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.A}s BORING NO. GW-9 <br /> Li m Coordinates and <br /> elevations to be provided <br /> PROJECT: Corral Hollow Sanitary Landfill PROJECT NUMBER:149266 FIELD GEOLOGIST:GanickAnderson in Survey Sept 2013 <br /> LOCATION: San Joaquin County,CA DRILLING METHOD:Hollow Stem Auger CHECKED BY:GAA/JC Isham <br /> DRILL CO.: Gregg Drilling SAMPLING METHOD:Split Spoon APPROVED BY:GAA/JC(sham DATE BEGAN:8/19/13 <br /> DRILLER: Jason Neff BORING:8" TOTAL DEPTH:50.5' DATE FINISHED:8/19/13 <br /> SCREENS: Diams:0.75":Lengths:4',21.5',6.5'TYPESIZE:0.020 Slot/PVC <br /> CASINGS: Us-0.75;Lengths:5.5,15.5,43'TYPE:PVC TRANSITION SAND:None <br /> Elevation Depth Grab USCS <br /> (ft ams]) (feel) Well Com letion Sample S bol Profile Description Comments <br /> -31.00 31.0 ML Same as above. <br /> -32.00 32.0 <br /> -33.00 33.0 <br /> -34.00 34.0 x SW Well graded sand,yellowish brown(10YR5/4),loose,trace to 10% <br /> x silt,65-70%fine to medium sand,20%coarse to very coarse sand, <br /> -35.00 35.0 x 5%pea gravel,damp to slightly damp. <br /> -36.00 36.0 <br /> '. -37.00 37.0 <br /> -38.00 38.0 <br /> -39.00 39.0 x ML slightly damp <br /> x <br /> 40,00 40.0 x ML Sift,slightly damp. <br /> -41.00 41.0 <br /> -42.00 42.0 <br /> -43.00 43.0 <br /> ' -44.00 44.0 x CLSilty clay,light yellowish brown(2.5Y6/3),firm,5%spotty to <br /> x CL144.51: <br /> streaky iron azide stains(10YR5/6),slightly moist,stiff,30-40%silt. <br /> -45.00 45.0 x ML Silt,locally clayey sift,trace black to dark brown iron oxide <br /> modules,10-15%clay,iron oxide stains as above. <br /> 46.00 46.0 <br /> -47.00 47.0 <br /> ML <br /> -48.00 48.0 <br /> -49.00 49.0 x MUCLClayey silt,light yellowish brown(2.5Y6/3),stiff,damp to slightly <br /> x moist,30-35%clay,65-70%silt, <br /> -50.00 50.0 x MUCL 50%clay,50%silt,iron oxide stains,slightly moist. <br /> -51.00 51.0 <br /> TD=50.5' <br /> -52.00 52.0 Upper Bentonite Seal-0 to 5 feet <br /> Upper Screen-5.5 to 9.5 feet(4 feet total length) <br /> -53.00 53.0 Upper Gravel Pack-5.0 feel(5.0'to 10.0) <br /> -54.00 54.0 Middle Bentonite Seal-10 to 15 feet <br /> Middle Screen-15.5 to 37 feet(21.5 feet total length) <br /> -55.00 55.0 Middle Gravel Pack-15 to 37.5 feel <br /> -56.00 56.0 Lower Bentonite Seal-37.5 to 42.5 feet <br /> Lower Screen-43 10 49.5 feet(6.5 feet total length) <br /> -57.00 57,0 Lower Gravel Pack-42.5 to 50.5 feet <br /> -58.00 58.0 <br /> -59.00 59.0 <br /> -60.00 60.0 <br /> ' Page 2 of 2 <br />