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I �.:1) <br />PROJECT <br />1992 NI <br />FEATURE <br />Staten <br />LOCATION <br />Levee t <br />CONTR. <br />25.0 FEET <br />AD= Hole drilled with 8" <br />auger . <br />State of California . <br />The Resources Agency <br />DEPARTMENT OF WATER RESOURCES <br />. DRILL HOLE LOG <br />I <br />DRILL RIG CME All Terrain <br />SHEET <br />1 of 1 <br />HOLE NO. <br />ND -45 <br />ELEV. <br />FEET <br />DEPTH <br />25.0 FEET <br />DATE DRILLED <br />10/22/92-10/22/92 <br />ATTITUDE <br />Vertical <br />LOGGED BY <br />G. Newmarch <br />DEPTH TO WATER <br />Not Determined <br />ELEV <br />DEPTH <br />LOG <br />WELL <br />CONS <br />FIELD CLASSIFICATION AND DESCRIPTION <br />MODE <br />REMARKS <br />ML <br />- - 0.0 - 3.0' SILT: Dark yellowish brown (10YR 4/2). <br />AD <br />Slightly moist. <br />Soft materials, rapid drilling rate 0 <br />_ = <br />to 3 feet. <br />CL <br />_ - 3.0 - 5.0' CLAY: Dark yellowish brown (10YR 6/2). <br />Firmer materials, slower drilling <br />_= Low to medium plasticity. Mojst. <br />rate 3 to 11 feet <br />5 --OL <br />_ = 5.0 -11.0' ORGANIC CLAY: Dark gray (N 3). Silty. <br />_ = Low to medium plasticity. Saturated. <br />10 <br />PT <br />= = 11.0 -15.0' PEAT: Grayish black (N 2). Short, <br />Soft materials, rapid drilling rate <br />moderately decayed fibers. Silty (5 -10%). No <br />11 to 22 feet. <br />plasticity. Saturated. <br />15.- <br />OL <br />15.0 - 22.0' ORGANIC SILT: Dark greenish gray <br />(5G 4/1). Sandy (Fine-grained). No plasticity. <br />i::. Soft. Saturated. <br />20 <br />i.. <br />CL <br />i.' 22.0 - 25.0' CLAY: Greenish gray (5G 6/1). Silty. <br />Very firm materials, slow drilling <br />Low to medium plasticity. Verystiff. Saturated. <br />rate 22 - 25 feet. <br />25 <br />Total Depth = 25 feet <br />