Laserfiche WebLink
Ripping Activity: <br />.7/ <br />WORKSHEET NO. 7 <br />PRODUCTIVITY AND HOURS'REQU1RED FOR RIPPER- EQUIPPED DOZER USE <br />Characterizatioon of Dozer and Ri Used: <br />7 <br />Productivity Calculations: <br />Cycle time = ( 2 °.= " fi / 88 fpm) + Di j 3 <br />cut length speed turn <br />time <br />Cs (L iit - 1.) +\1 <br />Project <br />Date /D <br />DR <br />Description of Ripping (ripping depth, cut spacing, cut length, and material to be ripped): <br />= Z <br />min /pass <br />Passes /hour = <br />5 min /hr . 3 min /pass = ,7. / passes /hr <br />work hour cycle time <br />factor <br />Volume cut = ( ft x 7 ft x Znobolp ft) / 27 ft = 1O37 bank yd /pass <br />per pass tool cut cut yd <br />penetration spacing length <br />2 3 = a2d 5 Y 3 <br />Ripping Production = �� `� 7 bank yd /p x �� � � passes /hr bank d /hr <br />Hours Required = 6—//g5.21 bank yd 3 <br />: ZsO bank yd , /hr = , hrs <br />volume hourly <br />to be ripped production <br />Calculate separate dozer hauling of ripped material In each lift on Worksheet No. 5, using <br />material factor to account for swell. <br />Data Sources: <br />C 0 ,( - 2z <br />c /AUX, <br />Vi i..- �q, 8 <br />