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r <br /> r <br /> SIERRA DAY FLBA, 18775 Tom Paine Road, Tracy CA <br /> Brief description of soils penetrated during work performed 11-21-1991 <br /> AUGER HOLE "A" <br /> _- <br /> ^1- -1 Clay & sandy clay; brawn to bluish-gray, <br /> 1C <br /> L 1 very sticky and plastic. <br /> I----I Auger hole located in driveway, no loam encountered <br /> 1 1 <br /> 1 CL 1 <br /> 1____I Clay & sandy clay as above <br /> ICL 1 <br /> I----I <br /> 1 1 As above <br /> 1 C�' 1 <br /> ' 441 <br /> 0" 1 As above <br /> I <br /> . 1C� 1 <br /> t 5 0" 1l As above <br /> 1 1 <br /> Ic41 <br /> 6 0" 11 As above _ <br /> I ! <br /> 1 CL 1 Occasional petroleum odor noted on fresh surfaces; <br /> I I No evidence of free product. <br /> ' 7 0" ___1____I As above PID reading-22 ppm <br /> 1 I <br /> 1Cl- i <br /> ' 8 0" -I_-__1 Clay & sandy clay as above <br /> 1 1 <br /> 1 CL 1 <br /> ' 9 0" 1i As above <br /> 1 C 1 PID reading at 9'6" - 6 ppm <br /> 10'0" 1_-L---1 Clay & sandy clay as above; occasional thin beds of <br /> ' 1 1 very fine to fine-grained silty sand <br /> I L l <br /> ' 11'00 <br /> 1 1 As above <br /> -lr k <br /> 1 1 <br /> 1CL 1 <br /> 12 0"___kI As above <br /> 1 1 <br /> 1CL 1 <br /> ' 13 0'__ <br /> -1-1----I---Sample taken at 13 - PID reading 2ppm <br /> 13'4"- i <br /> WM.J.HUNTER&ASSOC LITHOLOGIC DESCRIPTIONS PLOT 2A <br /> ' 2220 LOMA VISTA DR. <br /> SACRAMENTO,CA 95825 <br />