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PROJECT 541 WEST GRANT LINE ROAD g g Lo of Boring TR-19 <br /> Tracy, California <br /> ' PAGE 1 OF 1 <br /> Boring location See Site Plan, Figure 3 Logged by D Himes <br /> Date started 9124103 1 Date finished 9124103 <br /> Drilling method Direct push,geoprobe model 5400 mounted on Bobcat <br /> Hammer weight/drop -- I Hammer type --- <br /> Sampler 2-inch-diameter split barrel continuous core <br /> _ .r SAMPLES <br /> a a) m z a o MATERIAL DESCRIPTION <br /> UJ w sample n i o <br /> L] Number M m 0' 0 J Surface Conditions Concrete sidewalk <br /> 5 inches of concrete <br /> 1 314-inch-diameter gravel base rock, FILL <br /> GW <br /> 2- <br /> 3— 721 0 SANDY CLAY(CL) <br /> 72 CL dark brown,stiff, moist, moderately plastic, calcium carbonate stringers,firm, 15 <br /> 4 to 35 percent fine sand,<10 percent gravel, some sandy seams(with gradational <br /> ' <br /> contacts),no odor <br /> 5 SILTY CLAYEY SAND (SC-SM) <br /> brown, loose,wet below 5 feet, <10 percent sub-rounded gravels,20 to 40 <br /> 6 SM percent fines,few tan clay clods between 4 to 7 feet, some sandier layers,no odor <br /> ' 7 201 0 <br /> 8 24 <br /> CLAY(CL) <br /> g brown,stiff, moist, moderately plastic, 10 to 20 percent fine sand,slight <br /> hydrocarbon odor <br /> 10 421 CL <br /> 11 48 <br /> 12- <br /> 13- <br /> 14- <br /> 16- <br /> 16- <br /> 17- <br /> 18- <br /> 19- <br /> 20- <br /> 21- <br /> 22- <br /> 23— <br /> co <br /> 21314151617181920212223 <br /> 24- <br /> 26- <br /> 2 <br /> 4262 27- <br /> 28- <br /> 29— <br /> z <br /> 72829Z <br /> � 30 <br /> ' o Hand augered to 6 feet <br /> Boring terminated at 12 0 feet Trwd"Eflollo <br /> Boring backrilled with cement grout <br /> Temporary 1 inch PVc screen from 7 to 12 feet <br /> Project Na Figure <br /> ' 357701 A-19 <br />