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re �v ex <br /> 4 <br /> EVALUATION <br /> The Leaking Underground Fuel Tank (LUFT) Field Manual sets <br /> su nested guidelines as to clean-up levels. Using `Fable 2-1 of <br /> g <br /> ttie LUFT Field Manual, the site is rated as follows: <br /> Leach Potential Analysis for Gasoline <br /> Using TPH__ BTX&E <br /> Ref! T,UFT field 11anual. Pa a 26, 2-1 <br /> Condition Score <br /> Site Feature <br /> -----� <br /> �— <br /> ginimum depth to ground- <br /> water from soil sample in a3 '-38' - 45 5 points <br /> feet <br /> uYssurfar_e <br /> None 10 Points <br /> Fracture in s <br /> Average Annual 10" to 25" 9 Points <br /> Rainfall, inches <br /> None 10 points <br /> Manmade Conduits , <br /> Unique site features <br /> recharge, coarse soil 9 Points <br /> nearby wells At least one <br /> TOTAL POINTS 43 <br /> 0.3/0.3/1.0%1.0 <br /> 1•laximum allowable BTY. & F (PPPS) 1000 <br /> Maximum allowable TPH (PPii) <br /> Table 1 below shows the levels of soil contamination after <br /> the tank hole was excavated. The <br /> Cumulative Contamination Levels <br /> (C.C.L. ) in BH--1 and the tank hole are: <br /> Table 1 <br /> Soil Analysis for TPH & BTX & EB <br /> Ali Results are in PPh1 <br /> T X EB <br /> TPHB .117 .012 <br /> .025 .060 N.D. <br /> BH•-1 @ 20 <10 :1.D. III N.D. <br /> BH-1 @ 25 •N.30 D. N.D. N.D. <br /> BH-1 @ 30 <10 N.D. 3 440 .089 <br /> <10 •03`1 N.D. <br /> BR-1 @ 35 N. N.D. _ _ <br /> BH-1 @ 40 <14 N.D. .557 <br /> Total C.C.L. .101 <br /> • l0 .059 .390 <br />