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Issue link: https://coal.epubxp.com/i/110818
Blue Creek/ Seam 26 www.coalage.com 144- 132 Herrin E No. 6 Herrin No. 6 Sugar Camp Foresight Energy New Future AmCoal No. 6 Herrin AmCoal No. 6 Herrin Mach Mining New Era Herrin Foresight Energy Foresight Energy No. 6 Deer Run 72 80 70- 70 65- 72 96 216 ILLINOIS (5) Arch Coal 72 80 70- 70 65- 84 74- 96 156 96- 108 1,400 1,150 1,350 1,400 1,400 1,080 1,000 6,800 11,000 7,000 11,000 19,000 6,000 12,000 19,000 16,000 15,000- 16,000 10,250- 15,000 84- 108 West Elk Wadge 805 800 845 1,000 12,000 Peabody Energy 132 132 132 108- 132 1,000 12,000- 180 D 72 84- 1,040 Twentymile Oxbow Mining 168 108- B Blue Mountain Energy Elk Creek 84- Bowie Resources Deserado 240 Bowie Mines No. 2 B Blue Creek Drummond Co. Inc. COLORADO (5) 72 Mary Lee/ Shoal Creek 84- Blue Creek Cliffs Resources 70 12,000 65 60- Oak Grove Pratt 13,000 8,700 Walter Energy 1,040 1,060 8,500- 80 69 4,900 2,600 - North River No. 1 53 53 850 Panel length (ft) 900 350 650 500 600 1,200 600- 1,650 1,400- 2,000 500- 900 400- 1,700 1,100- 1,150 1,000 600 400- 1,600 1,600 1,600 Overburden (ft) 3 3 3 3 3 3 3 3 3 3 3 4 3 4 4 4 No. of gate entries 42 32 32 42 42 42 39.4 30 32 36 42 42 36 36 36 36 Depth of cut (inches) DDR 1,650 Joy 7LS-1D DDR 1,650 Joy 7LS-1D Shearer DDR 2,000 Joy 7LS2A DDR 1,625 Joy 7LS1A DDR 1,625 Joy 7LS1A DDR 2,000 Joy 7LS2A DDR 2,000 Joy 7LS5 DDR 2,805 Cat EL3000 DDR 2,360 Joy 7LS5 DDR 1,692 Joy 7LS3A DDR 1,249 Joy 4LS5 DDR 1,930 Joy 7LS2 DDR 2,091 Joy 7LS5 DDR 1,650 Joy 7LS-1D DDR 1,625 Joy 7LS1A DDR 1,650 Walter Energy 85 Panel width (ft) Mary Lee Mary Lee Blue Creek No. 7 45 Cutting height (inches) Joy 7LS-1D Blue Creek/ Walter Energy Seam height (inches) Blue Creek/ Mary Lee Blue Creek No. 4 ALABAMA (6) Mine Company (parent) 2000 Jumbotrac 1500 AEMI 2010 AEMI 2000 Jumbotrac 2000 Jumbotrac Jumbotrac 2000 Jumbotrac 2000 Jumbotrac 2000 Ultratrac Dynatrac 2000 Ultratrac 2000 Ultratrac 2000 Ultratrac 2000 Ultratrac 2000 Ultratrac 2000 Ultratrac Haulage system 1,200 Cat 1087 AEMI 1,053 AEMI 1,200 Cat 1,200 Cat 1,271 Cat 1,327 Cat 813 Cat 910 Joy 813 Cat 955 Joy 800 Joy 813 Cat 1,300 Joy 1,243 Cat 1,300 Joy Roof support yield (tons) 48 TIB 3x1,900 Cat 42 TIB 3x1,000 AEMI 48 TIB 3x 1960 AEMI 48 TIB 3x1,900 Cat 48 TIB 3x1,900 Cat 48 TIB 3x1,650 Cat 42 TIB 2x1,250, 1x1,900 Cat 42 TIB 3x800 Cat 38 TIB 2x900 Joy Mining Machinery 34 TIB 2x600 Cat 48 TIB 3x1,000 Cat 42 TIB 3x1,000 Longwall Associates 42 TIB 3x1,000 Longwall Associates 42 TIB 3x1,200 JWR with CSTs 42 TIB 3x1,000 JWR 42 TIB 3x700 JWR Face conveyor type (strand, motors) 371 988/ 370 890/ 370 1,000/ 371 988/ 371 988/ 371 1,188/ 371 1,188/ 260 988/ 450 860/ 280 925/ 320 1,342/ 384 1,000/ 350 890/ 305 1,000/ 305 1,000/ 305 1,000/ Face conveyor width (mm)/ speed (fpm) 1,388 mm, VFD Caterpillar 1,024 mm, 475 fpm MEC 1,300 mm, 475 fpm MEC 1,388 mm, VFD Caterpillar 1,388 mm, VFD Caterpillar 1,380 mm, 464 fpm Caterpillar 1,588 mm, 520 fpm Caterpillar 1,388 mm, 423 fpm Caterpillar 1,220 mm, 410 fpm Joy Mining Machinery 988 mm, 350 fpm Caterpillar 1,424 mm, 385 fpm Caterpillar 1,700 mm, 420 fpm Joy Mining Machinery 1,294 mm, 490 fpm Longwall Associates 1,300 mm, 420 fpm JWR 1,300 mm, 420 fpm JWR 1,300 mm, 420 fpm JWR Stageloader type width, speed Cat MEC MEC Cat Cat Cat Cat Cat Joy Cat Cat Associates Longwall Associates Longwall JWR JWR JWR Crusher Electrical Intermountain MCI MCI Electrical Intermountain Electrical Intermountain Machine Service Machine Service Machine Service Machine Service Machine Service Machine Service Machine Service Machine Service Tech Tri- Tech Tri- Tech Tri- Electrical controls 4,160 4,160 4,160 4,160 4,160 4,160 4,160 2,300 2,300 2,300 4,160 4,160 4,160 4,160 4,160 2,300 Voltage to face u.s. longwall census continued February 2013