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ALTA EM, INC. LOG OF BORING B4 <br /> (Page 1 of 1) <br /> SIERRA LUMBER I Date Drilled :6/10/04 Backlt Material :Neat Cement <br /> 375 W.HAZELTON AVENUE Boring Depth :25' Bac�ll Interval :25-0' <br /> STOCKTON,CALIFORNIA Hole Diameter :15" Logged By :D.Kawasaki <br /> Drilling Method ;Geoprobe <br /> 04A83-01 Sampling Method :Direct Push <br /> Sampler Type <br /> ® 2"Split Spoon <br /> ® Standard Penetrometer <br /> U ® Grab <br /> Depot w . Other d Sample LL OVM Lab <br /> in ¢ 0 E # Results REMARKS <br /> feet 0 DESCRIPTION �, m (7PIi) <br /> 0 <br /> Dirt Surface <br /> Dark yellowish brown,moist,silty- <br /> --- <br /> CL CLAY a 134-2 e1 No odor or discoloration in 2'sample <br /> ----- ------------------ <br /> Dark yellowish brown,damp to <br /> i CL moist,silty CLAY <br /> 5e S4-5 e1 No odor or discoloration in 5'sample. <br /> ML Moderate yellowish brown,damp to ! <br /> ,moist,clayey SILT;with minor fine <br /> s <br /> I <br /> +S F Moderate yellowish brown- - --damp, C _I B4-1 0 <1 No odor or discoloration in 10'sample. <br /> 10 fine SAND;with some sift <br /> Moderate yellowish brown,damp to <br /> 15 ML moist sandy SILT;with minor clay _ i �i 64-15 <1 No odor or discoloration in 15'sample. <br /> ' <br /> �:• Moderate yellowish brown,damp to , <br /> 20 :i•: _ SM moist,Silty fine SAND 84-20 �1 No odor or discoloration in 21Y sample. <br /> x ------------------------ • <br /> C <br /> m <br /> Encountered groudwater at -23'. <br /> e <br /> U <br /> M --------- <br /> ____ <br /> a oderate yellowish brown,- ~-- <br /> a 25 SR saturated,fine SAND-•- 64-25 41 No odor or discoloration in 25'sample. <br /> U <br /> -.--- -----------.-.----.-- []a <br /> U <br /> LU <br /> ~ Collected in-situ groundwater sample. No odor In <br /> Ci groundwater sample. <br /> 0 <br /> N <br /> :V <br /> 30 <br />