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TABLE # 1 <br /> SAMPLING FOR ROUTINE TANK REMOVALS <br /> 2 JUNE 1988 <br /> CASE A: WATER NOT PRESENT IN TANK PIT <br /> 1. REMOVE A MAXIMUM OF 2 FEET OF NATIVE SOIL BEFORE SAMPLING. <br /> 2 . IF ANY AREAS OF OBVIOUS CONTAMINATION ARE OBSERVED, THEY ARE <br /> TO BE SAMPLED. <br /> MINIMUM NUMBER LOCATION <br /> OF OF <br /> TANK SIZE SOIL SAMPLES SOIL SAMPLES <br /> Less than 1000 gal . ONE per tank Fill or pump end of <br /> tank <br /> 1000 to 10, 000 gal . TWO per tank One at each end of tank <br /> Greater than THREE or more Ends & middle or evenly <br /> 10, 000 gal . per tank spaced along length of <br /> tank. <br /> Piping ONE Every 20 lineal feet <br /> CASE S: WATER PRESENT IN TANK PIT <br /> 1 . THE TANK PIT' MAY BE PURGED AND ALLOWED TO REFILL BEFORE <br /> SAMPLING. THE PURGED WATER IS TO BE HANDLED CORRECTLY. <br /> 2 . THE WATER SAMPLE IS TO BE REPRESENTATIVE OF WATER IN THE <br /> TANK PIT. <br /> MINIMUM NUMBER LOCATION MINIMUM NUMBER <br /> OF OF OF <br /> TANK SIZE SOIL SAMPLES SOIL SAMPLES WATER SAMPLES <br /> 10, 000 Gal . From wall next <br /> or less TWO to tank ends at ONE <br /> (single tank) soil/ground <br /> water interface <br /> Greater than From wall next <br /> 10, 000 gal . FOUR to tank ends ONE <br /> or at soil/ground <br /> tank cluster water interface <br /> 4 <br />