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-'" GEOLOGICAL <br /> LOG <br /> ,r <br /> CONDOR EARTH TECHNOLOGIES PAGE 1 OF 1 <br /> STOCKTON, CALIFORNIA <br /> PROJECT GATEWAY-2895 DATE 3-31 -00 HOLE NO. GP-4 <br /> LOCATION STOCKTON LOGGED BY T. HAFNER <br /> DRILLING CONTRACTOR V & W DRILLING RIG TYPE DIRECT PUSH (GEOPROBE) <br /> HOLE DIAMETER 2" HAMMER WEIGHT AND FALL NA TOTAL DEPTH 32' <br /> SURFACE CONDITIONS SOIL DEPTH TO GROUNDWATER APPROX. 24 <br /> TOTAL CASING DEPTH NA SCREEN INTERVAL NA FILTER PACK INTERVAL NA GROAT INTERVAL NA <br /> 160 CASING DIA./TYPE NA SCREEN SLOT SIZE NA BENTONITE SEAL INTERVAL NA WELL COLLAR EL NA <br /> Y 3\ J V <br /> DEPTH SAMPLE '" o o i �o a <br /> (feet) FIELD DESCRIPTION u i m= os 3 REMARKS <br /> inial. ID _ i <br /> A. 0'-4' DK. BRN. SANDY CLAY, PUSH NA <br /> CL <br /> V <br /> 5 4'-8' MOD. YELL. BRN. <br /> SANDY/SILTY CLAY <br /> V <br /> CL <br /> V 8'-12' CLAY MOD. YELL. BRN., <br /> DAMP, VERY STIFF <br /> 10 CL <br /> V <br /> cP4-12. 12'-16' CLAY, MOD. YELLOW BRN <br /> SANDY, DAMP. SLIGHTLY <br /> SANDY FROM 12'-14' CL <br /> V <br /> 15 <br /> GPa—I6 <br /> 16'-17' CLAY, MOD. YELLOW CL <br /> v BRN SANDY DAMP <br /> 17'-19' CLAY MOD. YELLOW CL <br /> BRN, FIRM, DAMP <br /> oz— <br /> 19'-20' CLAY, MOD. YELLOW <br /> 2D GP4-20 BRN, SANDY, DAMP CL PID 19.5' = 3 <br /> 20'-24' CLAY, MOD. YELLOW NO OBVIOUS <br /> BRN, SANDY, SLIGHTLY SILTY, PET. ODOR <br /> VERY DAMP, SOFT <br /> CL <br /> GPa 2a <br /> PID 23.5' = 0.6 <br /> — 24'-28' CLAY, MOD. YELLOW NO OBVIOUS <br /> BRN., SLIGHTLY SANDY, SLIGHTLY PET. ODOR <br /> �+ 25 SILTY, VERY DAMP, SOFT <br /> CL <br /> cw-29 PID 27.5' = 1.8 <br /> �. 28'-32' CLAY, DK OLIVE BRN NO OBVIOUS <br /> SLIGHTLY DAMP, STIFF PET ODOR <br /> 3D PID 31.5' = 1.0 NO <br /> CL OBVIOUS PET. ODOR <br /> GROUNDWATER <br /> GP4-32 SAMPLE COLLECTED <br /> FROM 32' <br /> aensu.owc <br /> V <br />