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<br />1' <br />TURNPIKE RESERVOIR <br />ERIE, COLORADO <br />PROJECT NO: 1082030 DATE: APRIL 2008 <br /> LOG OF BORING B5 APPROX. GROUND SURFACE ELEV. 4931.2 <br />RIG TYPE: CME-76 SHEET 1 OF 2 WATER DEPTH <br />FOREMAN: DG START DATE 3/25/2008 WHILE DRILLING 9.0' <br />AUGER TYPE: 4.114" H.S.A. FINISH DATE 312612008 AFTER DRILLING N/A <br />SPT HAMMER: AUTOMATIC N 40'06'08.1" - W 105° 02' 34.1" 24 HOUR N/A <br />SOIL DESCRIPTION D N OU MC DD A-LIMITS -2D0 SWELL <br />TYPE (FEET) (81. WSIFT) (PSF) (%) (PCF) LL PI f%) PRESSURE %Q 600 PSP <br />SANDY LEAN CLAY (CL) 1 <br />brown, medium stiff to stiff _ <br />with scattered gravel 2 <br /> 3 <br />4927 4 <br />SILTY SAND WITH GRAVEL _ <br />tan, grey, rust, medium dense to dense SS 5 48 2.4 <br /> 6 <br /> 7 <br /> 8 <br /> 9 <br />' interbedded cobbles with increased depths Fss 10 50111" 7.4 <br /> 11 <br /> 12 <br />4918 13 <br />CLAYSTONE/SANDSTONE ISILTSTONE <br />gray 14 <br />weathered, moderately herd to hard <br />1 <br />• classified as (SILTY, SANDY CLAY - CL) 1, 15 s0/8" 8000 18.4 109.7 25 NP 52.4 <br /> 16 <br /> 17 <br /> 18 <br /> 19 <br /> Ess 20 50/5" 7000 14.8 <br /> 21 <br /> 22 <br /> 23 <br /> 24 <br /> CS 25 5015" 11.8 108.1 <br />Continued on Sheet 1 of 2 <br />Earth Engineering Consultants