msha hoisting regulations

Air that has passed by or through unsealed abandoned or unsealed inactive areas and contains 0.25 percent or more methane shall. 57.12003 Trailing cable overload protection. (b) While cutting or drilling is in progress, equipment not approved by MSHA under the applicable requirements of 30 CFR parts 18 through 36 shall remain at least 100 feet from the face or bench being mined. Disconnecting switches that can be opened safely under load shall be provided underground at all branch circuits extending from primary power circuits near shafts, adits, levels and boreholes. (2) Effective January 20, 2007, a miner's personal exposure to diesel particulate matter (DPM) in an underground mine must not exceed an average eight-hour equivalent full shift airborne concentration of 350 micrograms of total carbon per cubic meter of air (350TC g/m3). Access to stationary electrical equipment or switchgear. (a) A properly sized tow bar or other effective means of control shall be used to tow mobile equipment. Auxiliary fans shall not be used to ventilate work places during the interruption of normal mine ventilation. Primer. NFPA No. (d) Have devices to prevent accidental dumping where the bucket is supported by a bail attached to its lower half. Mine operators seeking further information regarding the construction and installation of falling object protective structures (FOPS) may consult the following national consensus standards, as applicable. Where restricted clearance creates a hazard to persons, the restricted clearance shall be conspicuously marked. Capped fuse means a length of safety fuse to which a blasting cap has been attached. learn more about the process here. Hoisting heavy equipment or material. Static electricity dissipation during loading. 57.4203 Extinguisher recharging or replacement. Cables shall enter metal frames of motors, splice boxes, and electrical compartments only through proper fittings. The Mine Safety and Health Administration (MSHA) (/ m /) is a large agency of the United States Department of Labor which administers the provisions of the Federal Mine Safety and Health Act of 1977 (Mine Act) to enforce compliance with mandatory safety and health standards as a means to eliminate fatal accidents, to reduce the frequency and severity of nonfatal accidents, to . Fixed, unburied, flammable or combustible liquid storage tanks shall be securely mounted on firm foundations. Protection against moving or runaway railroad equipment. Such flags or lights shall be attached to the end of the projection or be carried by persons walking beside or behind the projection. (3) Located in areas free of combustible materials or in areas where any exposed combustible materials are coated with one inch of shotcrete, one-half inch of gunite, or other noncombustible material with equivalent fire protection characteristics. In such an event, and during other emergencies, the hoist operator shall accept instructions to direct movement of the conveyances only from authorized persons. Such wall or partition shall be constructed of reinforced concrete or other noncombustible equivalent, and provided with pressure-relief devices. When an operator of self-propelled mobile equipment is present, persons shall notify the equipment operator before getting on or off that equipment. MSHA will accept such a certifying statement annually, without regard to format, if it is made available at the time of inspection. Oxygen cylinders shall not be stored in rooms or areas used or designated for storage of flammable or combustible liquids, including grease. The concentration of methane in such mines is not explosive nor capable of forming explosive mixtures if mixed with air as illustrated by Table 1 above, entitled Relation Between Quantitative Composition and Explosibility of Mixtures of Methane and Air. 57.19055 Availability of hoist operator for manual hoists. If levels of permissible exposures to concentrations of radon daughters different from those prescribed in 57.5038 are recommended by the Environmental Protection Agency and approved by the President, no employee shall be permitted to receive exposures in excess of those levels after the effective dates established by the Agency. 57.22501 Personal electric lamps (I-A, I-B, I-C, II-A, II-B, III, IV, V-A, and V-B mines). Water gel. Isolation or insulation of communication conductors. (2) An alarm system for blower malfunctions and an evacuation plan to assure safety of personnel in the event of a failure. For information on the availability of this material at NARA, call 2027416030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html. 57.19003 Driving mechanism connections. 