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• ! <br /> SAN JOAQUI N LOCAL HEALTH DISTRICT <br /> SAMPLING PROTOCAL FOR ROUTINE TANK REMOVALS <br /> The following represents minimum sampling criterion re [red for closure compliance. Soil <br /> samples collected shall be representative of native soils beneath the tank's <br /> invert [tank 's bottom] at a collection depth not be exceed 2 - 9 feet. If contamination <br /> is <br /> sdocumente SdurinJLHD vithinurer�aan.Unauthorized Release notification must be filled out and <br /> subm <br /> ted <br /> CCR- <br /> WATER NOT PRESENT IN THE TANK PIT`_u <br /> TANK SIZE MINIMUM NUMBER OF LOCATION OF SOIL SAMPLES <br /> SOIL SAMPLES <br /> Less than 1000 gallons ONE per tank Fill or pump end of tank <br /> 3 00 - 10,000 gallons TWO per tank One at each end of tank <br /> 02 ,001 gallons and u TEfl2E �B 1148.. Ends and Middle ou r,- <br /> perr nk he leng h of the to <br /> Piping ONE EVERY 20 LINEAL <br /> WATER IS PRESENT IN TANK PIT <br /> TANK SIZE MINIMUM NO. OF LOCATION OF SOIL MINIMUM NUMBER <br /> SOIL SAMPLES SAMPLES OF WATER SAMPLES <br /> 10,000 GALLONS ^ From wall next to <br /> OR LESS tank ends at soil/ <br /> (Single Tank) TWOgroundwater ONE <br /> interface <br /> GREATER THAN From wall next to ONE <br /> 10,000 GALLONS tank ends.at soil/ <br /> ORgroundwater <br /> TANK CLUSTER FOUR interface <br /> OTHER SPECIAL CONDITIONS <br /> SLAB PRESENT IN TANK PIT <br /> Soil samples shall be obtained beneath the slab within native soils. Penetration through <br /> obbstruucction willwthenballowusampling acccording collect <br /> etabovemconditionssjcal removal of the <br /> TANK SIZE - _ MINIMUMNUMBER OF LOCATION OF SOIL SAMPLES <br /> ES <br /> Less than1000gallons THREE per tank _Center and ends or sides <br /> 1000 - 10,000 gallons FIVE per tank Center and ends or sides <br /> 10,001 gallons and up FIVE OR MORE per Ends and Middle and <br /> tankgenerally spaced along <br /> Ne length of the tank <br /> EH 23 097 12/88 <br /> REVISED 1/89 <br />