Laserfiche WebLink
GeoStrateg(es, Inc. Log of Boring U-2 <br /> a <br /> PROJECT FORMER UNOCAL STATION 00187 LOCATION 437 E Miner Avenue, Stockton, CA <br /> • 1146 (MSLI <br /> GSI PROJECT NO 4827703 CASING ELEVATION <br /> DATE STARTED T/7/94 WL (ft bgs) 51 DATE 7/7/94 TIME 13 57 <br /> WL (ft bgs) 4713 DATE 7/8/94 TIME f422 <br /> DATE FINISHED 7/7/34 <br /> DRILLING METHOD Bin Hollow Stem Auger TOTAL DEPTH 60 Feet <br /> DRILLING COMPANY West Hazmat Drilling GEOLOGIST Steve Carter <br /> * LU WELL DIAGRAM <br /> E � z L a GEOLOGIC DESCRIPTION <br /> CL <br /> w w <br /> = 4 (n a d d J <br /> r_ x <br /> W a V) <br /> o C m cn <br /> CL <br /> zl <br /> t1 28 U2-6 O CLAY (CL) - dark yellowish brown (10YR 4/4), very <br /> stiff.damp to moist, low plasticity, g0-95% clay, - <br /> 5-10% fine sand U - <br /> Q <br /> moist a <br /> 10 3 23 U2-10 5 d v <br /> a e <br /> w w <br /> j U <br /> clay increases to 100% { m - <br /> 15 0 41 1.12-15 5 va c <br /> c <br /> becoming hard, sand increases to 30-35X fine sand 4 - <br /> 20 0 33 1.12-205 in bottom lube ' <br /> 011 <br /> SANDY CLAY (CL) - olive gray (5Y 4/2), stiff, moist, o <br /> 25 3 26 U2-255 medium plasticity, 100% clay 0 V <br /> color change to brown 00YR 5/2). mottled or — <br /> 30 0 47 U2-30 5 streaked with olive gray (5Y 4/2), hard <br /> color change to dark greenish brown (2 5Y 4/2), <br /> 35 5 27 U2-35 5 very stiff, streaked w�ih olive gray (5Y 4/2) — <br /> 7 a <br /> color change to very dark gray (5Y 3/1), low a N <br /> plasticity, 60-65% clay, 35-40% fine sand, faint a — <br /> 40 9 35 U2-405 gp product odor U — v <br /> S <br /> ' SAND (SP)- brown (10YR 5/3). very debse, moist. <br /> 0 51 1.12-44 0 CL g4% fine sand 10X clay, product odor w <br /> 45 0 51 U2-45 5 — ro <br /> CLAY (CL) - black (SY 2 5/1), hard, moist, low — <br /> plasticity, 100X clay, faint product odor _ G <br /> 18 32 U2-485 <br /> 50 6 43 U2-SO 0 very stiff to hard, low to medium plasticity, 5-10% ro <br /> fine sand, product odor, color change to dark e — <br /> greenish brown (2 5Y 4/2), hard low plasticity, 100% N — <br /> clay at 48 7 feet <br /> 556 72 1.12-55 0 color change to dark greenish gray (5GY 4/1) _ <br /> l0 S" <br /> Sc <br /> CLAYEY SAND (SC) - black (2 5Y N2/0), dense, <br /> BO 4 70 U2-60 0 saturated, 80-85% fine to medium sand, 15-20% <br /> clay <br /> (x - converted to equivalent standard penetration <br /> 65 blows/ft) <br /> 70 Page I <br /> JOB NUMBER 4827 703 <br />