Federal Mine Health and Safety Inspection Amendments of 1949: Hearings Before a Special Subcommittee of the Committee on Education and Labor, House of Representatives, Eighty-first Congress, First Session, on H. R. 3023, a Bill Amending Public Law 49, Seventy-seventh Congress, Providing for the Welfare of Coal Miners and for Other PurposesU.S. Government Printing Office, 1949 - 536 páginas Considers (81) H.R. 3023. |
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Página 60
... detonators , and Cardox heater elements . b . Surface magazines for storing and distributing high explosives in amounts exceeding 125 pounds shall be- 1. Reasonably bulletproof and constructed of incombustible material or cov- ered with ...
... detonators , and Cardox heater elements . b . Surface magazines for storing and distributing high explosives in amounts exceeding 125 pounds shall be- 1. Reasonably bulletproof and constructed of incombustible material or cov- ered with ...
Página 61
... detonators are hauled in the same explosives car or in the same special container , they shall be separated by at least a 4 - inch sub- stantially fastened hardwood partition or the equivalent . 3. Permissible explosives and detonators ...
... detonators are hauled in the same explosives car or in the same special container , they shall be separated by at least a 4 - inch sub- stantially fastened hardwood partition or the equivalent . 3. Permissible explosives and detonators ...
Página 62
... detonators shall be kept shunted or the ends twisted to- gether until ready to connect to the firing cable . g . Shots shall not be fired from the power or signal circuit while any men are in the mine . h . Roof and faces of working ...
... detonators shall be kept shunted or the ends twisted to- gether until ready to connect to the firing cable . g . Shots shall not be fired from the power or signal circuit while any men are in the mine . h . Roof and faces of working ...
Página 63
... detonators or electric squibs , a waiting period of at least 5 minutes shall elapse before anyone returns to the shot . After such failure , the blasting cable shall be disconnected from the source of power and the battery end short ...
... detonators or electric squibs , a waiting period of at least 5 minutes shall elapse before anyone returns to the shot . After such failure , the blasting cable shall be disconnected from the source of power and the battery end short ...
Página 79
... detonators , and blasting . - a . The provisions contained in Information Circular 7350 , entitled " Inspection Standards for Strip Mines ( Coal and Lignite ) , " shall apply , except that in lieu of standards 4.06 and 4.11 , article IV ...
... detonators , and blasting . - a . The provisions contained in Information Circular 7350 , entitled " Inspection Standards for Strip Mines ( Coal and Lignite ) , " shall apply , except that in lieu of standards 4.06 and 4.11 , article IV ...
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Términos y frases comunes
19 north accidents adequate air samples anthracite ARTICLE BAILEY bituminous coal black powder blasting brattice Bureau of Mines cables cages carbide lamps cars Centralia Coal cleaned clearance coal dust coal mines coal-mine inspectors committee Congress detonators doors drills electric equipment employees entries examination face Federal coal-mine Federal inspectors Federal Mine Safety fire fireproof flame safety lamp foreman fuse gassy guarded HALEY haulage roads hazards hoisting HOLT ignited inby inches incombustible installed insulated KELLEY last open crosscut least lignite loading machines located locomotives MAIZE man-trip Marion County McCONNELL methane miners mining machines officials operations outby Pennsylvania percent PERKINS permissible flame safety persons places power wires present protection recommendations record rock dust Safety Code Section shaft bottom shelter holes shot firers surface Surface magazines switches timbering tion tipple trip trolley wire underground United Mine Workers ventilation violations WERDEL West Frankfort west south WIER
Pasajes populares
Página 435 - The Government then of the United States can claim no powers which are not granted to it by the Constitution; and the powers actually granted must be such as are expressly given, or given by necessary implication.
Página 435 - The power of Congress over interstate commerce is not confined to the regulation of commerce among the states. It extends to those activities intrastate which so affect interstate commerce or the exercise of the power of Congress over it as to make regulation of them appropriate means to the attainment of a legitimate end, the exercise of the granted power of Congress to regulate interstate commerce.
Página 437 - But apart from the common law as to restraint of trade thus taken up by the statute the law is full of instances where a man's fate depends on his estimating rightly, that is, as the jury subsequently estimates it, some matter of degree. If his judgment is wrong, not only may he incur a fine or a short imprisonment, as here; he may incur the penalty of death.
Página 47 - It leaves open, therefore, the widest conceivable inquiry, the scope of which no one can foresee and the result of which no one can foreshadow or adequately guard against.
Página 4 - ... the Secretary of the Interior, acting through the United States Bureau of Mines, or to any duly authorized representative of such Bureau, upon request, complete and correct information to the best of his knowledge concerning any or all accidents involving bodily injury or loss of life which occurred in such mine during the calendar year in which the request is made or during the preceding calendar year.
Página 8 - Every owner, lessee, agent, manager, superintendent, or other person having control or supervision of any coal mine the products of which regularly enter commerce or the operations of which substantially affect commerce...
Página 326 - In bituminous-coal and lignite mines the quantity of air reaching the last open crosscut in any pair or set of entries shall not be less than six thousand cubic feet a minute, except that the quantity of air reaching the last open crosscut in any pair or set of entries in pillar sections may be less than six thousand cubic feet a minute if not less than six thousand cubic feet of air a...
Página 4 - For the purpose of obtaining information relating to health and safety conditions in such mines, the causes of accidents involving bodily injury or loss of life in such mines, or the causes of occupational diseases originating in such mines...
Página 5 - There are hereby authorized to be appropriated, out of any moneys in the Treasury not otherwise appropriated, such sums as may be necessary for the due execution of this Act. SEC. 11. For the purposes of this Act, the term "commerce...
Página 88 - Cages used for handling men shall be equipped with safety catches that act quickly and effectively in an emergency. (d) Cages shall be inspected daily. A test of safety catches on cages shall be made at least every 2 months. A written record shall be kept of inspections and tests which shall be open for inspection by interested persons.