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1 <br /> r`�= <br /> GM-7 <br /> LOG OF BORING GM-5 <br /> Chevron Service Station #9-4275 <br /> , 2905 West Benjamin Holt Drive <br /> GM-5 Stockton, California <br /> 5 Z <br /> GM-3 Q <br /> Project No RC0309 005 Date Drilled January 24, 1997 <br /> UM-2 W <br /> r m Logged By Aaron O'Brien bulling Method 10 Hollow Stem Auger <br /> ozz� y Drilling Co Westex Sampling Method 2" Split spoon <br /> N 3 Driller Tony Jaramillo Driller's License C57-552198 <br /> .-. N <br /> a r DESCRIPTION <br /> WELL CONSTRUCTION d o o f C <br /> ' C3 m a u) c� <br /> 10" Boring Traffic-rated <br /> Well Cover <br /> ' 0 s a concrete <br /> Locking water- <br /> .. .. A. tight cap SILT(ML), very dark grayish brown (2 5Y 312), 10-15%clay, <br /> Concrete trace(<5%)fine-grained sand, stiff, moist <br /> ' 5-20 0 <br /> 2" Sch 40 PVC <br /> Blank casing <br /> Neat Cement <br /> Grout <br /> ' Bentonite SAND (SP), dark grayish brown (10YR 412),fine- <br /> 10- 37 0 grained, 5-10%silt, medium dense, moist <br /> #2/12 sand <br /> 1!24197 <br /> 50 <br /> 850 AM <br /> 2"Sch 40 PVC 15 0 15 feet olive gray(5Y 4/2),fine-medium grained, <br /> 020" slotted 56 0 trace(<5%) silt,trace (<5%) clay, dense, wet <br /> casing <br /> ' <br /> 20. <br /> 40 0 <br /> Coated <br /> Bentonite <br /> CLAY(CL), olive gray(5Y 4/2), 10-15%silt,trace <br /> (<5%)fine-grained sand, hard,wet <br /> ' 25 <br /> Geraghty & Miller, Inc. Boring GM-5 1 of 2 <br />