57.16017 Hoisting heavy equipment or material. For at least 200 feet inside the mine portal or collar timber used for ground support in intake openings and in exhaust openings that are designated as escapeways shall be, (a) Provided with a fire suppression system, other than fire extinguishers and water hoses, capable of controlling a fire in its early stages; or, (b) Covered with shotcrete, gunite, or other material with equivalent fire protection characteristics; or. 57.16006 Protection of gas cylinder valves. Grounding transformer and switchgear enclosures. (b) Exposed surfaces on the intake side of stoppings constructed of combustible materials or foam-type blocks shall be coated with at least one inch of construction plaster containing perlite and gypsum; at least one inch of expanded vermiculite, Portland cement and limestone; or other coatings with equivalent fire resistance. (c) Berms may have openings to the extent necessary for roadway drainage. Safety chains or other suitable locking devices shall be provided across connections to and between high pressure oxygen hose lines of 1-inch inside diameter or larger. (b) Hitches and slings used to hoist materials shall be suitable for the particular material handled. Society of Automotive Engineers (SAE) minimum performance criteria for falling object protective structures (FOPS) SAE J231January, 1981. (b) A respirator program consistent with the requirements of ANSI Z88.21969, published by the American National Standards Institute and entitled American National Standards Practices for Respiratory Protection ANSI Z88.21969, approved August 11, 1969, which is hereby incorporated by reference and made a part hereof. Any substance classified as an explosive by the Department of Transportation in 49 CFR 173.53, 173.88, and 173.100. Buckets shall not be overloaded, and feed shall be regulated to prevent spillage. (3) Equipped with starting and stopping controls located at the fan and at another accessible remote location. Diesel equipment shall be shut off or immediately removed from the affected area; and. Subpart TSafety Standards for Methane in Metal and Nonmetal Mines, Title 49 of the Code of Federal Regulations. [69 FR 38840, June 29, 2004, as amended at 80 FR 52987, Sept. 2, 2015]. 21, 2003; 80 FR 52988, Sept. 2, 2015]. And one of the key officials making sure it all runs smoothly is Dnipro Mayor Borys Filatov a tough-talking, chain-smoking, brawny man with a flair for the dramatic and hunger for adventure . (4) Vented or otherwise constructed to prevent development of pressure or vacuum as a result of filling, emptying, or atmospheric temperature changes. 3, 2006]. All headframes shall be constructed with suitable design considerations to allow for all dead loads, live loads, and wind loads. Persons shall not work or travel between machinery or equipment and the highwall or bank where the machinery or equipment may hinder escape from falls or slides of the highwall or bank. Ladderways constructed after November 15, 1979, shall have a minimum unobstructed cross-sectional opening of 24 inches by 24 inches measured from the face of the ladder. (d) Defects on self-propelled mobile equipment affecting safety, which are not corrected immediately, shall be reported to, and recorded by, the mine operator. (a) If methane reaches 1.0 percent in the mine atmosphere, ventilation changes shall be made to reduce the methane. Shaft landings shall be equipped with substantial safety gates so constructed that materials will not go through or under them; gates shall be closed except when loading or unloading shaft conveyances. Mine operators seeking further information in the area of fire prevention and control may consult the following national consensus standards. (b) An operator must retain a record at the mine site of the training required by this section for one year after completion of the training. Where restricted clearance creates a hazard to persons on mobile equipment, warning devices shall be installed in advance of the restricted area and the restricted area shall be conspicuously marked. Damaged or deteriorated wire rope shall be removed by cutoff and the rope reterminated where there is. The following definitions apply in this subpart. Booster means any unit of explosive or blasting agent used for the purpose of perpetuating or intensifying an initial detonation. All blasting lines shall be insulated and kept in good repair. (i) Installed at or near shaft stations of intake shafts and any shaft designated as an escapeway under 57.11053 or at other locations that provide equivalent protection; (ii) Constructed and maintained according to Table C3; (iii) Provided with a means of remote closure at landings of timbered intake shafts unless a person specifically designated to close each door in the event of a fire can reach the door within three minutes; (iv) Closed or opened only according to predetermined conditions and procedures; (v) Constructed so that once closed they will not reopen as a result of a differential in air pressure; (vi) Constructed so that they can be opened from either side by one person, or be provided with a personnel door that can be opened from either side; and, (2) Mechanical ventilation reversal. (10) Significant changes in the ventilation system projected for one year. 75.1400-1 Open flames shall not be used in atmospheres containing 0.5 percent or more methane. (b) the one-day supply shall be kept at least 25 feet away from any mine opening except during transit into the mine. 57.22215 Separation of intake and return air (I-A, II-A, III, and V-A mines). 