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ALTON GEOSCIENCE PROJECT NO. 42-0012 DATE DRILLED 3-24-92 <br /> LOG OF EXPLORATORY f7m CLIENT Caltrans WELL NO. <br /> )ORING L LOCATION 1604 South B Street. Stockton, California MW-3 <br /> LOGGED BY M. Taylor APPROVED BY <br /> Page 2 of 3 <br /> FIELD SKETCH OF BORING LOCATION <br /> DRILLING METHOD Hollow Stem Auger HOLE DIAM. 10" <br /> SEE FIGURE 2 SAMPLER TYPE Split spoon <br /> CASING DATA 4"Sch. 40 PVC <br /> TOP OF CASING ELEVATION 21.10, DRILLER Westex <br /> o DEPTH TO WATER -66' 65.98' <br /> aa- pr E w = " w DATE 3/25/92 4!6192 <br /> O O Q n~. — o TIME 11:30 AM 12:05 PM <br /> a� <br /> CL (n o v n- DESCRIPTION <br /> 38 <br /> 10,19,34 0 40 <br /> 42 CL SANDY CLAY: brown, moist, hard. <br /> 44 <br /> (10,24,36 >500 — ----------------------- --.-- <br /> 46 <br /> CLAYEY SAND: greenish brown, moist, very dense. <br /> SC <br /> 48 <br /> 20,50_ 125 50 -----.—.-----._.-----_...—_.._.�._ --_..— <br /> for 5" SILTY SAND:greenish brown, moist, very dense. <br /> I 52 `" <br /> TT <br /> 54 <br /> TT <br /> 114,27,50 50 56 <br /> for 4" <br /> - 58 <br /> SM <br /> 7,16,23 25 60 <br /> •1 <br /> 62 SILTY SAND: brown, moist, dense. <br /> - 64 TT <br /> 4"diam <br /> 17,15,21 125 Sch. 40 SILTY SAND: brown, wet, dense. <br /> 66 PVCTT <br /> 0.020" <br /> 68 slotting <br /> -- _.---._—.__ ———————————————— <br /> 3,6,25 0 70 : SP >; --SAND brown, wet, very densL. q o��c raded fine-drained sand. <br /> I <br />