Ohio Revised Code Search

...The mine foreperson shall each day enter plainly or have entered in ink, in a book provided for that purpose, a report of the condition of the mine, which report shall clearly state any danger that such mine foreperson has observed during the day, or any danger reported to the mine foreperson by the mine foreperson's assistants, the fire bosses, or the shot firers when employed. The report shall also state whether o...

... minute; (B) Only permissible electric equipment is used; (C) The air does not pass over trolley or other bare power wires; (D) An official certified under this chapter and Chapters 1561., 1563., and 1565. of the Revised Code is continually testing the gas content of the air during the mining operations therein. At working faces and other places where methane has accumulated and is likely to attain an explosive m...

...Every outside fan installed after September 2, 1941, at any coal mine shall be placed at least twenty feet from the side or mouth of the shaft entry or slope with which it is connected for ventilating purposes and shall be of fireproof construction. Explosion doors shall be provided in a direct line with the mine opening. Upon the written order of the chief of the division of mineral resources management, all main m...

...Booster and blower fans may be installed only with the approval of the chief of the division of mineral resources management, following the submission by the owner, lessee, or agent of a definite plan of ventilation in which it is proposed to use such fans and the reason therefor. No operator of a mine shall refuse or neglect to comply with this section.

...In case of an accident to a ventilating fan, or its machinery, whereby the ventilation of the mine may be seriously interrupted, the electric power shall be shut off. The mine foreman shall order the men to withdraw from the mine immediately, and he shall not allow them to return to their work until the ventilation has been restored and the mine has been thoroughly examined by him, or by a foreman or fire boss, and r...

...The mine foreperson shall see that careful watch is kept over the ventilating apparatus and airways, and that the volume of the ventilating current is measured at least once each week at the inlet and outlet, at or near the face of all entries, and at that point in the mine where distribution to the various working sections begins. Such measurements shall be noted in duplicate on blanks furnished by the division of m...

...Any person ordered by the mine foreman to withdraw from the mine because of the interruption of the ventilation shall not re-enter the mine until permission to do so has been granted after a thorough inspection has been made and the mine is found to be in a good and safe condition by the mine foreman.

...Motormen, trip riders, and drivers in charge of haulage trips, passing through doors used as a means of directing the ventilation, shall see that such doors are closed promptly after the trip passes through. No person shall refuse or neglect to comply with this section.

...No person shall damage or without authority alter, or make connection to, any portion of an electrical system of any mine location in this state.

... except in case of systems of mining or equipment approved by the chief. (L) When necessary to carry bare wires down shafts or slopes used as traveling ways, the wires shall be thoroughly protected so that persons cannot inadvertently come in contact with them. (M) When positive machine feed wires are extended into rooms, they shall be placed not nearer than four feet from the rail where the room is of sufficient w...

...ns and operation of alternating current equipment, but may augment the same to provide additional safeguards. When exercising this authority, the division shall give due consideration to the safety experience in regard to similar installations and the similar operation thereof under similar conditions. (E) The mine foreperson shall have posted at the mine opening, and in all permanent substations therein, a copy of ...

...At all stripping mines where alternating current is used to operate shovels or to convert alternating current to direct current, and where the machines used for this purpose are installed on the shovel or building attached thereto, or where armored cables are used to conduct the current from the main transmission line to the shovel, all machines and armored cables so installed or used shall be grounded in a manner ap...

...The frame and bed plates of generators, transformers, motors other than low voltage mobile motors, and all metallic cable covering other than trailing cables, shall be efficiently grounded. No owner, lessee, agent, or operator of a mine shall violate this section.

...In gaseous mines or portions of mines as defined by section 1563.02 of the Revised Code, a sufficient number of shot firers shall be employed. The shot firer shall charge, tamp, and fire all holes properly placed, and refuse to charge any holes not properly placed. Whenever such shot firers are required to be employed, it shall be unlawful for any one other than a shot firer to charge, tamp, or fire any blast within ...

...In all gaseous mines, as defined in section 1563.02 of the Revised Code, no black powder shall be used for blasting coal and all shots shall be fired by a shot firer. No owner, lessee, agent, or operator of a mine shall violate this section.

...No employee, worker, or miner shall have in the employee's, worker's, or miner's possession inside of an underground mine more than one twenty-five pound keg or box of blasting powder or other explosives. Every person who has powder or other explosives in an underground mine shall keep the same in a wooden box suitable to contain the original container of such explosive. Such box shall be kept at all times at least t...

...Blasting powder or explosives shall not be taken into or out of a mine, or moved from place to place in a mine, along any entry or haulway where there are electric wires, while the power is on such wires, except when such powder or explosive is conveyed in insulated cars, boxes, or packages. No operator, or miner shall refuse or neglect to comply with this section.

...Whenever a workman is about to open a box, package, or keg, containing powder or other explosives, and while handling the same, he shall place and keep his lamp at least five feet distant from such explosives, and in such a position that the air current cannot convey sparks to it. No person shall approach nearer than five feet to any box, keg, or package, containing powder or other explosives, or within five feet of ...

...Powder, explosives, and working tools shall not be taken down or up a hoisting shaft in a cage when men are going down or up, nor shall such articles be taken down or up a stairway used for ingress and egress of persons. No miner or owner, lessee, agent, or operator of a mine shall violate this section.

...No employee in a mine, who is about to fire a shot with a squib, shall shorten the fuse, saturate it with oil, or ignite it, except at the extreme end; he shall see that all persons are out of danger from the probable effects of such shot, and if it is a rib shot, he shall notify the persons working next to him on said rib before firing said shot, and shall take measures to prevent anyone approaching by shouting "fir...

...At a mine where the firing of shots is restricted to specific times, no miner shall fire a shot until the time appointed for him to do so, and then only in such rotation as designated.

...When a miner drills holes in the face of coal for blasting and such drill hole bottoms in the permanent roof, he shall not charge or fire such drill hole. No miner shall drill a new hole in such a way that any part of it shall be within twelve inches of any part of an unused drill hole or one in which there has been a misfired shot. No miner shall drill out or attempt to drill out the charge or tamping in a misfired ...

...A miner after firing a shot shall not leave the mine until he has determined whether or not such shot has misfired. If a shot misfires, such miner shall so report to the foreman in charge of the section in which he works before he leaves the mine.

...After each blast, the miner shall exercise great care in examining the roof and coal, and shall secure them safely before beginning to load coal. No person shall refuse or neglect to comply with this section.

...The owner, lessee, or agent of any mine shall not order or permit solid shooting in a mine unless the owner, lessee, or agent has obtained written permission to do so from the chief of the division of mineral resources management, who may issue such permit when in the chief's judgment such solid shooting is necessary for the just and reasonably profitable operation of such mine. No owner, lessee, agent, or operator ...