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Surface Blasting Work Cont'd Task# 09A Page 3 of 3 <br />DRILLING AND EXPLOSIVES PREPARATION TIME <br />Job Condition Corrections: <br />JOB TIME AND COST <br />Total Drilling Length: <br />Unadjusted Drilling Rate: <br />Drilling Time: <br />Site Altitude: <br />Altitude Adjustment: <br />Job Efficiency Factor: <br />Adjusted Drilling Rate: <br />Explosives Prep. Time: <br />3,520 <br />112.00 <br />49.38 <br />6,600 <br />0.95 <br />0.67 <br />71.29 <br />53.03 <br />Total Job Time: <br />Unit cost: $2.766 per cu. yd. Total Job Cost: $33,214.18 <br />Total Materials Cost: $17,508.78 <br />linear feet <br />feet/hour <br />hours <br />feet <br />(DRMS est.) <br />(CH. Exc. HB) <br />feet/hour <br />hours <br />102.41 Flours <br />CIRCES Cost Estimating Software <br />