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ALTON GEOSCIENCE PROJECT NO a2-0012DATE DRILLED 3-25-92 <br /> W <br /> LOG OF EXPLORATORY CLIENT Caltrans WELL <br /> 2 <br /> BORING ■�N LOCATION 1604 South B Street Stockton, Cahlomla <br /> h LOGGED BY M TaYlor APPROVED BY <br /> Page i of 3 <br /> FIELD SKETCH OF BORING LOCATION <br /> DRILLING METHOD Hollow Stern Auger HOLE DIAM 10' <br /> SEE FIGURE 2 SAMPLER TYPE Split soon <br /> CASING DATA 4"Sch 40 PVC <br /> TOP OF CASING ELEVATION 21.45' DRILLER Westex <br /> c o DEPTH TO WATER -68' 66 1T <br /> LU w GATE 3126192 4!6/92 <br /> O a �.1 2 `� 9 30 AM 11 45 AM <br /> U_ CL M — c v O TIME <br /> m r a 0 0 3 v = � DESCRIPTION <br /> tiJ M <br /> t` <br /> 2 <br /> 4"dram SILTY SAND brown, dry, very dense <br /> 4 Sch 40 ; <br /> 13,24,38 0 PVC <br /> $ x <br /> Casing '< <br /> a <br /> 8 <br /> J <br /> 16,35,50 0 10 <br /> or 5" v A^ <br /> W 12 ;v SM <br /> 14 <br /> SILTY SAND reddish brown, moist, medium dense <br /> 9,13,14 0 16 <br /> fi <br /> is <br /> vi \� <br /> 18 °\ <br /> 20 v <br /> 11,12,13 0 � <br /> t SILTY SAND brown, most, medium dense <br /> 22 " <br /> i <br /> 24 <br /> Y A -- ------------------------- <br /> 7,13,14 .,._...... <br /> 0 --�-26 <br /> SAND brown, moist, medium dense, poorly-graded fine-grained <br /> f 1J7 <br /> 28 V, <br /> SP sand <br /> 4 �o> <br /> sw rye) <br /> 30 . . --------....-------.....---------- <br /> 10,28,38 0 " <br /> a SILTY SAND grown, moist, very dense <br /> 32 k <br /> 34 n % SM <br /> u <br /> 9,10,13 0 36 SILTY SAND brown, moist, medium dense <br /> ~i <br />