Handbook for Methane Control in Mining - AMMSA

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U.S. Department of Labor, Mine Safety and Health Administration, Pittsburgh Health TechnologyCenter, Ventilation Division, Investigative Report No. P297–V203.Dupree WA Jr., Schroeder ME, Baran JN [1993]. Face ventilation investigation: Island CreekCoal Company, Ohio No. 11 mine, I.D. No. 15–03178, Morganfield, Union County, Kentucky,May 25–27, 1993. Pittsburgh, PA: U.S. Department of Labor, Mine Safety and Health Administration,Pittsburgh Safety and Health Technology Center, Ventilation Division, InvestigativeReport No. P380–V283.Hagood [1980]. A high-capacity face ventilation system. In: Proceedings of the Second InternationalMine Ventilation Congress (Reno, NV, November 4–8, 1979). Littleton, CO: Society ofMining Engineers.Halfinger G Jr. [1984]. Feasibility of a machine-mounted scrubber system for ventilating coalmine working faces. Ingersoll-Rand Research, Inc. U.S. Bureau of Mines contract No.J0199080. NTIS No. PB85185742.Haney RA, Gigliotti SJ, Banfield, JL [1982]. Face ventilation systems performance in lowheightcoal seams. In: Proceedings of the First Mine Ventilation Symposium (Tuscaloosa, AL,March 29–31, 1982).Haney RA, Smith GE, Denk JM [1983]. Evaluation of a face ventilation system using amachine-mounted dust collector. In: Proceedings of the Sixth Annual Mining Institute,(Tuscaloosa, AL, October 11–12, 1983).Jayaraman NI, Volkwein JC, Kissell FN [1990]. Update on continuous miner dust scrubberapplications. Min Eng 42(3):281–284.Kissell FN, Bielicki RJ [1975]. Methane buildup hazards caused by dust scrubber recirculationat coal mine working faces: a preliminary estimate. Pittsburgh, PA: U.S. Department of theInterior, Bureau of Mines, RI 8015. NTIS No. PB240684.Kissell FN, Wallhagen RE [1976]. Some new approaches to improved ventilation of the workingface. In: Proceedings of the NCA/BCR Coal Conference (Louisville, KY, October 19–21,1976), pp. 325–338.Kissell FN, Banfield JL, Dalzell RW, Zabetakis MG [1974]. Peak methane concentrations duringcoal mining: an analysis. Pittsburgh PA: U.S. Department of the Interior, Bureau of Mines,RI 7885.Luxner JV [1969]. Face ventilation in underground bituminous coal mines. Washington, DC:U.S. Department of the Interior, Bureau of Mines, RI 7223.McNider T, Grygiel E, Haynes J [1987]. Reducing frictional ignitions and improving bit lifethrough novel pick and drum design. In: Proceedings of the Third Mine Ventilation Symposium(University Park, PA, October 12–14, 1987), pp. 119–125.51
52Mott ML, Chuhta EJ [1991]. Face ventilation investigation: Monterey No. 1 mine, ID No. 11–00726, Monterey Coal Company, Carlinville, Macoupin County, Illinois, January 15–17, 1991.Pittsburgh, PA: U.S. Department of Labor, Mine Safety and Health Administration, PittsburghHealth Technology Center, Ventilation Division, Investigative Report No. P350–V254.Muldoon T, Bartlett P, Schroeder W [1982]. Improving check curtains, line curtains, and extensibleface ventilation systems. Waltham, MA: Foster-Miller Associates. U.S. Bureau of Minescontract No. J0100075. NTIS No. PB83216242.Phillips HR [1996]. Identify methods to reduce the risks of frictional ignition hazards. Finalproject report, project COL 226. Braamfontein, Republic of South Africa: Safety in MinesResearch Advisory Committee (SIMRAC) (www.simrac.co.za).Phillips HR [1997]. To establish the current status of research, development, and operationalexperience of wet-head cutting drums for the prevention of frictional ignitions. Final projectreport, project COL 426. Braamfontein, Republic of South Africa: Safety in Mines ResearchAdvisory Committee (SIMRAC) (www.simrac.co.za).Ruggieri SK, Babbitt C, Burnett J [1985a]. Improved spray fan system: installation guide.Waltham, MA: Foster-Miller Associates. U.S. Bureau of Mines contract No. J0113010.NTIS No. PB86165065.Ruggieri SK, Muldoon TL, Babbitt C, Lee E [1985b]. Improved diffuser and spray fan systemsfor ventilation of coal mine working faces. Waltham, MA: Foster-Miller Associates. U.S.Bureau of Mines contract No. J0113010. NTIS No. PB86168440.Schultz MJ, Fields KG [1999]. Dust control considerations for deep cut mining sections. SMEpreprint 99–163. Littleton, CO: Society for Mining, Metallurgy, and Exploration, Inc., 4 pp.Schultz MJ, Beiter DA, Watkins TR, Baran JN [1993]. Face ventilation investigation: ClarkElkhorn Coal Company, Ratliff mine No. 110, I.D. No. 15–16121, Rockhouse Creek, PikeCounty, Kentucky, September 21–24, 1993. Pittsburgh, PA: U.S. Department of Labor, MineSafety and Health Administration, Pittsburgh Safety and Health Technology Center, VentilationDivision, Investigative Report No. P385–V286.Smith GE, Stoltz RT [1990]. Face ventilation investigation: Greenwich Collieries No. 2 mine,ID No. 36–02404, Greenwich Collieries Company, a division of Rochester and Pittsburgh CoalCompany, Cookport, Indiana County, Pennsylvania, August 28–30, 1990. Pittsburgh, PA: U.S.Department of Labor, Mine Safety and Health Administration, Pittsburgh Health TechnologyCenter, Ventilation Division, Investigative Report No. P342–V246.Smith G, Stoltz R [1991]. Deep-cut mining investigation: case study. In: Proceedings of theFifth U.S. Mine Ventilation Symposium (Morgantown, WV, June 3–5, 1991).
