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Project CHEVRON 9-6258 Log of Boring/Monitoring Well <br /> Boring Location 2409 EAST MAIN ST STOCKTON, CA Project No 7GO07-018-01 MW- 3 <br /> Subcontractor and Equipment WEST HAZMAT/HSA Logged By A A I Drown By T Z <br /> Sampling Method CAL MOD SPLIT SPOON Monitoring Device PID Comments <br /> Start Date/Time 4/6/99//1115 Finish Date/Time _4/7/99//1400 <br /> First Water (bgs) 49 50 FT Stabilized Water Level (bgs) 45 06 FT <br /> _ Surface Elevation 21 78 Top Casing Elevation 21 58 <br /> Boring Abandonment/ <br /> E v J LITHOLOGIC DESCRIPTION <br /> E o n o o == (color, grain size, consistency, moisture, other) Well Construction Details <br /> am a o °' 3 <br /> D <br /> REDDISH BROWN, loose sand Traffic-rated <br /> Well Box <br /> 2 <br /> 3 <br /> 4 <br /> NA 0 5 SILTY SAND (SM) (0,40,60) REDDISH BROWN, fine to <br /> very fine, loose, moist, no product odor <br /> 6 <br /> 7 <br /> 8 <br /> 9 <br /> NA o 10 SILTY SAND (SM) (0,40,60) REDDISH BROWN, fine to <br /> very fine, loose, moist, no product odor Cement <br /> 11 Grout <br /> 12 <br /> 13 111 L <br /> 14 2" sch 40 <br /> pvc blank <br /> NA o 15 SILTY CLAY (CL) (60,30,10) DARK BROWN, fine to <br /> course, medium plasticity, moist, no product odor <br /> 16 <br /> 17 <br /> 18 <br /> 19 <br /> NA o 20 SANDY SILT(ML) (10,70,20) DARK BROWN, fine to <br /> very fine, some plasticity, moist, no product odor <br /> 21 <br /> 22 <br /> n 23 <br /> 24 <br /> NA 0 25 SANDY SILT(ML) (10,70,20) DARK BROWN, fine to <br /> very fine, some plasticity, moist, no product odor <br /> 26 <br /> 27 <br /> 3 <br /> 28 <br /> i <br /> 29 SILTY CLAY (CL) (60,40,0) DARK BROWN, fine to <br /> very fine, moderate plasticity, moist, no product odor <br /> a <br /> NA a 30 <br /> pop Reviewed By Date <br /> SE C O R Revised By Date __ Page 1 of-_2__ <br />