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r � W <br /> BORING NO SB- 1 <br /> W � <br /> Ui <br /> ciz <br /> ID <br /> _ JDRILLING REMARKS U U- FIELD GEOLOGIST D. Korfas DATE BEGAN <br /> Z a m O oLn <br /> > a CHECKED BY JL.-y+ DATE FINISHED 8/21/9�— <br /> a"LA <br /> m 0 APPROVED BYW LL <br /> N— <br /> p r TOTAL DEPTH 45 ft <br /> 0 <br /> SILTY CLAY grayish black, moist. stiff, high plasticity <br /> 32/60 d <br /> 34 <br /> SANDY SILT pale yellowish brown slightly moist, moderately stiff <br /> nonplastic 40%very fine sand <br /> 5 <br /> 28/80 <br /> ml Sand content decreases at 8 ft <br /> 1.1 mgobecomes <br /> very stiff to hard at 10 ft White lanae of cholechate <br /> 10 teri <br /> 1 48/80 Silt contains rootlets, moderate yellow brown <br /> 134 <br /> Poorly Graded SILTY SAND moderate yellow brown slightly moist medium <br /> em Esq fine grained <br /> 15 1_ 3/Sn Took Bb sample SB-1 1B SILT W/SAND moderate brown to pale yellowish brown slightly moist <br /> 50/60 stiff to hard nonplastle. 15% wry fine sand rootlets <br /> 20 1— While precipitant in rootlets Sand content Increases at 20-24 <br /> at 20 to 24 <br /> 55/80 <br /> 25 —4= Moisture content increases at 25 <br /> 60/60 Sand content decreases. <br /> Took Bio somple SB-1-28 Clay fraction appears at 29 <br /> 30 1— S/18/26 Took sample SB-1-5 ml CLAYEY SILT W/SAND moderate yellow brown <br /> 42/60 <br /> Clay content dlsoppears at 33' <br /> Modcontent Increases � w� irdstiff mote <br /> 35 Moderate reddish brown to polo gray brown slightly to mofit <br /> 80/80 <br /> Sand content decreases at 39 Silt turns moderate yellow brown at 39 <br /> 40"—1-6= Took sample 58-1-6 Moderate stiff to stiff (friable) <br /> so/s4 <br /> Moisture content increases at 44 moist/vary moist <br /> 45 Sand content increases at 45 <br /> 460, <br /> 50/60 Slight odor IIEStai SILTY SAND moderate brown to moderate yellowish brown slightly moist <br /> F11111M <br /> am to moist, medium dense, very fine to medium grained, 35X silt 65X sand <br /> 49 0 <br /> Well Graded SAND, variegated to olive gray moist, loose to medium <br /> 50 1_7 Iva/is Slight odor dame floe to coarse nand <br /> Took sample SS-1-7 <br /> 20/60 Took Bb sample SS-1-3B sw Sand becoming pommy graded at 54 <br /> at 50 ft <br /> SANDY SILT moderate yellowish brown to pale gray brown moist, <br /> 55 µ�/� moderate stiff nonplastic fine sand. 4OX sand 60%slit <br /> 80/60 minor clay fraction appear* at 55' blueish gray, very stiff to hard. <br /> ml Clay fraction disappears at 58 <br /> 60 SANDY SILT turns moderate brown at 59 <br /> 80/64 62 0 <br /> — Poorly Graded SILTY SAND moderate brown to pale yellow brown moist <br /> em to very moist medium dense very fine grained becoming coarser w/dep <br /> Took sample SB-1-8 <br /> 65 TOTAL DEPTH 645 FEET <br /> 70 <br /> DRILLER Van Leonard PAGE 1 OF 1 <br /> DRILLING CO Spectrum Exploration Inc <br /> DRILLING METHOD Hollow Stem Auger, 6" 0 D 3-1/4" 1 D , With 2-1/2" 1 D Continuous Core Barrels <br /> SAMPLING METHOD 2-1/2"X18' California Modified Split Spoon Sampler <br /> LOCATION Van Den Bergh Foods Co , Stockton. CA <br /> PROJECT NO 763543 02060000 <br /> R4TERNATIONAL <br /> TECHNOLOGY <br /> DRAWN 8Y BJ CHECKED BY /r��0 w at V FILE NAME & VD8—S8-1/VDB2 CORPORATION <br /> DATE 11-3—$5 APPROVED BY I DISK NUMBER <br />