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16 ARCADIS <br /> 0LOG OF 60RING MW-10 <br /> (Page i of i}GE <br /> ' Unocal Site#2859 Date Completed January 8,1999 Drill RQ <br /> 1665 Pacific Avenue Logged By Reinhard Ruhmke Dnller Van <br /> Stockton,Califomla Checked By Stephen Cullen Diameter 6.25 Inches <br /> Drilling Company Woodward Drilling Backriill Material Cement(Bentonde <br /> ' S8000070 0003 DriIImg Method Hollow-stem Auger Grout Nfndure <br /> Well MW-10 <br /> Depth 0 = Elev <br /> in a PID- tNi a DESCRIPTION REMARKS <br /> ' E m (ppm) <br /> Feet Lab No In r1en m t7 Cover <br /> D <br /> Surface <br /> - - Casing <br /> 5 CL <br /> ' 10 ------------------------ <br /> _ 2"schedule <br /> 40 PVC <br /> 15 <br /> 20 SC <br /> 25 <br /> CementlBentonite <br /> --------__.______ Grout Modure <br /> ' 30 ------ - <br /> 35 CL <br /> ------------------------- <br /> ' 45 ML <br /> Bentonde <br /> Pellets(318") <br /> ---------- Lonestar#V1 2 <br /> 50 ------------- Sand <br /> 55 SC 2"schedule 40 <br /> ' PVC screen <br /> 01 slot <br /> 60 <br /> End of Boring <br /> Note No soil samples collected <br /> B5 Lithology assumed from N P-1, <br /> located approxmately 5 feet north of <br /> this boring <br /> � 70 - <br /> m <br /> Note <br /> 0 All measurements <br /> ' for well construction <br /> are depth below <br /> land surface <br />