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ECMS Job No. Boring No. Sheet <br /> BORING LOG 60007193/UA/TESA B-12 1 o1 1 <br /> A Client Boring Location DRILLING <br /> �1 Gas Services and Operations Thornton Gas Dehydrator Station <br /> Drilling Contractor Driller <br /> Rig START TIME FINISH TIME <br /> PG&E Gas T&D/TES Klingman ESP Subsoil Probe <br /> Logged By Surface Conditions i Groundwater Depth DATE DATE <br /> D. Klingman Soil, --1 ft below Station Grade Not Encountered 12/4/92 12/4/92 <br /> Type&Diameter of Boring Sampling Method <br /> Soil Core - 1-inch diameter Hand Sampler <br /> SAMPLES m z <br /> m X a � m _ MATERIALS ENCOUNTERED <br /> N = N > a 3 LL m AND DRILLING CONDITIONS <br /> m m m 0 ] L 2 d (n <br /> NOtD 0 (b O0 c Q d C7 C7 <br /> 0 <br /> ML SANDY SILT medium brown, moist, medium stiff, sand is <br /> fine to medium-grained, minor gravels, no hydrocarbon odor. <br /> 1 <br /> -- ------------------- --- <br /> ------ <br /> 6.8 <br /> 36 33 SM SILTY SAND - medium brown, moist, medium dense, <br /> 2 sand is fine-grained, no hydrocarbon odor. <br /> 3 <br /> 4 <br /> 8.9 <br /> 36 34 <br /> 5 CL SILTY CLAY - medium brown, moist, medium stiff, low to <br /> moderate plasticity, no hydrocarbon odor. <br /> 6 <br /> 11.8 7 <br /> Becomes medium gray, no hydrocarbon odor. <br /> 36 30 /1 <br /> 8 <br /> (Lost lower 6 in. of core upon retrieval) <br /> 9 <br /> BOH at 9 ft. <br /> 10 <br /> 11 <br /> 12 <br /> 60007 1 93/UA/TI-136 A-12 <br />