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Boring Number: VW-7 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 Augers <br /> Drilled By: Frank Ramirez Sampling Method: Split Spoon Sampler <br /> Date Drilled: 10/20/99 Total Depth: 106.5 feet <br /> Logged By: Mark Souverville Depth To Groundwater: Approximately 57 feet <br /> V <br /> .c i aID <br /> o co 0 <br /> in <br /> a� z U 4 a 'a i" Soil o Well Comments <br /> o a o L <br /> I=- <br /> c Description a Construction <br /> E m ch to <br /> 0 <br /> v1 — o U <br /> ii <br /> oSANDY SILT, moist ML12 <br /> 61 m 20 18 13 38 $] SILTY SAND, dark yellowish brown. SM +•':.`:.•r.; .-� <br /> 'n 29 very moist, dense, no odor, very ling <br /> 62 62 to medium—grained SAND. <br /> 63 63 •r^ •~! <br /> 64— 64- <br /> 65 65 - - - -- -- - - .t �. <br /> $B �''.' ..r• f_ <br /> fib � 18 .�.:• . . ' , <br /> ni 23 18 18 6 SANDY CLAY, yellowish brown, damp, SM :••.. r:'_; ,�.• :'•; <br /> low plasticity, hard, no odor.67— 67 <br /> , <br /> 66 $fl <br /> fig 69 <br /> 25 <br /> ri 50 12 12 7 SANDY SILT, yellowish brown, moist, ML :::: •';,:; <br /> . 71 w 71 dense to very dense, no odor. , <br /> 73— 73— <br /> i <br /> or <br /> 75 <br /> 75— <br /> 76 n 35 76 <br /> 40 18 17 32 Color change to olive brown, wet -.•R.' '• <br /> to 50 very dense, slight odor. •:+: •:`•;a:::;-: Y <br /> 77 77 :. �.•ti : �: <br /> 76 78- <br /> 79— <br /> fl 79 79- <br /> 1301- <br /> 9 <br /> 11 <br /> 811— °� 19 18 16 82 8] SILTY SAND, brown, wet, dense, SM ''•- 'ti ...�'+; <br /> (n 28 slight odor, fine to medium—grained .; <br /> 82 82 SAND. ~ '� :•% ':,.., .,. <br /> a3— 83 <br /> 84— 64 <br /> 85— as <br /> .n 20 <br /> Go 5a 12 12 32 Brown mottled with olive, very dense, •"` ' :�.•' <br /> 88 as slight odor. <br /> 87 87 ��..r :. <br /> as— <br /> so— 89- <br /> 90 go <br /> Page 3 Of 4 <br />