Imágenes de páginas

last preceding survey of every mine in active operation shall be made in every twelve months prior to July first of every year, and the result of such survey, with the date thereof, shall be promptly and accurately entered upon the original map; and a true, correct and accurate copy of said extended map shall be forwarded to the inspector of coal mines so as to show all changes in plan of new work in the mine, and all extensions of old workings to the most advanced face or boundary of said workings which have been made since the last preceding survey; and the parts of the mine abandoned or worked out after the last preceding survey shall be clearly indicated and shown by colorings, which copy must be delivered to such inspector of coal mines within thirty days after the last survey is made. When any coal mine is worked out or is about to be abandoned, or indefinitely closed, the owner, operator, lessee or person in charge of the same shall make or cause to be made a complete and extended map of said mine, and the result of the same shall be duly extended on all maps of the mine and copies thereof so as to show all excavations and the most advanced workings of the mine and their exact relations to the boundary or section lines on the surface, and deliver to the inspector a copy of the completed map. The State coal mine inspector shall order a survey to be made of the workings of any mine and the result to be extended on the maps of the same, and the copies thereof, whenever in his judg ment the safety of the working men, or the safety of an adjoining mine requires it; and if not made by the owner, operator, lessee or person in charge when ordered by the inspector, it shall be made or caused to be made by the inspector and paid for by the State, and the amount collected from the owner, operator, lessee or person in charge, as other debts are collected.

Abandoned Mines.

SEC. 10. When approaching abandoned workings and when within not less than sixty feet of the same, the excavations in approaching the said workings shall not exceed eight feet in width, and there shall be constantly kept one bore hole near the center not less than twenty feet in advance, and one flank bore hole on each side, of not less than fifteen feet in length.


SEC. 11. For the purpose of ventilation the mines shall be furnished with not less than one hundred cubic feet of air per minute for each person employed in the mine, or three hundred cubic feet of air per minute for each machine, mule or other draught animal in the mine, the measurements to be made at any point of the intake airways. The amount

of air shall be so distributed as to give all employes air of reasonable purity to keep the working places in a healthy condition, free from noxious gases and deleterious air, and no more than one hundred men to work on any split of air. In mines generating explosive gas of a sufficient quantity to be detected by an ordinary safety lamp, the quantity shall not be less than two hundred cubic feet of air per minute for each person and six hundred cubic feet for each machine, mule or other draught animal, and the mine shall be operated with locked safety lamps and examined by a competent person each morning before the men enter their working places. Doors, Breakthroughs and Brattices.

SEC. 12. Doors, curtains or brattices shall be placed in such places as may be designated by the mine manager. All doors set on entries, for the purpose of conducting ventilation shall be made sufficiently tight to effectually obstruct the air current. Breakthroughs shall be made every sixty feet, first breakthrough in rooms not to exceed thirty feet from entry; all breakthroughs must be not less than five feet wide at any point in said breakthrough. It shall be the duty of mine owners to close, or cause to be closed, all entry breakthroughs with airtight brattices with the exception of the one nearest the working place of the employes, or two if necessary, no obstruction of any kind to be placed in the breakthrough nearest the working place. Curtains shall not be permanently used on entries or airways without the written. consent of the State inspector of coal mines.

Purity of Oil.

SEC. 13. Only pure animal or vegetable oil or other means for illuminating purposes equally as safe and free from smoke or offensive odor shall be used in any coal mine in this State; and for the purpose of determining the purity of oils the State Board of Health shall fix a standard of purity of the said oils and establish regulations for testing the same, and when so determined and established it shall be recognized by all of the courts of this State. And in any case when any material, substance or other means of illuminating is used for illuminating purposes, as by this act contemplated, any ref use part thereof remaining after use which gives off any gas or offensive odor shall, by the person using it, be removed from the mine at the end of his day's work. Any person, firm or corporation, either by themselves, agents or employes selling or offering to sell for illuminating purposes in any mine in this State any adulterated or impure oil, or oil not recognized by the State Board of Health as suitable for illuminating purposes, or other substance to be used for illuminating purposes not equally as safe and free from smoke or offensive odor as oils contemplated by this act, shall be deem

ed guilty of a misdemeanor, and upon conviction thereof shall be fined not less than twenty-five dollars nor more than one hundred dollars for each offense; and any mine owner, lessee, operator or employe thereof who shall knowingly use, or any mine owner, lessee or operator who shall knowingly permit to be used for illuminating purposes in any mine in this State, any impure or adulterated oil or any oil or other means of illuminating, the use of which is forbidden by this act, shall upon conviction thereof, be fined not less than five dollars nor more than twenty-five dollars.

Regulations for Oil.

SEC. 14. The oiling or greasing of cars inside of any mine is strictly prohibited, unless the place where said oil or grease is used is thoroughly cleaned at least once each working day to prevent the accumulation of waste oil or grease on the roads or in the drains at that point. Not more than two barrels of lubricating oil shall be permitted in any mine at one time, and it shall be kept in a fireproof building, cut out of solid rock, or made of masonry or concrete of sufficient thickness to insure safety in case of fire. But this shall not prevent a sufficient quantity of oil being sent in for machines.


