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Clayton LOG OF PROJECT NO.: 70-02657,00 DATE: 3/23-24/04 BORING NO. <br /> 4 R11Elr It-I-E, CLIENT: SHELL B-67 <br /> EXPLORATORY BORING LOCATION: SCHU.TE&HANSOM/TRACY,CA Shoot 5 <br /> Field location of boring: LOGGED BY: CP DRILLER: CASCADE of 6 <br /> 1 TRENCH 3 Drilling Method: AIWMIJD ROTARY Hole Dia.: 10 IN. <br /> '/fir,\ •` r Casing installation Data: 3/23-24/04 <br /> -iD M I <br /> B-66 e-j;6 B-67 <br /> Ground Elev.: Datum <br /> D S Water Lovol v <br /> Drilling e a Soil Litho- <br /> Rate PID p m Group Time <br /> FT/M I N grap hi c <br /> OVA h I (gUscs) symbol Data <br /> TTY a DESCRIPTION <br /> 14:29 CLAYEY SAND,AS ABOVE <br /> 162 : ; ; : SAND GRAY FINE GRAINED TRACE SILT/CLAY WELL SORTED <br /> sw <br /> e164- <br /> 166 <br /> 64 166 <br /> SID GRAVEL AND SAND,FINE TO COARSE GRAINED,DARK BROWN TO BLACK,WET <br /> 3124/04 168 :;: ADD 10 FT.TO ROD-HYDROPUNCH SETAT 168 FT.BGS,COLLECTED GROUNDWATER SAMPLE <br /> 14:17 SAND,FINE,GRAY,WELL SORTED <br /> 170 . . . . . CASING SET AT 169.5 FT.BGS.SWITCHED TO MUD ROTARY DRILLING <br /> AIR <br /> MUD 172 SW <br /> 174 <br /> 176 <br /> SAND,HARD.COMPACT,MEDIUM GRAIN SAND,SUB ANGLIAR CUTTINGS <br /> 178 ADD 10 FT.ROD-HARD DRILLING AT 177 FT.BGS <br /> 14x4 180 <br /> 182 <br /> 184 <br /> 186 <br /> SP <br /> 188 ADD 10 FT.ROD <br /> 190 <br /> 17.02 SAND,AS ABOVE HARD COMPACT <br /> 192 <br /> 1 <br /> 94 <br /> 196 <br /> 198 ADD 10 FT.ROD <br /> 17.20 200 <br />