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SIGNAL RESERVOIR MODIFICATIONS/IMPROVEMENTS <br /> BRIGHTON,COLORADO <br /> PROJECT NO 1122096 DATE. NOVEMBER 2012 <br /> LOG OF BORING B-3 APPROX GROUND SURFACE ELEVATION=5149 <br /> RIG TYPE: CME45 SHEET 1 OF 2 WATER DEPTH <br /> FOREMAN. DG START DATE r 10/29/2012 WHILE DRILLING 0 None <br /> AUGER TYPE' 4"CFA FINISH DATE 1 10/29/2012 AFTER DRILLING NIA <br /> SPT HAMMER MANUAL N 39 9633,W 10489758 24 HOUR NIA <br /> SOIL DESCRIPTION D N ou MC Do A-LIMITS -200 SWELL <br /> TYPE (FEET) (BLOWS/FT) (PSF) I%) (PCF) LL I PI (%) PRESSURE % SOO PSF <br /> TOPSOIL&VEGETATION _ <br /> 1 <br /> LEAN CLAY with SAND(CL) _ <br /> brown 2 <br /> medium dense <br /> wrath calcareous deposits 3 <br /> 4 <br /> I <br /> 5 24 9000+ 141 47 49 813 <br /> Composite Sample"C"B-2 and B-3 <br /> `UPPER 10-feet of cohesive subsoils 6 <br /> Standard Proctor Density-ASTM D698 Results <br /> Maximum Dry Density=104 0 pcf 7 <br /> Optimum Moisture Content=18 0 <br /> Soil Classification-LEAN CLAY with SAND(CL) 8 <br /> 9 <br /> Ess <br /> 10 11 9000+ 129 <br /> 11 <br /> 12 <br /> 13 <br /> 14 <br /> brown/grey/rust SS 15 30 9000+ 198 <br /> 16 <br /> 17 <br /> 18 <br /> 19 <br /> CLAYSTONEISILTSTONE/SANDSTONE SS 20 34 9000+ 23.3 <br /> grey,rust,olive,moderately hard to hard <br /> 21 <br /> 22 <br /> 23 <br /> 24 <br /> SILTSTONE/CLAYSTONE <br /> grey/rust,wth calcareous deposits SS 25 37 8000 17.7 <br /> Continued on Sheet 2 of 2 <br /> Earth Engineering Consultants <br />