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SIGNAL RESERVOIR MODIFICATIONS/IMPROVEMENTS <br /> BRIGHTON,COLORADO <br /> PROJECT NO' 1122096 DATE NOVEMBER 2012 <br /> LOG OF BORING B-1 APPROX GROUND SURFACE ELEVATION=5145 <br /> RIG TYPE CME45 SHEET 1 OF 1 WATER DEPTH <br /> FOREMAN DG START DATE 1 0/2 91201 2 WHILE DRILLING 0 None <br /> AUGER TYPE. 4"CFA FINISH DATE 1 012 91201 2 AFTER DRILLING NIA <br /> SPT HAMMER MANUAL N 39 99737,W 104 90066 24 HOUR NIA <br /> SOIL DESCRIPTION D N QU MC DD A-LIMITS -200 SWELL <br /> TYPE (FEET) (BLOWWFT) (PSF) (%) (PCF) ILLPI (%) PRESSURE % 500 PSF <br /> SANDY LEAN CLAY(CL) 1 <br /> brown _ <br /> stiff to very stiff 2 <br /> wrath calcareous deposits _ <br /> 3 <br /> Composite Sample"B"B-1 and B-7 4 <br /> "Upper 10-feet of Cohesive Subsoils _ <br /> Sod Classification-SANDY FAT CLAY(CH) ESS <br /> 5 11 1 9000+ 7.4 1 63 20 658 <br /> 6 <br /> 7 <br /> 8 <br /> 9 <br /> Composite Sample"A"B-1 and B-5 SS 10 11 9000+ 7.6 30 12 375 <br /> *10 0'to 20 0 below existing site grades <br /> Standard Proctor Density-ASTM D698 Results 11 <br /> Maximum Dry Density=116 0 pcf <br /> Optimum Moisture Content =13 5 12 <br /> Soil Classification-CLAYEY SAND(SC) <br /> 13 <br /> 14 <br /> SS 15 4018" 9000+ 84 30 12 375 <br /> SANDSTONE I SILTSTONE I CLAYSTONE _ <br /> brown/tan/rust 16 <br /> moderately hard to hard <br /> 17 <br /> 18 <br /> 19 <br /> E,, <br /> 20 50 11.5 <br /> 21 <br /> 22 <br /> 23 <br /> 24 <br /> CLAYSTONE/SILTSTONEl SANDSTONE <br /> grey/brown/rust hard SS 25 50 8000 268 <br /> BOTTOM OF BORING DEPTH 25 5' <br /> Earth Engineering Consultants <br />