SEC. 15. In all coal mines in this State where electricity is or shall be used as a part of the system power or means of mining and securing the coal from said mine, the wiring shall be carefully and thoroughly insulated or protected, except trolley and negative wires, so that the person or animals coming in contact therewith shall not be injured thereby.

Gasoline Engines, Location, Approval, Hand Fire Extinguish


SEC. 16. Where gasoline engines are used in the coal mines, the exhaust must be properly cared for, and all gasoline pumps shall be placed in such position that the fumes from the pumps will not vitiate the air or injure the health of the employes. The supply of gasoline required for the operation of said pump or engine shall not exceed one day's supply, and shall be taken into the mine only in sealed metal tanks, so constructed that the oil supply can be changed without pouring the oil from one tank to another. At all hoisting shafts, air shafts, escape shafts and places of exit, boiler and engine rooms, stables in mines and places where gasoline engines are used, there shall be kept ready for use at all times at least two good hand fire extinguishers, conveniently placed for immediate use when needed.

Boiler and Engine Room Location.

SEC. 17. All boiler and engine rooms to be located or constructed on the surface at any mine, from and after the enactment of this act, shall be constructed of non-combustible material, except rafters, roof-boards, studding and coal bins, which shall be kept whitewashed; and in no case shall the boiler room be placed within less than sixty feet of the hoisting shaft, slope or drift, and no obstruction shall be placed between the engine room or hoisting shaft, so as to obstruct the view of the engineer.

Inflammable Buildings.

SEC. 18. It shall be unlawful to erect any inflammable building within one hundred feet of the fan house, and in any building erected between fan house and hoisting shaft no explosives shall be stored.

Wash Houses.

SEC. 19. For the protection of the health of the employes hereinafter mentioned, it shall be the duty of the owner, operator, lessee, superintendent of, or other person in charge of every coal mine, at the request in writing of twenty or more employes of such mine, or in event there are less than twenty men employed, then, upon the written request of one-third of the number of employes employed, to provide a suitable wash room or wash house for the use of persons employed, so that they may change their clothing before beginning work and wash themselves and change their clothing after working. Said room shall be separate from the engine or boiler room, and shall be maintained in good order, be properly lighted and heated and be provided with clean, cold and warm water.

Time for Constructing Escape Shafts or Other Exits. SEC. 20. In all mines there shall be allowed six months to make escape shafts or other means of exit, as provided by law, the time to date in all cases from hoisting of coal from main shaft, slope or drift, but not more than twenty-five persons shall be employed in such mine at any time until the provision of the law relating to escape shafts, or other means of exit, shall have been complied with, and after the expiration of the period above mentioned, it shall not be operated until made to conform to the provisions of law with reference to the escape shaft or other means of exit.

Two Places of Egress.

SEC. 21. The owner, operator, lessee or person in charge of any mine hereafter constructed and operated by shaft, or one having a slope or drift opening in which five or more

persons are employed, shall construct and maintain at least two distinct openings, which in mines operated by shaft shall be separated by natural strata of not less than three hundred feet in breadth, and in mines operated by slope or drift, not less than two hundred feet in breadth, to which ingress and egress at all times shall be unobstructed to the employes and persons having occasion to use the same as escape ways or place of exit from the mine.

Escape Shafts Equipped with Stairway. How Constructed.

SEC. 22. All escape shafts hereafter constructed not provided with hoisting appliances as hereinafter provided, shall have stairs at an angle of not more than forty-five degrees in ascent, nor less than eighteen inches wide in the clear, with proper, safe and substantial landing at convenient and easy distances and equipped with good and substantial hand rails or banisters. If shaft be used for an escape shaft and air shaft, that part of the shaft used as an escape way shall be divided and partitioned closely with good and substantial material from the part used as an air shaft, all of which shall be kept in a safe condition as by this act provided.

Escape Shaft Equipped with Hoisting Apparatus.

SEC. 23. All escape shafts not provided with stairs shall be provided with suitable appliances for hoisting underground workmen, ready for use at all times, both day and night, while the workmen are at labor, which hoisting apparatus shall be separate and apart from the hoisting shaft, and the equipment shall include a depth indicator brake on the drum, steel or iron cage, safety catches on cages and covers on cages to securely protect any person while on the cage.

Traveling Ways. How Constructed. Sign Boards.

SEC. 24. In any mine affected by this act, and every seam of coal worked therein there shall be constructed, kept and maintained, safe and accessible traveling ways from the escape ways or place of exit to main haulage roads, which shall be maintained free from falls of roof, standing water, or other obstructions. At all points where the passage or traveling ways to the escapment shaft or place of exit intersect other road ways or entries, conspicuous sign boards shall be placed thereat, indicating the way to such place of exit. Escape Ways Kept Free from Foul Air, Ice and Obstructions.

SEC. 25. The escape way shall be ventilated and kept free from vitiated air, accumulations of ice and obstructions of every kind; nor shall steam or heated air be discharged therein during the day time, unless an attendant be kept in charge thereof and the equipment so arranged that the steam or

« AnteriorContinuar »