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��. rRtrI0001. FOR ROUTINE TANK REMOVAI S <br /> Thr following represents mini <br /> mum criterion required for closure compliance. Soil samples collected shall be <br /> representative Of native soils beneath the tank's invert (tank's bottom) at a collection depth not to exceed 2 - 4 feet. 11' <br /> contamination is documented during closure, an Unauthorized Release Notification must be completed and submitted within <br /> 5 working days. California Health & Safety Code, Section 25295. <br /> WATISII NOT PRESENT IN THE TANK PIT <br /> TANK TANK SIZE MINIMUM NUMBER <br /> # (Gallons) of SOIL SAMPLES LOCATION OF SOIL SAMPLES <br /> I,(XX) I per Tank <br /> Fill OR Pump End of Tank <br /> 1'W) - 10.000 2 per Tank <br /> I at each End of Tank <br /> > 10,11(10 3 or More <br /> Ends and Middle OR generally <br /> per Tank spaced along the length of the Tank <br /> PIPING SOIL SAMPLES <br /> 1 Sample every 20 lineal Feet <br /> TANK & PIPING STOCKPILE SAMPLES 2 Samples every 50 cubic yards 1, <br /> WATER iS PRESENT IN '1'ANK PIT <br /> TANK TANK SIZE MINIMUM NUMBER LOCATION of SOIL <br /> # (Gallons) of SOIL SAMPLES MINIMUM NUMBER of <br /> SAMPLES WATER SAMPLES <br /> < III,(MN) <br /> Single Tank From wall next to tank <br /> 2 ends at soil/groundwater <br /> interface 1 <br /> > 10.000 OR <br /> Tank Cluster From wall next to tank <br /> 4 ends at soil/ <br /> groundwater interlace I <br /> TANK PIPING STOCKPILE SAMPLES <br /> 2 Samples every 50 cubic yards <br /> toil samples shall be obtained beneath the slab wt <br /> i within native soils etrPenetration through the obstruction will be required in order <br /> 0 C011cct he samples. (Physical removal Of the obstruction will allow sampling according to the above conditions.) <br /> TANK TANK SIZE MINIMUM NUMBER <br /> # (Gallons) of SOIL SAMPLES LOCATION of SOIL SAMPLES <br /> � <br /> 10)(1 3 per Tank <br /> Center and Ends OR Sides of Tank <br /> I,(MMI - 10,(AN) 5 per Tank <br /> Caner and Ends OR Sides of Tank <br /> > 10,0(X) 5 OR Moreer Tank <br /> P Ends and Middle and generally spaced along <br /> he length of the Tank <br /> 12s 0117 (REV 4/8/91) Page 7 - <br />