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TURNPIKE RESERVOIR <br />ERIE, COLORADO <br />PROJECT NO: 1082030 <br />DATE: APRIL 2008 <br /> LOG OF BORING B-9 APPROX. GROUND SURFACE ELEV. 4923.8 <br />RIG TYPE: CME-75 SHEET 1 OF 2 WATER DEPTH <br />FOREMAN: DG START DATE 3/28!2008 WHILE DRILLING 26.0' <br />AUGER TYPE: 4.114" H.S.A. FINISH DATE 3/26/2008 AFTER DRILLING N/A <br />SPT HAMMER: AUTOMATIC N 40° 05'53.8" - W 105.02' 48.4" 24 HOUR N/A <br />SOIL DESCRIPTION D N OU MC DD A-UMRB •200 SWELL <br />TYPE (FEET) (SLOWSIFT) (PSF) (%) (PCF) LL Pi (%) PRESSURE %@ 600 PSF <br /> <br />CLAYSTONE/SANDSTONE <br />1 <br />gray <br />moderately hard to hard 2 <br /> 3 <br /> 4 <br />'intermittent sandstone lens <br /> SS 5 60/3" 9000+ 12.6 <br /> 6 <br /> 7 <br /> 8 <br /> 9 <br /> CS 10 50/6" 9000+ 11.1 99.6 <br /> 11 <br /> 12 <br /> 13 <br /> 14 <br /> FSS 15 5016" 10.9 <br /> 16 <br /> 17 <br /> 18 <br /> <br />[ <br />- 19 <br />classified as (LEAN CLAY - CL) C <br />S 20 5016" 9000+ 10.1 107.5 38 23 95.6 <br /> 21 <br /> 22 <br /> 23 <br /> 24 <br /> SS 26 5016" 9000+ 11.1 <br />Continued on Sheet 1 of 2 <br />Earth Engineering Consultants