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BORING LOG <br /> Project No. Boring& Casing Diameter Logged By <br /> KEI-P91-0202 9" 2" W.W. _�S& <br /> Project Name Unocal Well Cover Flevation Date Drilled <br /> Lodi,kettleman Lane 12/17/91 <br /> Boring No. Drilling Hollow-stem Drilling Company <br /> M`6 {Method Auger West Hazmat <br /> Penetration: G.W. Depth Strati- <br /> blowsl6" level (feet) graphy Description <br /> Samples USCS <br /> 0 <br /> Asphalt pavement over sand and gravel base. <br /> Silty sand with gravel,estimated at 35 to 4511e,silt and <br /> SM <br /> 1>_1-'1-•1 10%gravel to 1-112"diameter,moist,yellowish <br /> K °s.'1.'f <br /> =' brown. <br /> .•1.-1.s.-s <br /> GM Sandy gravel with silt, 30;1 silt,angular to subrounded <br /> ravel to 1-1/2"diameter,moist,very dark grayish brown. <br /> 6/618 5 —___= Silt with sand,estimated at 15 to 20%fine-grained sand, <br /> _= micaceous,moist,brown to yellowish brown,stiff. <br /> ML ===_ <br /> 12/24/28 —=-— Silt as above,moist,hard,yellowish brown. <br /> 10 =-- <br /> Fine-grained sand,estimated at 10% silt,moist,very <br /> dense,light yellowish brown. <br /> SP <br /> Very fine-grained sand, 15% silt,moist,dense,light gray to <br /> 14115/22 15 light brownish gray. <br /> Well graded sand,slightly micaceous,moist,dense,pale <br /> brown. <br /> SW <br /> 12/24/30 Well graded sand,pale brown,very dense,moist,trace <br /> 20 gravel to 3/8" diameter. <br /> Page l of 4 <br />