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PROJECT 541 WEST GRANT LINE ROAD L� of Boring TR-7 <br /> Tracy, California g g <br /> ' PAGE 1 OF 1 <br /> Boring location See Site Plan, Figure 3 Logged by R Richards <br /> Date started 9122103 Date finished 9122103 <br /> Drilling method Geoprobe Model 5400 Mounted on Bobcat <br /> Hammer weight/drop --- I Hammer type --- <br /> Sampler 2-inch-diameter split barrel continuous core <br /> SAMPLES > <br /> _ ^ _ a o MATERIAL DESCRIPTION <br /> L � m Ww a <br /> LLI Sample E o 8 g = <br /> O `! Number M m�j m 5 O J <br /> ' Surface Conditions Gravel <br /> TR 10-So- CLAYEY GRAVEL with SAND(GC) <br /> 1 brown,dry,sub-angular gravel(up to 114-inch-diameter), no odor, FILL <br /> t 2 481 GC <br /> 4$ <br /> 3 <br /> I <br /> 4 CLAY with SAND(CL) <br /> ' S 45 dark gray-brown, medium stiff,dry to moist, slightly plastic, X20 percent <br /> 6 481 CL fine-grained sand,trace gravel, no odor <br /> 48 <br /> 7 102 <br /> 8 CL SILTY CLAY with SAND(CL) <br /> gray, soft wet slightly lastic 30-35 percent sand moderate hydrocarbon odor. <br /> g CLAY(CL) <br /> ' brown,stiff,wet,slightly plastic, X15 percent fine-grained sand,weak hydrocarbon <br /> 10 48 odor <br /> 11 CL <br /> ' 12 <br /> 13 241 <br /> 24 CL SILTY CLAY with SAND(CL) <br /> ' 14 ra soft wet X10 ercent fine- rained sand moderafe odor <br /> 15- <br /> 16- <br /> 17- <br /> 18- <br /> 5161718 <br /> ' 19 <br /> 20 <br /> 21 <br /> 22 <br /> 23 <br /> ' 24 <br /> � 25 <br /> c� <br /> n 26- <br /> 27- <br /> 28- <br /> 29 <br /> 6272829 <br /> • <br /> t f 30 <br /> s sn <br /> Boring lermated at 14 0 feet TreKWMEAollo <br /> Boring backfilled with cement grout <br /> Temporary 1 inch PVC screen from 8 13 feet <br /> Protect No Figure <br /> co 3577 01 A-10 <br />