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S E C 0 R Logged By Date Dnlled 1 Drilling Contractor Project Name Method/Equipment Bonng Number Time Oil-Lockford Hollow Stem Auger S13-14 B W 11/2104 Gregg Drilling Lockford,CA CA Split Spoon Sampler Boring Surface Groundwater Depth(ft} Total Drive Drop Diam(in) Elev(fl) -7 77 5'First Water Depth(ft) wt(lbs) Dist(in) 6 805 140 30 ^ > O > z Well c Descnption Construction Q Q 25 Well-Graded Sand(SW) Light gray(l OYR 7/1)fine to medium @ 50' 26 grained, damp,medium dense,weakly cemented,odor,high quartz • content(0,95, 5) 35 Well-Graded Sand with Gravel(SW) Light brownish gray(10YR 38 SB-14 T 55 50-Y 612), fine to medium grained sand,damp,medium dense,weakly @ 55' cemented,fine to coarse gravel,odor(30, 65,5) 21 0 0 SB-14 60 25 , • Well-Graded Sand(SW) Grayish brown(I OYR 512),fine to coarse 27 grained,damp,very dense,weakly cemented,trace gravel,odor @b0' _ (5,90,5) t 50-5" Well-Graded Sand with Gravel(SW) Dark yellowish brown(1 OYR l 1 4 SB-14 65 3/4),fine to medium grained sand,moist, very dense,well rounded @ b5' ' r gravel,weakly cemented,odor(20, 75, 5) ---------------- 50-4" Clayey Sand with Gravel(SC) Dark yellowish brown(1 OYR 314), 7 0 SB-14 ' 70 fine to medium grained sand,moist,very dense,well rounded gravel, @ 70' weakly cemented,odor(15,70, 15) 14 7 6 SB-14 ' The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or samples obtained during drilling Predominant material types shown on the log may contain different materials and the change from one predominant material type to another could be different than mdicated Descriptions on this log apply only at the specific location ' at the time of dnllmg and may not be representative of subsurface conditions at other locations or times MProject No 770T 41737 00 0004 Date 1111/05 BW Log of Boring ' LOCKPORD SB-l2-SB-14 GP7 Approved by LOG OF BOREHOLE Figure (sheet 3 of 4)