Mining Laws of Ohio, 1921 by Anonymous
page 45 of 157 (28%)
page 45 of 157 (28%)
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twenty feet of solid strata or a solid wall of brick or masonry not
less than twelve inches in thickness, except at two doors not more than five feet wide, which shall be made of steel plate not less than one-quarter inch in thickness and hinged to the solid strata or masonry without the use of wood; the ventilation for the stable shall be taken from main inlet air-course by a by-pass or separate split and returned to the main outlet air-course so that the air passing the stables will not enter the inward working places of the mine, and arranged so that the by-pass or split can readily be closed at both inlet and outlet sides of the stable by steel doors hinged to the solid strata or masonry without the use of wood; the construction of the stable inside shall be free from pine or light lumber; shall be of brick or masonry as much as practicable, and any timber used shall be of hardwood of a cross section not less than three by six inches; no hay or straw shall be taken into the mine or stable unless same be compressed into compact bales, and then only from time to time in such quantities as will be required for two days' use; no greater quantity of hay or straw shall be stored in the mine or stable, and when such is taken into the mine it shall be taken inside the stable at once; the lights used in the stable shall be incandescent electric lamps, placed so that same will not be injured by the stock or by persons required to enter the stable, or lanterns of railroad type suitable for using lard or signal oil, and only such oil shall be used therein; all refuse and waste shall be promptly removed from the stable and the mine, and shall not be allowed to accumulate. Stables constructed underground after the passage and approval of this act, shall be located not nearer than one hundred and fifty feet of any opening to the mine used as a means of ingress or egress. (Sec. 955, 960; Penalty, Sec. 976.) |
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