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Settler—Ryan, Inc. Log of Boring SP--5A <br /> PROJECT Former Unocal Service Station No 0187 LOCATION 437 East Miner Avenue, Stockton, CA <br /> GR PROJECT NO 24004211 CASING ELEVATION <br /> DATE STARTED 02/12/02 WL (ft bgs) DATE TIME <br /> DATE FINISHED 02/12/02 WL (ft bgs) DATE TIME <br /> DRILLING METHOD Bin Hollow Stem Auger TOTAL DEPTH 1115 feet <br /> DRILLING COMPANY Woodward Drilling GEOLOGIST Lee Ignatowicz <br /> U-1 <br /> * M co <br /> o <br /> in <br /> z WELL DIAGRAM <br /> E <br /> CL z '" v GEOLOGIC DESCRIPTION <br /> -� to � _ <br /> d <br /> CL_ a <br /> _j <br /> O V EL m En U) (D N <br /> CL Concrete over base rock - 8 inches thick <br /> SANDY CLAY (CL)- olive brown (2 5Y 4/4), damp, <br /> stiff, low plasticity, 70% clay, 30% fine sand <br /> 10 80 11 <br /> CLAY (CL) - light olive brown (2 5Y 5/4), damp, hard, <br /> medium plasticity, 90% clay, 10% fine sand <br /> . 20 140 27 Becomes very stiff <br /> a <br /> 30 180 24 Color changes to dark yellowish brown (tOYR 4/4), <br /> becomes moist w <br /> � m <br /> SC CLAYEY SAND (SC) - yellowish brown (IOYR 4/6), v <br /> moist, dense, 60% sand, 40% clay x <br /> i c c <br /> o <br /> A <br /> 40 128 44 m <br /> CL SANDY CLAY (CL)- dark olive brown (5Y 3/2), moist, <br /> hard,low plasticity, 60% clay,40% fine sand <br /> 50 157 48 <br /> SC POORLY GRADED CLAYEY 5AN0 (SC) - dark greenish <br /> gray (5BG 4/1), very moist, dense, 80% fine sand, 20% <br /> clay <br /> 60 1078 70 <br /> . r SP POORLY GRADED SAND (SP) - dark greenish gray (56 <br /> 4/1), very most, medium dense, 100% fine sand <br /> Y <br /> 70 <br /> JOB NUMBER 240042 It Page 1 of 2 <br />