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P�YM���H FpA� - �� r=�, , LOG OF BORING GM-9 <br /> Chevron Service Station #94275 <br /> GM-9GM-6 ° 2905 West Benjamin Holt Drive <br /> ` • <br /> GM-5 -- r -GM4 9 Stockton, California <br /> i _ <br /> 1 <br /> G�F3 <br /> +� <br /> rum --.J zQ Project No RC0309 005 Date Drilled Janaury 24, 1997 <br /> I GM-2 m Logged By Aaron O'Brien Drilling Method 10" Hallow Stem Auger <br /> ' y Drilling Co Westex Sampling Method 2" Split spoon <br /> N Driller Tony Jaramillo Driller's License C57-552198 <br /> �. DESCRIPTION <br /> WELL CONSTRUCTION Co a ECL <br /> o m a u) C7 <br /> 10" Boring Traffic-rated <br /> Well Cover <br /> U Asphalt concrete <br /> Locking water- <br />- - - - <br /> --tight cap- - SILT(ML),dark brown (10YR 313),--10-15%clay, very stiff,- - - --- <br /> a' a moist <br /> Concrete- <br /> 5-32 <br /> oncrete-5 32 0 <br /> 2" Sch 40 PVC <br /> Blank casing • <br /> Neat Cement <br /> Grout <br /> Bentonite <br /> 107 @ 10 feet dark yellowish brown (10YR 414), <br /> #2112 sand 9 0 20-30%clay,firm <br /> I <br /> 2" Sch 40 PVC <br /> 0 020"slotted <br /> casing <br /> 15 @ 15 feet dark brown(10YR 313), hard, very moist <br /> 68 0 <br /> 1/24197 <br /> 1255 PM <br /> SAND (SW), olive gray(5Y 4/2), 5-10% clay, dense, wet <br /> 20- 43 61 <br /> Coated <br /> Bentonite <br /> SANDY CLAY (CL), grayish brown (2 5Y 512), 20-30% <br /> fine-grained sand, hard, wet <br /> 25 <br /> Lghtyelr, Inc. Boring GM-9 Millsof z <br />