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2120!2014 Converted I Partnership Gravel Pit Calculation Notes <br />The converted MMM Partnership Pit will have a total of 27.8 acres. The effective mined area is 26.1 acres. . <br />While not yet released, approximately 4.2 acres within the original permit have been mined and revegetated. <br />This reduces the net effective area to be reclaimed to be 21.9 acres <br />1) The area of excavation will be mined as close to a slope of 3:1 as possible and finished at 3:1. <br />2) All topsoil will be re- applied to the excavations lying outside the creekbed. No overburden is anticipated. <br />3) The slopes will be prepared and seeded as recommended by the Natural Resource Conservation Service. <br />4) Existing topsoil is 2-3" in depth. That is what will be replaced. <br />Backfillina and aradin <br />5,055 ft Perimeter involved x <br />909,900 sq.ft x <br />227,475 cuff / <br />21.9 Ac. x <br />180 ft (slope distance) _ <br />0.25 ft (depth) _ <br />27 cuff = <br />43,560 sq.ft Area in Acre = <br />Area previously calculated + <br />Depth x <br />1,863,864 cu.ft / 27 cu.ft = <br />Total Cubic Yams to move <br />Dozer will move 795 CY/Hour <br />77,457 CY / 795 CY/hour = <br />Replace Topsoil <br />0.5 ft (inches of. topsoil) x 953,964 = <br />(Total Area) <br />476,982 cu.ft. <br />/ 27 cu.ft <br />Speedy Mover will move 117 CY/Hour <br />17.666 CY <br />17,666 CY / <br />117 CY/Hour <br />909,900 sq.ft. <br />227,475 cuff <br />8,425 CY <br />953,964 sq.ft <br />909.900 sqA <br />1,863,864 sq.ft. <br />0.25 ft <br />465,966 cu.ft <br />69,032 CY <br />8.425 CY <br />77,457 CY <br />97.4 Hrs. <br />476,982 cu.ft <br />17,666 CY <br />151.0 Hrs. <br />