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Menzer Quarry -Bond Estimation file name; BND_MD4 <br />Total Permit Area = 172.5 acres <br />Total Affected Area = 141.4 acres <br />Land Area Reclaimed = 1 acre <br />Model Title = Phase 1 with half of Planned Reclamat n <br />Model Description = Half of anticipated reclamation c pleted. <br />final benches. Remaining benches are int al form. <br />Internal benches are calculated at 1.5 ti es final lengths. <br />C~ <br />_\ <br />Some unreclaimed <br />Total Area in Model = \ 9~9.A~Cres <br />Assumed Reclaimed = 33.7 acres <br />Needing Reclamation = 66.T aeres <br />Area Final Benched = 19.9 acres (unreclaimed) <br />Area Internal Benched = 8i,8 ' 13.2 acres <br />Floor Area = 49.7 acres <br />Bench Backfilling - <br />Final Benches: <br />~pL-~ <br />Area Final Benched = 19.9 acres <br />Total Bench Length = 15290- feet <br />Mean Bench Wid[h = !50 feet <br />Bench Area = 7 ft <br />Fill slope gradient = 10 to 1 <br />Backfill Max Depth = 5 feet 5' trees; 3' grass <br />Backfill x-sec area = 125 sq ft <br />Total Backfill Volume = 1911250 cu ft <br />Total Backfill Volume = 70787 cu yds <br />Internal Benches <br />Area Internal Benched = 13.2 acres <br />Total Bench Length = 14298 feet <br />Mean Bench Width = ~S.. SEet~ <br />Bench Area = 357450 sq ft - <br />Fill slope gradient = 5 to 1 ~ ' <br />Backfill Max Depth = 5 feet 5' trees; 3' grass <br />Backfill x-sec area = 62.5 sq ft z ~ <br />Total Backfill Volume = 893625.00 cuff ~~ ; <br />To[al Backfill Volume = 33097 cu yds " ~ ~ f~"'~ -- <br />Total Backfill Volume = 103884 cu yds <br />Percent Native rock = 20.0°~ <br />Additional fill = 83107 cu yds <br />Cost / cu yd = $0.75 <br />Backfill cost = $62,330.56 <br />