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' � ��— �— --- — --- — — ----ENGINEERING—SCIENCE <br /> Cett.dW atm DRILLING RECORD BORING B--3 <br /> Dr,3— V.*L o.-d <br /> I3,pec &t�ovu- PROJECT NAME Stockton,CA Sheet 1 of 2 <br /> Losartan East of the former tank pit <br /> l Rl=Type Acher82 PROJECT NUMBER 51x356 05 along the a3 halt ka non <br /> Dnlm Method.4.25 HSAW <br /> rJ GROUNDWATER OBSERVATIONS - <br /> 1 WKa Weather Overcast 503 ram ! N <br /> • B-3 / T <br /> l.erel <br /> D.le Date/T'�me Stan January 21 1993 /0940 Tanis Ptt <br /> � Terminal <br /> ' Time <br /> Min t, DatdrHne Finish Jan 21 1993 !1120 <br /> From <br /> Prorate S.gle Stapte Pereeat SIFT FrHU IDENyU ICATIOtd OF MATERIAL WELL ODS <br /> Depti, Re ss - - VATIC - <br /> 'l a <br /> Concrete 1 ft <br /> 2 <br /> 0 4 50 9,29 fight brown,fine CLAY and SAND <br /> 50 dry <br /> 6 Grout <br /> ' CL—SC <br /> 8 <br /> 0 11,17 <br /> ' 10 25 <br /> 12 <br /> ' 0 14 100 17,17 medium brown CLAY and SAND <br /> 20 damp <br /> 16 <br /> 18 <br /> 99 90 8,18 <br /> ' 20 22 <br /> { 22 <br /> 23 ft <br /> 'j 34 24 100 15,25 grey fine SAND,Tittle silt <br /> 30 damp SM <br /> 26 <br /> 28 <br /> 60 100 8,12 <br /> 30 14 <br /> ' 32 <br /> 33 ft <br /> 175 34 1007 10,27 grey/green CLAY,some silt Grout <br /> 30 CL <br /> 36 <br /> medium grey CLAY,some silt <br /> '138 moist <br /> 61 BTEX 100 512 <br /> SUMMARY 0-1'concrete, 1-23'CLAY and SAND, 23-33'SAND little silt <br /> 33-45'CLAY some silt <br /> Boring terminated at 45 0 feet <br /> {' 30—Mar-93/JSP <br />