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JOB ii CLWNT LOCATION <br /> EA ENGINEERING, t7tX73R E:«on Slockton,Ca-Pershing <br /> SCI NCIj <br /> ND DRILLING ANDSAWLIN( WITIODS <br /> EMTECHNOLOGY,INC. <br /> LOG OF SOIL BORING MW9 t 1 inch hollow stem auger'with a 2.S inch split spoon sampler. <br /> Kvilhuag DnIling Co.St.Lia No.482390 . <br /> Coord'inel= 121 19'12'west <br /> 37 59'13"north WATERLEYEL 19:80 19.80P�:Df:L <br /> LIN�NISH <br /> Elevation top of cast hj: 7.79 ft. TINE I 1:40 18:50 7�DATE 2-24-88 2-24-8i3_9� 10:3U <br /> k Cnaing bolawsurfecP: 0.4 ft. REFERENCE DAA DATE <br /> To(C T of C 2-24-88 2-24-88 <br /> _LU; <br /> _j 2 SURFACE CONDITIONS concrete sidewalk/driveway apron <br /> S <br /> i! h � O <br /> "'o 0 a9 DESCRIPTION by <br /> Peter Kahn <br /> concrete <br /> •I ' rf•"r, sand fill <br /> 2-- <br /> 4 <br /> 18 7 <br /> 15-14 3 S clayey silt(MH)brown,dry,stiff,moderately <br /> Q MH plastic,no odor,OVA=Oppm. <br /> 7 <br /> 18 8.5 �.:• :: <br /> Y 16 20 <br /> 9 clayey silt(MH),brown,stiff,dry,stiff,no odor <br /> r+ OVA=Oppm ,calcium carbonate in fractures and <br /> 40— <br /> as mottling. <br /> ry` 2 <br /> L <br /> tg/ 10 <br /> 13 13.3 <br /> j" 4 silt(MH),brown dry,minor clay,no odor,OVA=Oppm <br /> calcium carbonate mottling. <br /> 15 <br /> clay (CL),brown moist. <br /> / <br /> 10- 7 pr, <br /> 10 B <br /> 1818 30 18.5 -` silt (MH),brown,no odor,dry,OVA=Oppm <br /> 20 MH <br /> - Page lot 2 <br /> .r <br />