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rxa <br /> LOG OF SOIL BORING <br />�w lABORATORI_ES, 114C BQR,111 C MW—IRB <br /> Project: Frontier Transportation Protect Number: B23502.01 <br />' Location- 425 Larch Road, Tracy, CA Date Started- August 15, 1996 <br /> Logged By: Patricia Jones Date Completed: August 15, 1996 <br /> DrUled By Leo Praet Drill Type: CME-75 <br /> Auger Type. HSA <br /> Depth to Groundwater: 10.5 feet Elevation: <br /> SOIL SYMBOLS Blows per <br /> �� SAMPLER SYMBOLS USCS A <br /> (fast) ANO rlELD TEST DATA Soil Description foot Remcrk2 <br /> 0 <br /> Asphaltic—concrete Pavement <br /> CL CLAY, sand ; very dark gray <br /> ( L. 3/1�, s[igF�t[y plastic <br /> to plastic. 257a very fine to <br /> fine sand, slightly moist, no <br /> odor <br /> 5 Same, dark gray brown (2-5Y, <br /> 4/2). slightly plastic, 35% <br /> very fine to fine sand, moist <br /> Some, light brown gray 2.5Y, <br /> 6/2), plastic, 30% very fine <br /> sand, moist to very moist <br /> _ 10 2/G Same, gray (2-SY, 5/1), wet PID: ?S2 ppm <br /> 1/6 3 <br /> 2/b <br /> Bottom of Boring <br /> 15 <br />' 20 <br /> -25 <br /> 30 <br /> Notes: S%nce hydrocarbon vapors were detected to the sail sample from. 10 <br /> feet below grade, the boring was abandoned. The bort g was <br /> backfilled with. Portland cement concrete <br />