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NOTES: Cross - Section locations shown on Sheet 1. <br />Topsoil. 10" of topsoil removed prior to Finished Bench elevations established. <br />Swell /Shrink Factors reference: Caterpillar Performance Handbook. <br />Load Factor: 0.80 = 25% swell (bank to loose yards) for clays, siltstone, sandstone. <br />Shrinkage: 9% (loose to compacted yards in bench). <br />Swell: 14% (bank yards to compacted yards). <br />NORTHFIELD MINE <br />FACILITY BENCH <br />CUT /FILL OVERBURDEN VOLUMES <br />CUT <br />FILL <br />Required <br />Required <br />Fill <br />Fill <br />Station <br />Fill <br />Fill <br />from <br />Balance <br />Cross <br />Area <br />Distance <br />Volume <br />Area <br />Volume <br />Cut <br />(+ or -) <br />Section <br />(s ft) <br />(lineal ft <br />(Bank CY <br />(s ft) <br />Com . C <br />(Comp. CY <br />Comp. CY <br />r' <br />0 +00 <br />grade <br />grade <br />grade <br />grade <br />grade <br />grade <br />Ys <br />3 +00 <br />grade <br />grade <br />grade <br />fir„ <br />grade <br />grade <br />grade <br />4 +70 <br />890.4 <br />150 <br />4,947 <br />211.0 <br />1,172 <br />5,639 <br />4,467 <br />6 +00 <br />786.3 <br />215 <br />6,261 <br />919.3 <br />7,320 <br />7,138 <br />(182) <br />9 +00 <br />394.5 <br />350 <br />5,114 <br />1769 <br />22,930 <br />5,830 <br />(17,100) <br />12 +00 <br />356.2 <br />216 <br />2,850 <br />1329.5 <br />10,636 <br />3,249 <br />(7,387) <br />14 +32 <br />623.9 <br />215 <br />4,968 <br />798 <br />6,357 <br />5,664 <br />(693) <br />15 +42 <br />515.6 <br />175 <br />3,342 <br />3,436 <br />3,810 <br />373 <br />SUBTOTALS <br />27,481 <br />51.852 <br />31,329 <br />(20,523 <br />Fill from Slope /Shafts Excavation <br />20,523 <br />TOTALS <br />27.481 <br />51,852 <br />31.329 <br />. UO <br />NOTES: Cross - Section locations shown on Sheet 1. <br />Topsoil. 10" of topsoil removed prior to Finished Bench elevations established. <br />Swell /Shrink Factors reference: Caterpillar Performance Handbook. <br />Load Factor: 0.80 = 25% swell (bank to loose yards) for clays, siltstone, sandstone. <br />Shrinkage: 9% (loose to compacted yards in bench). <br />Swell: 14% (bank yards to compacted yards). <br />