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SECOR <br /> International Incorporated <br /> Logged By: Date Drilled: Drilling Contractor Project Name: Method/Equipment: Well Number: <br /> *- Hollow Stem Anger <br /> B.Miller 3131/04 Cascade Drilling 139 S.Center St.,Stockton,Ca CME-75 MW-14 <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft.): Total Drive Drop <br /> sampling method, Diam.(in.): Elev.(fl.}: Q 24.5 First Encountered Depth(ft.): wt.(lbs.): Dist.(m.): <br /> classifications and laboratory <br /> testingmethods 8 30.0 140 30 <br /> Well Details Description <br /> > rx w <br /> o <br /> �] u a. <br /> 12-inch Soil Surface <br /> traffic rated <br /> well box. <br /> Location was vacuum cleared to 87"bgs on 3/29/2004. <br /> 5 SILTY CLAY(CH): Brown(7.SYR,4/3);90%high plasticity fines; 10% <br /> medium-grained sand;Damp;stiff;mixed with rubble used as fill,no <br /> hydrocarbon odor. <br /> 2"Sch.40 <br /> PVC Set In <br /> Portland <br /> Cement l0 <br /> 515 0.5 <br /> ------------------------------------ <br /> SANDY CLAY(CL): Yellowish brown(IOYR,5/4);80%medium plasticity <br /> fines;20%fine to medium-grained sand;trace black staining; damp;stiff; no <br /> hydrocarbon odor. <br /> 15 <br /> 5/5 0.5 <br /> Hydrated <br /> Bentonite <br /> Chips <br /> CLAY WITH SAND(CL)Brown(1 OYR,513); 50%low plastic fines;50% <br /> #2/l6 Sand hine to medium-grained sand;damp;no hydrocarbon odor. <br /> 20 SANDY CLAY CL • Brown 10 } ° p ° <br /> ( ). ( YR,513 ;80%medium lasitic fines;20% 415 0.3 <br /> 0fine-grained sand;damp;stiff;no hydrocarbon odor. <br /> .0V Slotted <br /> 2" Sch,40 <br /> PVC Screen <br /> The 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. 77CH.90557.04 bate March/April 2004 Log of Well <br /> CH90557.GPJ Approved by <br /> LOG OF BOREHOLE <br /> Figure 14 (sheet 1 of 2) <br />