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1 <br /> NORTH SHORE <br /> PROJECT STOCKTON HOUSING <br /> AND REDEVELOPMENT DEPARTMENT Log of Boring 16B-9 <br /> Stockton Califomia PAGE 1 OF 1 <br /> Boring location See Site Plan, Figure 2 <br /> Logged by D Widemann <br /> Date started 1114104 Date finished 1114104 Drilled By Precision <br /> Drilling method Direct Push <br /> Hammer weight/drop 250 lbs Hammer type Hydraulic <br /> Sampler Acetate(soil)& Bailers(GW) <br /> x SAMPLES E > <br /> Lu Sample a s o MATERIAL DESCRIPTION <br /> ❑ Number rE m g O J <br /> Surface Conditions <br /> Ise-s Asphalt <br /> 1 <br /> SAND(SW) <br /> 2 brown,loose dry,well graded, no odor <br /> 3 0 SW <br /> 4 <br /> ' 5 50 SILT(ML) <br /> s yellow brown medium stiff dry slightly plastic, no odor <br /> 7 100 <br /> 8 <br /> 9 <br /> 10 100 <br /> 1oa <br /> 11 <br /> 12 ML <br /> 13 becomes moist <br /> 14 20 <br /> 15 <br /> 16 15s JOW <br /> I 17 <br /> 18 180 2202 groundwater has hydrocarbon sheen <br /> 19 moderate odor <br /> 20 SAND(SP) <br /> olive brown moderately dense, saturated,moderately to poorly graded, strong <br /> 21 odor <br /> 22 21 5 <br /> SP <br /> 23 500 <br /> 24 <br /> 245 <br /> 25 <br /> 26 <br /> 27 <br /> 28 <br /> N <br /> 29 <br /> w <br /> 30 <br /> MBonng terminated at 25 feet below ground surface <br /> Boringz <br /> G10roundwater <br /> backfilled owithun cement grout � ��� <br /> o Cyroundwatar encountered at a depth of 1735 feet <br /> during dnllmg <br /> � Protect No Figure <br /> 2597 10 A_5 <br /> j <br />