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BdI-lllg Number: MW- 12 HORIZON ENVIRONMENTAL INC. <br /> • Job Number: 1474.22 ---_ -- <br /> Site Location: Beacon #474, Stockton. Ca �- <br /> Drilling Company: V & W Drilling Drilling Method: BK-81 Hollow Stem Auger <br /> Drilled By: Frank Ramirez Sampling Method: Split Spoon Sampler <br /> Date Drilled: 10/18/99 Total Depth: 112.5 feet <br /> Logged By: Mark Souverville Depth To Groundwater: Approximately 57 feet <br /> Z <br /> _a .� c <br /> CL <br /> (Uc CL <br /> F- <br /> v E 'o ` �— o <br /> a) z c°s Q Q Soil U Well Comments <br /> a c o $ Description V3 Construction <br /> E m u t o N� t] <br /> toc c U <br /> — a <br /> C3 13 <br /> B1 <br /> 18 16 619 SILTY SAND, olive brown, mottled SM '" •` +• `', <br /> 8i with reddish brawn, wet, very dense, `• i <br /> 62 fit obvious odor. <br /> 63 .� <br /> by:i. <br /> B4 64 '.� <br /> 65 <br /> BB 65 •� <br /> .n 15 66 <br /> 1 29 18 10 425 As above. �.., r•"• <br /> CA i.; <br /> 67 67 <br /> 68 68 ? r= <br /> 69 69- <br /> 70— 70 •' <br /> o22 <br /> :•�: . <br /> 71 E 50 i2 6 533 71 Very dense, obvious oder. o ': <br /> 72 72 ... <br /> .4 Y <br /> a •�, <br /> 73 73- <br /> 74— <br /> 3 74 74- <br /> 75— <br /> 4 75 75 - - -- - - - - _ —--- 'a.: .�4 j::'•'' <br /> 76 n 10 76 .� <br /> 1 10 18 10 514 SANDY CLAY, alive brown, veryry moist CL ; <br /> ;n 12 to wet. low to medium plasticlty, :'• . <br /> 77 77 very affil, obvious odor. <br /> 78— 78— <br /> .� <br /> 79 79 <br /> 80 80 - - --- - - - - -- <br /> 81 5b 12 12 488 81 CLAYEY SAND, olive brown mottled SC <br /> Cn with brown, wet, very dense, obvious <br /> odor. <br /> 82 82 <br /> 83 83 <br /> 84 84 <br /> 85 85 - - --- - - - - -�— <br /> m <br /> 86 N 5500 12 12 513 SILTY SAND, dark brown, wet, very SM <br /> 86 dense, noticeable odor, interbedded <br /> with gray clay laminae. <br /> 87 87 <br /> . 4' Diameter 0.020' Slotted <br /> PVC Screen <br /> 90 go- <br /> Page 3 Of 4 <br />