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s ECOR <br /> Logged By Date Drilled Dnlling Contractor Project Name Method/Equipment Bonng Number <br /> Time Oil-Lockford Hollow Stem Auger SB-14 <br /> B W 1112104 Gregg Drilling Lockford,CA CA Split Spoon Sampler <br /> Boring Surface Groundwater Depth(ft) Total Drive Drop <br /> Diam(m) Elev(ft77 5First Water Depth(ft) wt(lbs) Dist(in) <br /> 6 805 140 30 <br /> .. > <br /> ut <br /> Well 3 Description a <br /> Construction R <br /> Ca <br /> 17 As Above higher percentage of fine grained sand @ 25' <br /> rt 20 ---------------------------------- <br /> : <br /> 20 Poorly-Graded Sand(SP) Grayish brown (IOYR 5/2),fine grained, 2 0 SB-14 <br /> 30 32 damp,dense,weakly cemented,high mica content, slight odor <br /> _ 45 (0,95, 5) @ 30 <br /> 21 3 8 SB-14 <br /> 35 33 As Above @ 35' <br /> T 40 <br /> lb 50 SB-14 <br /> 40 20 As Above color change to brownish yellow(1 OYR 616),fine to <br /> 23 medium grained,medium dense,odor @ 40' <br /> 14 Well-Graded Sand with Gravel(SW) Light brownish gray(10YR T 5 3 SB-14 <br /> 45 16 612),fine to coarse grained sand,damp,medium dense,weakly <br /> 17 cemented,odor(15,80,5) @ 45' <br /> 19 22 8 SB-14 <br /> The substrata descnptions 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 matenals 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 770T 41737 00 0004 Date 1111105 BW Log of Bonng <br /> LOCKFORD SB-12-SB-14 GPJ Approved by <br /> LOG OF BOREHOLE <br /> Figure (sheet 2 of 4) <br />