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F6�M00TH SQA4 - -GM-0F_ , LOG OF BORING GM-1 <br /> Chevron Service Station #94275 <br /> GM-9 •GM-6 2905 West Benjamin Holt Drive <br /> GM-$ -- --:M� r Stockton, California <br /> 4 � <br /> I6G <br /> 1 GM-1 = Protect No RC0309 005 Date Drilled November 13, 1996 <br /> ti 11 GM-2 Logged By Aaron O'Brien Drilling Method 10" Hollow Stem Auger <br /> t WDrilling Cc Westex Sampling Method 2" Split spoon <br /> N Driller Mark Dockrey Driller's License C57-552198 <br /> H <br /> DESCRIPTION <br /> WELL CONSTRUCTION E o o ECL <br /> p m a C3 <br /> 10" Boring Traffic-rated <br /> Well Cover 0 As halt Concrete <br /> Locking water- <br /> - _ -tight cap--= -- - - -SILT-(ML), very dark grayish brown (2 5Y 3/2),_10-15%clay, <br /> a trace (<5%)fine-grained sand, stiff, dry <br /> Concrete -- <br /> =@ 4 feet 10=150/6-sand,-moist <br /> 5-27 0 ® 5 feet streaks of olive (5Y 4/3),very stiff <br /> 2"Sch 40 PVC <br /> Blank casing <br /> Neat Cement @ B feet sandy silt, dark greenish gray(10GY 3/1), <br /> Grout 35-40%fine-grained sand, 10-15%clay, hard <br /> Bentonite <br /> 10- 69 0 <br /> 92/12 sand SAND (SW), greenish black(5GY 2 5/1),trace (<5%) <br /> silt, very dense, moist <br /> 2" Sch 40 PVC <br /> 0 020" slotted <br /> casing <br /> 15 70 0 SAND(5P), olive brown (2 5Y 4/3), coarse grained, <br /> 11/13/96 hard,very moist <br /> 1030 AM <br /> CLAY (CL), black(5Y 2 5/2), 10-15%silt, 10-15% <br /> 20- 16 10 coarse-grained sand, stiff, wet <br /> 21 feet silty clay, 15-20%silt, 5-10%fine-grained sand <br /> Coated <br /> Bentonde <br /> SAND (SP), dark greenish gray, (5BG 3/1), fine-grained, <br /> 25 <br /> 95 1 5-10%clay, very dense, wet <br /> Geraghty & Miller, Inc. Boring GM-1 1 f z <br />