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s? <br />TURNPIKE RESERVOIR <br />ERIE, COLORADO <br />PROJECT NO: 1082030 DATE: APRIL 2008 <br /> LOG OF BORING 8-8 APPROX. GROUND SURFACE ELEV. 4933.6 <br />RIG TYPE: CME-75 SHEET 1 OF 2 WATER DEPTH <br />FOREMAN: DG START DATE 312512008 WHILE DRILLING 8.0' <br />AUGER TYPE: 4-1/4" H.S.A. FINISH DATE 312512008 AFTER DRILLING N/A <br />SPT HAMMER: AUTOMATIC N 40.05'51,2*'- W 105° 02'43.2'* 24 HOUR N/A <br />SOIL DESCRIPTION D N Ou MC Do A-UMrte -200 SWELL <br />TYPE (FEET) (BLOWSIM (PSF) I%) (PCF) LL PI (%I PRESSURE 600 PSF <br />SILTY SAND & GRAVEL 1 <br />tan, grey, rust, dense to very dense _ <br /> 2 <br /> 3 <br /> 4 <br />'interbedded cobbles with increased depths _ <br /> SS <br />F 5 50 2.8 <br /> 6 <br /> 7 <br /> 8 <br />4925 9 <br />CLAYSTONE/SANDSTONE ISILTSTONE <br />gray SS 10 5018" 9000+ 17.8 <br />weathered, moderately hard to hard _ <br /> 11 <br /> 12 <br /> 13 <br /> 14 <br /> CS 15 50/4" 3500 15.1 97.7 <br /> 16 <br /> 17 <br /> 18 <br /> 19 <br />• classified as (SANDY LEAN CLAY - CL) SS 20 5015" 12.0 31 18 6443 <br /> 21 <br /> 22 <br /> 23 <br /> 24 <br /> SS 25 5015" 9000+ 11.4 <br />Continued on Sheet 1 of 2 <br />Earth Engineering Consultants