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SECOR tnternatiard rnco,�o►utat Loggcd B� Dates Dolled: Dolling Contractor Project Name: Metbod/Fq�nipment: w�11 Numbs: 215/(11 CASCADE CHEVRON 95775 CONTINUOUS CORE CM 217/01 DRILLING LODI, CA DIRECT PUSH MM -20A See 1 egmd to Logs" for Big Space Ciranndwater Depth (ft): Toms Drive Drop c ModkodewndIabnratory D&m.C}n.): ELev.(R): g 57 FIRST Depth(ft): wt.(lbs.): Dist(ui.): methods 8 140.0 NA NA well a Des6ription Construction i A Sams as abov medium to coarse 0 SILTY SAND (SNI): yellowish brown (10YR5/4), with clay, fine-grained sand, dense, moist to wet (0,70,20, 10). SANDY SILT (NII.): light olive brown (2.5Y5/4), with trace clay, low plasticity, very stiff, moist, weak subangular blocky soil structure (0,35,60,5). 13D 0 CLAYEY SILT (ML): light olive brown (2.5Y5/4), fine-grained sand, moist, wet along fiucttues, weakly cemented,.angular blocky soil structure. Grades to sandy silt, moist. SILTY SAND (SN): dark yellowish brown (10YR4/4), with trace clay, fine-grained sand, very dense, moist to wet, cemented, angular blocky soil structure (0,60,35,5). 135 0 SILTY SAND (NII.): brown. (10YR5/3), fine-grained sand, low plasticity, very stiff, moist 0 55,45,% 140 Driller reports refusal at 137.5 feet, bottom of boring 137.5. 145 The substrata descriptions above are generalized representations and based upon vaualhnanual 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 indicated. Descriptions on this log apply only at the specific location at the time of drilling and may not be representative of subsurface conditions at other locations or times. Project No. 077.43451.250 Date 3/21/01 95775B4A.GPJ LOG OF BOREHOLE Log of Well Approved by Rgnre (sheet 6 of 6)