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SAMPLING PROTOCOL FOR ROUTINE TANK REMOVALS <br /> hall be <br /> The following represents minimum sampling criterion required for closure compliance. Soil samples collected sinvert(tank,s bottom) eet. If <br /> a collection <br /> representative of native soils beneath <br /> t�an Unauthorized Release Notification muse bth e compl ted and subfmitted within five(5) <br /> contamination is documented during clos <br /> working days pursuant to California Health&Safety Code, Section 25295. <br /> WATER NOT PRESENT IN THE TANK PIT <br /> MINIMUM NUMBER LOCATION OF SOIL SAMPLES <br /> TANK TANK SIZE of SOIL SAMPLES <br /> p (Gallons) <br /> < 1,000 <br /> 1 er Tank Fill OR Pum End of Tank <br /> �.- 1,000 - 10,000 <br /> 2 r Tank 1 at each End of Tank <br /> 3 or More Ends and Middle OR generally <br /> > 10,000 spaced along the length of the Tank <br /> per Tank <br /> PIPING AND STOCKPILE <br /> EE11PIPING SOIL SAMPLES 1 Sam le eve 20 lineal fee[ <br /> TANK&PIPING STOCKPILE SAMPLES 2 Samples every 50 cubic yazds <br /> WATER IS PRESENT IN TANK PIT <br /> TANK TANK SIZE MINIMUM NUMBER LOCATION of SOIL aflW ER SAMPBLES <br /> y (Gallons) ' <br /> of SOIL SAMPLES SAMPLES <br /> < 10,000 2 from wall next to tank I <br /> 3 ends at soil/groundwater <br /> Single Tank interface& 1 below tank <br /> 4 from wall next to tank <br /> > 10,000 OR ends at soil/groundwater I <br /> Tank Cluster 5 or more interface & 1 below each <br /> tank <br /> SLAB PRESENT IN THE TANK PIT <br /> Soil samples shall be obtained beneath the slab within native soils. Penetration through the obstruction will be required in order to <br /> conditions.) <br /> collect the samples. (Physical removal of the obstruction will allow sampling according to the above <br /> TANK TANK SIZE MINIMUM NUMBER LOCATION of SOIL SAMPLES <br /> y (Gallons) of SOIL SAMPLES <br /> < 1,000 3 er Tank Center and Ends OR Sides of Tank <br /> 1,000 - 10,000 5 er Tank Center and Ends OR Sides of Tank <br /> 5 OR More per Tank Ends and Middle and generally spaced <br /> > 10,000 along the length of the Tank <br /> EH 23 046 (Revised 08/13/99) Page 7 <br />