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i <br />0 <br />S �OpQi.JIN LOCAL,-lFp.r TH DI STF2ICT <br />SAMPLING PRO'TOCAL 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 />invert [tank's bottom] at a collection depth not be exceed 2 a 4 feet, If contamination <br />is documentedSduring <br />closure, in 5 an .Onauthornzed <br />Release no <br />must be filled out and <br />itted <br />JLHD <br />WATER NOT PRESENT IN THE TANK PIT <br />TANK SIZE <br />MINIMUM NUMBER OF <br />LOCATION OF SOIL SAMPLES <br />SOIL SAMPLES <br />Less than 1000 gallons <br />ONE per tar` <br />Fill or pump end of tank <br />1.000 - 10,000 gallons <br />TWO per tanx <br />une at each end of tank <br />10,001 gallons and up <br />THREE OR MORE <br />per tank <br />Ends and Middle or <br />enerall spaced along <br />?he len4h of the tank <br />Piping ONE EVERY 20 LINEAL <br />WATER IS PRESENT IN TANK PIT <br />TANK SIZE MINIMUM NO. OF L"TION OF SOIL MINIMUM NUMBER <br />�� SOIL SAMPLES SAMPLES _ OF WATER SAMPLES <br />1.0,000 GALLONS From wall next to <br />OR LESS tank ends at soil/ ONE <br />(Single Tank) TWOgroundwater <br />interface <br />From wall next to ONE <br />101000 G �g tank ends.at soil/ <br />groundwater <br />TANK CLUSTER FOUR interface _ ___ <br />OTHEFR SPECI AY CONDI TI ONS <br />SLAB PRESENT IN TANK PIT <br />Soil samples shall be obtained beneath the slab within native soils. Penetration through <br />the obstruction will be required in order to collect the samples. (Physical removal of the <br />obstruction will then allow sampling according to the above conditio6s.1 <br />TANK SIZE MINISOMEIUML UMBER OF <br />Less than 1000 gallons ITHRjEE per tank <br />1000 - 10,000 gallons <br />10,001 gallons and up <br />REEV <br />RISED41/89/88 <br />FIVE per tank <br />FIVE OR MORE per <br />tank <br />LOCATION OF SOIL SAMPLES <br />Center and ends or sides <br />Center and ends or sides <br />Eads and Middle and <br />enerall spaced'along <br />he length of the tank <br />