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' BORING LGG B 1 SEE Date AUG1991 Sheet 1 OF_2 FIGURE 3 Project GSA - Stockton __—_-___- Project No _2403C_41 _ Drilling Co _Mitchell Drdling and Env. Type of Rig CME 75 H Hole Diameter S' O.D. In Drive Weight— Drop 18 In Location Sketch Surface Elevation N.A. (msl) Top of Casing Elevation N.A. � (msl) Well Construction Samples Lagged by lon o c^ a° u, eT Approved by Bill Millar aL Q L -ir n E n i V n ra o E m io E! C) SC LIGEOLOGIC DESCRIPTION ' Soil Surface 1 ee GM 0 02'-Silty gravel brown moist no odor Fill material 2- - 4 3 a 4 A ' g a GM 0 05 -Silty gravel brown moist no odor FIII material 6— ID— 1D a° BI-10 1 205 15 GM 0 010 -Silty gravel light moist no odor Fill material 19 `'` q SP ®10 5'-Gravelly sand brown moist no odor 11 19 CL 0 ®11 -Sandy clay drown moist no odor CL ®13 -Sandy clay brown moist no odor 13 U a 14 d CL ®14 -Sandy clay brown, moist, no odor 15 Bl-15 1 225 ML 0 015 -Clayey silt (some sand) brown, moist, no odor ' 16 ° ML ®16'-Clayey silt (some sand) brown mast no odor 17 I I 1 18 Q I 19ML 019 -Clayey slit (some sand) brown moist no odor 2 B1-20' 1232 SM 0 020'-Silty sand brown morst no odor 21 da 22—, CL 022'—Silty clay (some sand) brown mast no odor I- 9z, 2 a B1-23 1243 SM 0 ®23 -Silty sand brown moist no odor 24 2 ° Bl-25 1250 CL 0 025 -Sandy clay light gray/brawn mast no odor Bi-25 -SP-SP 2 B1-25'-SM ° d 27 CL 027 -Sandy clay light gray/brown moist no odor ' 28- 29-- F1 e 3 C CAaFILES\STOCKTON\AT$-LOG2 LEGEND NOTE This tog of subsurface conditions is a simplification of actual conditions encountered it apples of the location and time of drilling TD Total Depth BGS Subsurface conditions may differ at other locations and times BGS Below Ground Surface TAL Total Auger Length PCC Portland Cement Concrete CAPE ENVIRONMENTAL MANAGEMENT INC.