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I ' <br /> CONDOR EARTH TECHNOLOGIES - Geological Lo BORING NO SB-2 <br /> 9 PAGE T OF 2 <br /> PROJECT NO 1707 DATE 5/7/98 <br /> PROJECT CANEPA'S CAR WASH PACIFIC AVE TOTAL DEPTH 70 <br /> LOCATION STOCKTON, CA HOLE DIAMETER 8" <br /> DRILLING CONTRACTOR SPECTRUM HAMMER WEIGHT AND FALL 110lb/30" <br /> DRILL EOLIIP CME 95 SURFACE CONDITIONS CONCRETE <br /> DRILLING METHOD CONTINOUS SAMPLING Auger DEPTH TO STATIC WATER 10' <br /> LOGGED BY R D MEADE <br /> OEPTH a P FIELD DESCRIPTION SAMPLE VOLATILE <br /> (FTI a ORGANIC REMARKS <br /> u a o D H o u uo VAPORS <br /> a u <br /> inti-0 /ID m u u 1: u K Win) <br /> O Owmi zs 50 75 <br />' CONCRETE H Drill mode <br /> A SP=Simulprobe <br /> PEA GRAVEL N DV=Drive <br /> 2D <br /> CLAY block Hand dug 10 -6 no sample <br /> 3 100% highly plastic Fines moist Firm <br /> 9 <br /> 5 no sampl no odor PID 0 ppm <br /> 6 DVT <br /> 7 <br /> B <br /> 10 CL SILTY CLAY medium reddish brown SB2-10 no odor P10 0 ppm <br /> l0C% highly plastic Fines <br /> 11 stiFF to Friably moist <br /> T1L <br /> 13 <br /> 1� SILTY CLAY med reddish brown <br /> 15 CL 100% moderate to highly plastic Fires SE12-15 no odor S,mulprobe gas <br /> saFt to stiFF and crumbly in 6 zones SP P-10 10 ppm <br /> 16 low moisture DM staining GAS Soil sample PID 0 ppm <br /> 17 DV <br /> 18 <br /> CL SANDY CLAY with SILT <br /> 19 80% moderate plastic Fines <br /> 20 ML S82-20 vary Fine sand loose low mo+s'ure 582-20 n❑ odor PID 0 ppm <br /> CLAYEY SILT med reddish brawn <br /> L1 100% moderote plostic Fines Friable low calor change <br /> moisture green gray / reddish brown <br /> 22 mottling Fine root casts lined with CcCO3 <br /> 23 CaCO3 veins <br /> 29 SM iiINTERFACE nod old gos odor a 25 <br /> Soil sample PID 35 ppm 0 25 <br /> 6 SILTY SAND bluish gray S132-25 Color change to <br /> 90% low p}ostic Fines SP It reddish brown 0 26 <br /> 26 60% very Fine sand very Firm CoCO3 GAS Sail sample PID 150 ppm o 26 <br /> 5B2-26 Simulprobe PID >2 000 0 26 <br />' 27 =sen« oa cis s cc:cr wag's D v i <br /> Trans Ilion w/ increase <br /> 28 percent of sand <br /> Calor change o Ze <br /> 29 <br /> 30 SILTY SAND grayish brown SB2-30 strong odor PID >20nn ppm <br /> 90% low to moderate plestic Fines <br /> 31 10% very Fine sand Firm CaCO3 <br /> cementing Imoderatel <br /> 32 SM SILTY BAND It reddish brown <br /> 30% Iei4 to moderate plastic Fines <br /> 33 70% Fine to medium sand roorsen <br /> With depth loose Iow moisture <br /> 39 <br /> 11L CLAYEY SILT light brown <br /> 35 SB1-35 Strong odor, PIO >2000 Pem <br /> I <br />