57.22225 Auxiliary equipment stations (I-C mines). If a drill helper assists the drill operator during movement of a drill to a new location, the helper shall be in sight of, or in communication with, the operator at all times. Open flames shall not be permitted underground except for welding, cutting, and other maintenance operations, and for igniting underground retorts in a Subcategory I-A mine. 57.19056 Availability of hoist operator for automatic hoists. (c) Provisions shall be made for control or containment of the entire volume of the fuel line so that leakage will not create a fire hazard. 57.22311 Electrical cables (II-A mines). (g) Diameter reduction due to wear that exceeds six percent of the baseline diameter measurement. or existing codification. 57.9314 Trimming stockpile and muckpile faces. Railed landings, backguards, and other protection for fixed ladders. (2) The term introduced does not include engines that were previously part of the mine inventory and rebuilt. (3) By properly assembled anchor bolts, clamps, or wedges, provided that the attachment is a design feature of the hoist drum. Before welding, cutting, or applying heat with an open flame to pipelines or containers that have contained flammable or combustible liquids, flammable gases, or explosive solids, the pipelines or containers shall be. user convenience only and is not intended to alter agency intent When rails are moved, replaced, or broken bonds are discovered, they shall be rebonded within three working shifts. the hierarchy of the document. Persons shall not ride in skips or buckets with muck, supplies, materials, or tools other than small hand tools. Outburst means the sudden, violent release of solids and high-pressure occluded gases, including methane in a domal salt mine. Storage facility means the entire class of structures used to store explosive materials. Asbestos means chrysotile, cummingtonite-grunerite asbestos (amosite), crocidolite, anthophylite asbestos, tremolite asbestos, and actinolite asbestos. (3) Delineators are installed along the perimeter of the elevated roadway so that, for both directions of travel, the reflective surfaces of at least three delineators along each elevated shoulder are always visible to the driver and spaced at intervals sufficient to indicate the edges and attitude of the roadway. Fire resistance rating means the time, in minutes or hours, that an assembly of materials will retain its protective characteristics or structural integrity upon exposure to fire. 57.6701 Tamping and loading pole requirements. Any sample taken by Federal or State mine inspectors, which represents exposure to miners and reported to the operator within three days of being taken, shall be included in the average concentration; except that if the mine operator samples simultaneously with the inspector, he may use his own sample results. Circuits shall be protected against excessive overloads by fuses or circuit breakers of the correct type and capacity. During shift changes, the movement of underground trains carrying rock or material shall be limited to areas where the trains do not present a hazard to persons changing shifts. (b) Fire alarm procedures or systems shall be established to promptly warn every person who could be endangered by a fire. Blasting area means the area near blasting operations in which concussion or flying material can reasonably be expected to cause injury. Protective clothing or equipment and face shields or goggles shall be worn when welding, cutting, or working with molten metal. Regulations Regulations MSHA is responsible for enforcing the Federal Mine Safety and Health Act of 1977 (Mine Act) as amended by the MINER Act of 2006 . Before entering a manway where persons may be working or traveling, a warning shall be given by the person entering the manway and acknowledged by any person present in the manway. Illumination sufficient to provide safe working conditions shall be provided in and on all surface structures, paths, walkways, stairways, switch panels, loading and dumping sites, and working areas. (a) Bins, hoppers, silos, tanks, and surge piles, where loose unconsolidated materials are stored, handled or transferred shall be, (1) Equipped with mechanical devices or other effective means of handling materials so that during normal operations persons are not required to enter or work where they are exposed to entrapment by the caving or sliding of materials; and. Until methane is reduced to less than 0.5 percent, electrical power shall be deenergized in affected areas, except power to monitoring equipment determined by MSHA to be intrinsically safe under 30 CFR part 18. (a) When the entire length of a conveyor is visible from the starting switch, the conveyor operator shall visually check to make certain that all persons are in the clear before starting the conveyor. The movement of a shaft conveyance on a one bell signal is prohibited. When any mine is closed, the person in charge shall notify the nearest district office as provided above and indicate whether the closure is temporary or permanent. Life jackets or belts shall be worn where there is danger from falling into water. The operator must provide a copy of the results to the authorized representative of miners. 57.19065 Lowering conveyances by the brakes. 