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AMERICAN ENN"RONMENTAL MANAGEMENT CORPORATION <br /> Project Newark Sierra -Job No. 81051 BC-'Ing MW-4 Sheet 3 of 3 <br /> Date Started 3/27/90 at 0920 Completed 3/27/90 at 1110 Surface Elevation Annrmeimately R'above MSL <br /> Total Depth 25 feet Location Vicinity of 5,500-gallon barrel #6 fuel tank between MW-1 & MW-3 <br /> Logged by Michael Stephens Drilled By B &F Drilling <br /> Remarks MSL = Mean Sea Level <br /> E F D F MEV <br /> G L <br /> L E E E T R R O <br /> E E P E Y E A G SAMPLE DESCRIPTION <br /> V T T T P C P <br /> A H EO H <br /> T V II E C <br /> 0 N (ft) R <br /> N Y <br /> 20 C <br /> O <br /> N <br /> T <br /> 21 1 100% <br /> N <br /> U MWS 21.5 Increase in moisture content. <br /> 0 EI <br /> 22 u 22.0 <br /> S 227-22'5' Coarse sand. Saturated. (SP) <br /> 22.6'-23'5 Sandy,very silty clay. Moist.Greenish brown (1 OYRS/4).Black mottling <br /> 23 M 100% throughout.Some white caliche mottling. (CL/ML). <br /> 0 <br /> S 23'6'-24'6' Fine-medium sandy,clayey silt.Soft.Very moist.Brown. (ML). <br /> S <br /> 24 MW-4- 24.0 <br /> Fl <br /> S 24.5 60% 24'6"-? Silty,fine-medium sand.Loose. Saturated.Grayish tan (10YR5/3) (SM). <br /> A <br /> 25 M <br /> P End of boring. <br /> L <br /> E <br /> R <br /> b ncs-0+(.2]) <br />