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TMIC 9486Information Circular/2006H
Page 3 and 4:
ORDERING INFORMATIONCopies of Natio
Page 5 and 6: ILLUSTRATIONS—ContinuedPage4-6. U
Page 8: HANDBOOK FOR METHANE CONTROL IN MIN
Page 11 and 12: 4Below 5%, called the lower explosi
Page 13 and 14: 6reduced pressure, except at very l
Page 15 and 16: 8Static electricity. Protection aga
Page 17 and 18: 10Figure 1-4.—Estimated methane c
Page 19 and 20: 12LAYERING OF METHANE AT THE MINE R
Page 21 and 22: 14good eyesight. 24methane level.Ot
Page 23 and 24: 16a material balance indicated that
Page 25 and 26: 18As an example, assume that themet
Page 27 and 28: 20Figure 1-10.—Relative frequency
Page 29 and 30: 22Davies AW, Isaac AK, Cook PM [200
Page 31 and 32: 24Margerson SNA, Robinson H, Wilkin
Page 33 and 34: CHAPTER 2.—SAMPLING FOR METHANE I
Page 35 and 36: 29USING PORTABLE METHANE DETECTORST
Page 37 and 38: Out-of-range gas concentrations in
Page 39 and 40: Figure 2-3.—Recorder chart from a
Page 41 and 42: 35Industrial Scientific Corp. [2004
Page 43 and 44: 38peaks, not the overallmethane lev
Page 45 and 46: 40hung on J-hook assemblies, which
Page 47 and 48: 42Methane dilution effectiveness.Th
Page 49 and 50: 44found that effective scrubber ope
Page 51 and 52: 46When the scrubber exhaust is not
Page 53 and 54: 48Methane monitors are usually moun
Page 55: 50to use radial bits instead of con
Page 59 and 60: 54Service, Centers for Disease Cont
Page 61 and 62: 56Methane accumulationsaround thesh
Page 63 and 64: 58corner and by 43% at supportNo. 4
Page 65 and 66: 60When using water sprays to reduce
Page 67 and 68: 62Cecala AB, Zimmer JA, Thimons ED
Page 69 and 70: 64DESIGNING BLEEDER SYSTEMSAs part
Page 71 and 72: 66Caved area characteristics. The c
Page 73 and 74: 68then move this gas into the activ
Page 75 and 76: 70perform tests to determine whethe
Page 77 and 78: 72A major purpose of the bleeder sy
Page 79 and 80: 74• Inlets to the pillared area n
Page 81 and 82: 76REFERENCESCFR. Code of federal re
Page 83 and 84: 78Methane is released into each min
Page 85 and 86: 80Figure 6-1.—Gas content of coal
Page 87 and 88: 82Figure 6-3.—Simplified illustra
Page 89 and 90: 842. In-mine inclined or vertical b
Page 91 and 92: 861. Packed cavity method and its v
Page 93 and 94: 88Table 6-3.—Methane capture rati
Page 95 and 96: 90Early experiences with this metho
Page 97 and 98: 9211. At the surface installation (
Page 99 and 100: 94• Estimated cost for moderately
Page 101 and 102: 96Thakur PC [1981]. Methane control
Page 103 and 104: 98Anomalous, unanticipated methane
Page 105 and 106: 100Vertical methane drainage boreho
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102Figure 7-2 shows a mine entry ap
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104obvious solution to this problem
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106Figure 7-8.—Hypothetical gas c
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108Lama and Bodziony [1998] compile
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110In-mine methane drainage systems
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112Iannacchione AT, Ulery JP, Hyman
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114More sophisticated reservoir eng
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116coal lithotype on gas content is
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118FORECASTING REMAINING GAS-IN-PLA
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120⎛ y⎞⎜⎛⎞ ⎛ ⎞= ⎜
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122emissions. The geometry and size
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124Reservoir models require a subst
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126King GR, Ertekin T [1989a]. A su
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128an area of 314 ft 2 would requir
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130In the case of the abovementione
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132FILLING SHAFTS AT CLOSED MINESFi
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134Hinderfeld G [1995]. Ventilation
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136To calculate the effectiveinert,
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138exhaust. The remaining diesel ex
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140required only 4 min. As a result
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142Figure 11-1.—Desorption test a
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144enclosed in a tunnel-like struct
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146Kolada RJ [1985]. Investigation
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148air in a 6-ft by 9-ft by 6.5-ft
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150represents flammable mixtures. F
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152• In Eastern Europe, petroleum
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154Category II applies to domal sal
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1562. Monitoring for gas and taking
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158These mines typically have large
Page 165 and 166:
160Dave Graham is the safety and he
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162Figure 13-2.—Examples of metha
Page 169 and 170:
164REFERENCESAndrews JN [1987]. Nob
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166APPENDIX A.—ONTARIO OCCUPATION
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169CHAPTER 14.—PREVENTING METHANE
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Ways to confirm the presence of gas
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173The tunnel face is usually venti
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175Figure 14-5.—TBM ventilation s
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face. While one of these elements a
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179ELIMINATING IGNITION SOURCESElec
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181INDEXAAbnormally gassy faces....
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183NNatural ventilation, coal silos
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Delivering on the Nation’s Promis
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