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i <br /> ALTA EM, INC.: LOG OF BORING B2 <br /> (Page 1 of 1) <br /> SIERRA LUMBER Date Drilled :6/10/04 Backfill Material :Neat Cement <br /> 375 W.HAZELTON AVENUE Boring Depth :24' Backfill Interval :24'-0' <br /> STOCKTON,CALIFORNIA _ Hole Diameter :1.5' Logged By :D. Kawasaki <br /> Drilling Method :Geoprobe <br /> 04483-01 Sampling Method :Direct Push <br /> Sampler Type <br /> ® 2"Split Spoon <br /> ® Standard Penetrometer <br /> v ® Grab <br /> Depth Q U ■ ■ other Q Sample OVM Lab REMARKS <br /> feet o: DESCRIPTION m # 'Results <br /> C7 rn m CrPH) <br /> 0 <br /> Asphalt Surface <br /> ------------------------- <br /> Moderate yellowish brown,damp to I <br /> CL I e I B2-5 <1 No odor or discoloration in S'sample. <br /> 5 moist,silty CLAY <br /> ------------� <br /> I I <br /> ------_ --- I , <br /> � J <br /> s <br /> Moderate yellowish brown,damp to <br /> - <br /> SM moist_silty fine SANG------ - 82`10 e1 No odor crdiscoloration in10'sample. <br /> Driller reports harder soil than 131. <br /> Moderate yellowish brown,moist, <br /> 15 •' SP f line SAND ----with some silt _ - <br /> i "I 82-15 <1 No odor or discoloration in 15'sample. <br /> I <br /> Moderate yellowish brown,moist, <br /> 20-4 Moderate gasoline odor and no discoloration in 20' <br /> NEL B2-20 219 <br /> sandy SILT sample. <br /> rc ------------------------ ■ <br /> O <br /> m <br /> m Groundwater encountered at-•22'-23'. <br /> v <br /> a <br /> Moderate yellowish brown,wet t0 Slight hydrocarbon odor and no discoloration in <br /> 4. SM saturated,silty fine SAND. ' 82-24 50 25'sample. <br /> o ------------------------ <br /> g 25 <br /> Collected in-situ groundwater sample. Slight <br /> LU hydrocarbon odor in groundwater sample. <br /> U <br /> r <br /> N <br /> 30 <br />