Section 293.390 – Standards for roof control — supply of materials required (coal mines).
Effective – 28 Aug 1959, 2 histories 293.390. Standards for roof control — supply of materials required (coal mines). — 1. The operator of every coal mine shall compile or have compiled a set of minimum standards for systematic roof control suitable to the roof conditions and mining system of his mine. After written approval […]
Section 293.400 – Coal dust controls.
Effective – 28 Aug 1959, 2 histories 293.400. Coal dust controls. — 1. The operator of a coal mine shall not permit excessive accumulation of coal dust in any part of the mine. Where mining operations raise an excessive amount of dust, water or water with a wetting agent added to it or other effective […]
Section 293.410 – Welding and cutting operations, ventilation, rock-dusting.
Effective – 28 Aug 1959, 2 histories 293.410. Welding and cutting operations, ventilation, rock-dusting. — In coal mines welding and cutting with electricity or flame shall be restricted to places where trolley locomotives are permitted to operate. Where it is necessary to do welding and cutting in face regions, perceptible ventilation is required, and such […]
Section 293.420 – Weighing regulations where coal miners paid by weight.
Effective – 28 Aug 1959, 2 histories 293.420. Weighing regulations where coal miners paid by weight. — 1. In all coal mines, the miners shall be paid by weight, and the operator of every coal mine shall provide and hereafter maintain suitable and accurate scales, which scales shall be examined, tested, and kept in thorough […]
Section 293.430 – State inspectors to check scales — refusal to allow test and fraudulent weighing, penalties.
Effective – 28 Aug 1959, 2 histories 293.430. State inspectors to check scales — refusal to allow test and fraudulent weighing, penalties. — 1. The division of mine inspection is the inspector of weights and measures at all coal mines in this state, and all inspectors thereof are authorized, empowered and directed to conduct frequent […]
Section 293.340 – Coal mines with twenty-five miners, signalmen required — hoisting cages furnished, when — penalty.
Effective – 28 Aug 1959, 2 histories 293.340. Coal mines with twenty-five miners, signalmen required — hoisting cages furnished, when — penalty. — 1. The owner, agent or operator of all coal mines employing twenty-five or more men, shall cause a competent person to be stationed at the top of the shaft, and a competent […]
Section 293.240 – Blasting cartridge requirements.
Effective – 28 Aug 1959, 2 histories 293.240. Blasting cartridge requirements. — It shall be unlawful for coal miners in any mine to charge a blasting hole with loose powder, or otherwise than with a properly constructed cartridge; and in dry and dusty mines, it shall be unlawful to load cartridges in the mines except […]
Section 293.250 – Violation of coal mining safety laws, penalty.
Effective – 28 Aug 1959, 2 histories 293.250. Violation of coal mining safety laws, penalty. — Every owner, agent or operator of any coal mine in this state, employing five or more persons, violating any of the provisions of sections 293.210 to 293.240, shall be deemed guilty of a misdemeanor, and on conviction shall be […]
Section 293.260 – Explosive strongbox required — employment of shot firers, duties — penalty.
Effective – 28 Aug 1959, 2 histories 293.260. Explosive strongbox required — employment of shot firers, duties — penalty. — 1. All owners, agents or operators of coal mines shall require of all miners or other persons employed in and about a mine, using gun or blasting powder or other explosives, to have and keep […]
Section 293.270 – Storage of over daily supply of explosives in mine prohibited.
Effective – 28 Aug 1959, 2 histories 293.270. Storage of over daily supply of explosives in mine prohibited. — No person, partnership or corporation, nor any agent of any such person, partnership or corporation, engaged in mining for coal, shall permit any blasting powder or any high explosive containing nitroglycerine, to be stored in any […]