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DRILLING AND EXPLOSIVES PREPARATION TIME <br />Total Drilling Length: <br />Unadjusted Drilling Rate: <br />Drilling Time: <br />Job Condition Corrections: <br />Site Altitude: <br />Altitude Adjustment: <br />Job Efficiency Factor: <br />Adjusted Drilling Rate: <br />Explosives Prep. Time: <br />JOB TIME AND COST <br />36,595 <br />linear feet <br />82.00 <br />feet/hour <br />740.10 <br />hours <br />7,800 <br />feet <br />0.90 <br />(DRMS est.) <br />0.67 <br />(CH. Exc. HB) <br />49.45 <br />feet/hour <br />139.05 <br />hours <br />Total Job Time: 879.15 Hours <br />Unit cost: $1.216 per cu. yd. Total Job Cost: $826,468 <br />