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i LOG OF DRILL HOLE <br /> G ® <br /> JOB NO.: SF02007A LOGGED BY: D Herold DRILL HOLE NO.: MW-13 <br /> PROJECT: Stockton RWCF GW Quality Monitoring CHECKED BY: J Seibold DRILLING DATE. 1 211 0/2 0 0 3 <br /> LOCATION: Entrance of RWCF ELEVATION: 10.1 feet <br /> DRILLING METHOD: Hollow Stem Auger,64nch DATUM: NAVD88 <br /> rr <br /> w-- <br /> o= F110 <br /> uJ LIMITS W <br /> w ? �_ �z �Q GEOTECHNiGAL DESCRIPTION aI Uj U Z(~7 as >0 U Z al" r Zii �Lu �Ic a o0- a AND CLASSIFICATION o^ o az o� <br /> a a� 0 0 0= oo 0< < rLL �'z �H rnN 0� or- <br /> W u3 m 0� a 00 Cy z Q h <br /> "ARTIFICIAL FILL(af)" <br /> --I]-inch Asphalt on tarred surface(no gravel baste._—— <br /> SILTY SAND(SM)red brown,damp,loose,micaceous. <br /> !SILT WI TH CLAY(CL)dark red brown,damp to moist. <br /> "ALLUVIUM(Qal)" <br /> SILTY SAND(SM/ML)red brown,damp to moist, <br /> I scattered fine gravel,very fine to fine grained sand, <br /> micaceous. <br /> 5 <br /> CLAY(CL)wlth'silt,dark gray with red brown mottling, <br /> with light gray calcareous nodules,damp. <br /> I SANDY SIFT(ML)wifh clay,dark yellow-brown,damp to <br /> moist,micaceous,with red-brown mottling,light gray <br /> 10- <br /> calcareous nodules. <br /> lncreasing mottling,_ <br /> CLAY(CL)dark gray to black,mottled rid brown, <br /> _calcareous nodules. <br /> SILTY CLAY(CL)olive gray to light red brown,damp to <br /> moist,medium plasticity,firm,root casts. _ <br /> Increasing silt,scattered fine gravel as large nodules to <br /> 314 inch. <br /> CLAYEY SILT(ML}light yellowish brown,moist,root <br /> 15 casts. <br /> Becoming medium gray to black mottling. <br /> ecomi�g L v _y MoistL1C T_ - <br /> �BSILT WITH CLAY(ML)oliv_e gray with red brown <br /> _mottHn92Tt,micaceous,trace v2y fineLgrained sand. - <br /> CLAYEY SILT(ML)olive gray,with abundant red brown <br /> mottling,moist,root casts,micaceous,scattered medium <br /> sand. <br /> 20 Light red brown and olive gray,wet,trace very fine to fine ; <br /> _grained sand micaceous_ <br /> SILTY CLAY(CL}light red brown_,da_mp to moist,firm to <br /> stiff. <br /> Becoming yellow brown,damp,with red brown mottling. <br /> Becoming red brown,damp to moist,mottled gray to dark <br /> red-brown. <br /> 0 <br /> SILT(ML)with clay,red brown,moist tc w©t <br /> SILTY CLAY CL red brown moist. - <br /> 1)Bottom of drill hole at 25 feet. <br /> g 2)Groundwater encountered at 17 feet, <br /> 3)Constructed Monitoring Well MW-13. <br /> a <br /> 0 <br /> LUJI <br /> SHEET 1 Of 1 LEGEND TO LOGS ON PLA I E A-2 <br /> PLATE A-1.13 <br />