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SAN JOAQUIN LOCAL, I LEAL.TH DI STRI CT' <br /> SAMPLING PROTOCAL FOR ROUTINE TANK REMOVALS <br /> The following represents minimum sampling criterion required for closure compliance. Soil <br /> samples collected shall be representative of native soils beneath the tank's <br /> is documentedsdubottom) <br /> ring closure, anUnauthoriizednRReleasexnoetdificatioo�USt biffionta ination <br /> submitted to SJLND within 5 days. Section 2652, CCR. out and <br /> —_—__ WATER NOT PRESENT IN THE TANK PIT <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 /> 1000 - 10,000 gallons TWO per tank One at each end of tank <br /> 10,001 gallons and up THREE OR MORE Ends and Middle or <br /> per tankgeneral] spaced along <br /> the length of the tank <br /> Piping ONE EVERY 20 LINEAL FEET <br /> WATER IS PRESENT IN TANK PIT <br /> TANK SIZE MINIJFOLR <br /> LOCATION OF SOIL MINIMUM NUMBER <br /> _ SOI _ SAMPLES _ OF WATER SAMPLES <br /> 0100,000 GALLONSFzom wall next to(Single Tank) tank ends at soil/ <br /> groundwater ONE <br /> interface <br /> 1��000G aNSFrom wall next to ONE <br /> OR tank ends at soilTANK ASTERgroundwater <br /> _ interface <br /> OTHER SPECIAL, CONDITIONS --^ — <br /> SLAB PRESENT IN TANK PIT <br /> Soil <br /> shall <br /> InaorderetolCollectithe samples. [Physicalrremoval of the <br /> obstruction will then allow sampling according to the above conditions. ] <br /> TANK SIZE MINIMUM NUMBER OF LOCATION OF SOIL SAMPLES <br /> SOIL SAMPLES <br /> Cess than 1000 gallons TF82FE per tank Center and ends or sides <br /> 1000 - 10,000 gallons FIVE per tank Center and encs or sides <br /> 10,001 gallons and up FIVE OR MORE per Ends and Middle and <br /> tank generally spaced along <br /> the length of the tank <br /> EH 23 047 12/88 --- — _ <br /> REVISED 1/89 <br />