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S ECOR <br /> Logged By: Date Drilled. Drilling Contractor Project Name: Method/Equipment: Bonng Number <br /> CASCADE 76 Station 2787245 <br /> R.P 3/17/05 DRILLING Stockton,California HOLLOW STEM AUGER B-2 <br /> Boring Surface Groundwater Depth(ft.): Total Drive Drop <br /> Diam.(in.): Elev.(ft.): NOT ENCOUNTERED Depth(ft): xm(lbs): Dist.(in.): <br /> 8 30.5 140 30 <br /> � w <br /> > <br /> Well a <br /> s 3 Description a LU <br /> Construction <br /> a � <br /> V) <br /> V) <br /> Concrete ASPHALT <br /> Neat Cement AIR KNIFE <br /> 5 <br /> 6 SILT(ML): Brown(10 YR 4/3),fine grained sand,dry, laminated, 0.0 B-2 <br /> 8 stiff,no odor,(0,5,95) @5' <br /> 11 <br /> ------------------------------------ <br /> 10 <br /> __10 7 SILTY SAND(SM): Yellowish brown(1 OYR 5/6),fine grained <br /> 7 sand,dry,no odor,(0,60,40) 0.0 B-2 <br /> 8 @10' <br /> 15 14 SAME AS ABOVE <br /> 15 0.0 B-2 <br /> 13 @15' <br /> 20 13 SAME AS ABOVE: Light yellowish brown(10 YR 6/4),(0,75,25) <br /> 15 0.0 B-2 <br /> 15 @20' <br /> 25 20 SAME AS ABOVE: Medium dense sand <br /> 24 0.0 B-2 <br /> 23 @25' <br /> 30 12 SAME AS ABOVE: Brown(10YR 5/3)medium to fine grained <br /> 15 'sand well_graded sand.____ _ _ __ _� 0.0 B-2 <br /> 14 SILT(ML): Yellowish brown(10 YR 5/66),fine grained sand,dry, @30' <br /> edium soft no odor, 0 5 95 <br /> 35- <br /> 40- <br /> 45- <br /> 50— <br /> The <br /> 5404550The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or <br /> samples obtained during drilling. Predominant material types shown on the log may contain different materials and the change from <br /> one predominant material type to another could be different than indicated. Descriptions on this log apply only at the specific location <br /> at the time of drilling and may not be representative of subsurface conditions at other locations or times. <br /> Project No. 77CP.67245.00.0003 Date 3/17/2005 Log of Boring <br /> CP2787245 Bl-6-l.GPJ Figure <br /> LOG OF BOREHOLE <br /> (sheet 1 of 1) <br />