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STILES MINE <br /> La Salle,Colorado <br /> PROJECT NO: 1212092 LOG OF BORING B-3 DATE: 10/20/2021 <br /> RIG TYPE: CME66 SHEET 1 OF 1 WATER DEPTH <br /> (` FOREMAN: DO START DATE 10/20/2021 WHILE DRILLING 6' <br /> AUGER TYPE: 41/4"NSA FINISH DATE 10/20/2021 11/9/2021 5.3' <br /> SPT HAMMER: AUTOMATIC SURFACE ELEV NIA <br /> SOIL DESCRIPTION D N cU MC DD A4JMR8 400 SWELL <br /> 1YPELMn (BLOWSIFT) PS %) (PCF LL PI PRESSURE % M PSF <br /> TOPSOIL AND VEGETATION <br /> CLAYEY SAND(SC) 2 <br /> brown <br /> 4 <br /> SAND WTH SILT AND GRAVEL(SW-SM) CS 16 2.7 113.6 <br /> dark brown to brown,rust 6 <br /> Was to dense <br /> 8 <br /> 10 <br /> rs-. 3 8.2 <br /> 12 <br /> 14 <br /> I—SS 16 66 14.3 <br /> 18 <br /> 20 <br /> Fs—s 60/11" 21.5 <br /> 22 <br /> 24 <br /> I-SS 26 60111" 9.3 <br /> 28 <br /> 30 <br /> I'SS _ 56 19.8 <br /> 32 <br /> more grave _ <br /> 34 <br /> IS—S 36 60 18.7 <br /> CLAYSTONE 38 <br /> emy - - <br /> moderately hard to hard 40 <br /> ISS 60/3" 4600 26.1 <br /> BOTTOM OF BORING DEPTH 40.5' 42 <br /> 44 <br /> 46 <br /> 48 <br /> 50 <br /> Earth Engineering Consultants, LLC <br />