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6/23/2012 <br />Calclulations are based on work to a maximum of 48.9 affected acres which should be the maximum disturbed. <br />Of the 48.9 acres, 11.8 actually are creekbed which will not be reclaimed, leaving 37.1 net acres. <br />Backfillinq and aradinq <br />5,660 ft. Perimeter involved x <br />339,600 sq.ft. x <br />142,632 cu.ft. / <br />37.1 Ac. <br />1,955,676 cu.ft. <br />Dozer will move 795 CY/Hour <br />77,715 CY / <br />Replace Topsoil <br />0.42 ft. (inches of. topsoil) x <br />678,752 cu.ft. <br />Replace Overburdem (minimum anticipated) <br />808,038 cu.ft. <br />Speedy Mover will move 117 CY/Hour <br />25,139 CY <br />29.927 CY <br />55,066 CY <br />x 43,560 sq.ft. Area in Acre <br />Area previously calculated <br />/ 27 cu.ft. <br />/ <br />Converted Hansel Pit #1 Calculation Notes <br />60 ft. (slope distance) = <br />0.42 ft. (depth) = <br />27 cu.ft. = <br />Depth <br />Total Cubic Yards to move <br />795 CY/hour <br />/ 27 cu.ft. <br />/ 27 cu.ft. <br />1,616,076 = <br />(Total Area) <br />0.5 ft. (approx. feet of x 1,616,076 = <br />overburden) (Total Area) <br />339,600 sq.ft. <br />142,632 cu.ft. <br />5,283 CY <br />1,616,076 sq.ft. <br />339.600 sq.ft. <br />1,955,676 sq.ft. <br />1 ft. <br />1,955,676 cu.ft. <br />72,432 CY <br />5.283 CY <br />77,715 CY <br />= 97.8 Hrs. <br />678,752 cu.ft. <br />= 25,139 CY <br />808,038 cu.ft. <br />= 29,927 CY <br />117 CY/Hour = 470.7 Hrs. <br />