempt from periodic containment <br />testing. {California Code of Regulations, Title 23, Section 2637(a)(6)) <br />