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ALTA EM, INC. LOG OF BORING B8 <br /> (Page 1 of 1) <br /> SIERRA LUMBER Date Drilled :6/11/04 Sackful Material :Neat Cement <br /> 375 W.HAZELTON AVENUE Boring Depth :22' Backfill Interval :22' -0' <br /> STOCKTON,CALIFORNIA Here Diameter :1.5" Logged By :D.Kawasaki <br /> Drilling Method :Geoprobe <br /> 04483_01 :Sampling Method :Direct Push i <br /> Sampler Type <br /> ® 2"Split spoon <br /> © Standard Penetrometer <br /> U IW Grab <br /> Depth a =a� Other TT n Sample CVM Lab <br /> in ¢ q E # `' Results REMARKS <br /> feat c7 DESCRIPTION m (1'PH) <br /> 0 <br /> Concrete Surface <br /> - ---------------------- <br /> Moderate yellowish-brown,moist, <br /> ML sandy clayey SILT a B8 J 8 No odor or discoloration in sample. <br /> -------------------------a <br /> I <br /> i <br /> I <br /> Moderate -llowish-brown dam to t <br /> 10 ML moist,sandy SILT p -J a8"10 4 No odor or discoloration:n 10'sample. <br /> --------------------------- <br /> !1�1 <br /> ,I <br /> Greyish-olive,moist,silty CLAY;with-- -15 13 Faint hydrocarbon odor in 15'sample_ <br /> 15 CL minor fine sand <br /> CGreyish-olive,moist,silty CLAY;with - a B6-20 3 Slight hydrocarbon odor in 20'sample. <br /> 20 L minor fine sand <br /> o - <br /> $ ----------------- ----- <br /> CL Greyish-olive,saturated silty CLAY; -- BS-22 4 Slight hydrocarbon odor in 22'sample. <br /> o with some fine sand. <br /> a ----------------------- <br /> m, <br /> rEncountered groundwater at--22'. <br /> U <br /> W <br /> 6 <br /> a 25 Collected in-situ groundwater sample. Faint <br /> hydrocarbon odor in groundwater sample. <br /> U <br /> 0 <br /> R <br /> C6 <br /> n <br /> a 30 <br />