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ot,�..s� .�.;.+iG��:�r- � x•� w�� w.+n.Yrr..:•rte-r `.:e-+. •1,:-•..:�.�ti..�r, .-.,—�.z�.i.;^�- r•: J:.:� •-.r.Y�� a.ve.ya.+e.s.,�.7,..r... <br /> o -: _ 4 vY•v, �'z -�, .,.. <br /> SAN ?OAQVIN LOCAI. HEALTH DISTF2I�.0 <br /> SAMPLING PROTOCAL FOR ROUTINE TANK REMOVAIS <br /> The following represents minimum sampling criterion required for closure compliance. Sail <br /> lected shall-be representative of native soils beneath the tank s <br /> Jon <br /> inverts[tank's bottom) 'at a collection depth not be .exceed 2 -- 4 feet: If roled ut and <br /> is documented during closure an !Unauthorized Release notification must be filled out and <br /> submitted to SJLHD within 5 bays. Section 2652, CCR. <br /> WATER NOT PRESENT IN THE TANK PIT <br /> TANK SIZE MINIMUM NtXP. 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 ng <br /> per tank ?heelenq�hsofctthealtank <br /> Piping ONE EVERY 20 LINEAL FEET <br /> WATER IS PRESENT IN SANK PIT <br /> tTAMC SIZE NSOIL SAMPLESF ASAMPOF LES SOIL• OFINIKJM WATER SAMPLES <br /> 10,000 GALLONS From wall next to <br /> OR LESS tank ends at soil/ <br /> (Single Tank) TWO groundwater ONE <br /> interface <br /> GREATER THAN From wall next to ONE <br /> 10,000 GALLONS tank ends.at soil/ <br /> OR groundwater <br /> TANK CLUSTER I FOUR interface: ' <br /> I <br /> ' OTI-�E2 SPECIAL CONDITIONS ' <br /> SLAB PRESENT IN TAMC PIT <br /> Soil samples shall be obtained beneath the slab within native soils. Penetration throueh <br /> the obstruction will be required in order to collect the samples. [Physical removal of fhe <br /> obstruction will then allow sampling according to the above conditions. ) <br /> ' TANK SIZE — MINIMUM NUMBS OF LOCATION OF SOIL SAMPLES <br /> SOIL SAMPLES <br /> Less than 1000 gallons 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 /> tank enerallspaced along <br /> ?he leng�h of the tank <br /> EH 23 047 12/88 <br /> REVISED 1/89 <br /> I <br /> ' 249 <br />