57.22220 Air passing unsealed areas (I-A, II-A, III, and V-A mines). (h) At least two persons shall be present when lighting safety fuse, and no one shall light more than 15 individual fuses. The fire extinguishers or the manual actuator for the suppression system shall be readily accessible to the equipment operator. Additional inspections shall be made or other fire prevention measures shall be taken if a fire hazard continues to exist. Individual overload protection or short circuit protection shall be provided for the trailing cables of mobile equipment. Until corrective work is completed, the area shall be posted with a warning against entry and, when left unattended, a barrier shall be installed to impede unauthorized entry. (b) Standards 57.19021 through 57.19028 shall apply to wire ropes in service used to hoist. (iii) The actions the operator will take during the extension to minimize exposure of miners to DPM. High potential means more than 650 volts. At the time of completion, the person performing inspections, tests, and maintenance of shafts and hoisting equipment required in standard 57.19120 shall certify, by signature and date, that they have been done. Design feature means either the manufacturer's original design or a design approved by a registered professional engineer. This can be accomplished by incorporating an arcing control device in the blasting circuit or by interrupting the circuit with an explosive device attached to one or both lead lines and initiated by a 25-millisecond delay electric detonator. The framework assembly of the door and the surrounding bulkhead, if any, shall be at least equivalent to the door in fire and air-leakage resistance, and in physical strength. (1) Be accomplished by a main fan. The hoist operator's independent ventilation system shall be provided by one of the following methods: (a) A suitable enclosure equipped with a positive pressure ventilation system which may be operated continuously or be capable of immediate activation from within the enclosure during an emergency evacuation. 57.19074 Riding the bail, rim, bonnet, or crosshead. 57.12014 Handling energized power cables. [56 FR 46517, Sept. 12, 1991; 56 FR 52193, Oct. 18, 1991]. The alternative used shall at all times provide at least the same degree of safety as control doors or bulkheads. Where the stretching or contraction of a hoist rope could create a hazard, chairs or other suitable blocking shall be used to support conveyances at shaft landings before heavy equipment or material is loaded or unloaded. In environments exceeding 1.0 WL, miners shall wear respirators approved by NIOSH for radon daughters prior to July 10, 1995 or under the equivalent section of 42 CFR part 84 and such respirator use shall be in compliance with 57.5005. [53 FR 32528, Aug. 25, 1988, as amended at 67 FR 38385, June 4, 2002; 68 FR 19347, Apr. A storage facility used to store blasting agents corresponds to a BATF Type 4 or 5 storage facility. (a) Diesel fuel used to power equipment in underground areas must not have a sulfur content greater than 0.05 percent. 29, 2002. (i) Constructed so that, once closed, it will not reopen as a result of a differential in air pressure; (ii) Constructed so that it can be opened from either side by one person or be provided with a personnel door that can be opened from either side; (iv) Provided with a means of remote or automatic closure unless a person specifically designated to close the door in the event of a fire can reach the door within three minutes. 57.16010 Dropping materials from overhead. (2) Detached structures located outside the blast area and a sufficient distance from powerlines so that the powerlines, if damaged, would not contact the magazines. 57.12066 Guarding trolley wires and bare powerlines. (a) At least once every fourteen calendar days, each wire rope in service shall be visually examined along its entire active length for visible structural damage, corrosion, and improper lubrication or dressing. Subpart P: Illumination: 57.17001 - 57.17010 57.17001: Illumination of surface working areas. Magazine. Tamping and loading poles shall be of wood or other nonconductive, nonsparking material. Primer means a unit, package, or cartridge of explosives used to initiate other explosives or blasting agents, and which contains a detonator. (3) Where a mine has been classified in Categories I through V after the effective date of these standards and category reassignment is being considered, the mine shall comply with the standards applicable to the category to which presently assigned until category placement is final. Electric equipment and circuits shall be provided with switches or other controls. Active workings means areas at, in, or around a mine or plant where men work or travel. PDF Tribunal Arbitral du Sport Court of Arbitration for Sport (a) Methane monitoring devices and portable, battery-powered, self-contained devices used for measuring methane, other gases, and contaminants in mine air shall be approved by MSHA under the applicable requirements of 30 CFR parts 18, 21, 22, 23, 27, and 29. 1926.1431 - Hoisting personnel. | Occupational Safety and Health Explosive means any substance classified as an explosive by the Department of Transportation in 49 CFR 173.53, 173.88 and 173.100 which are incorporated by reference. Flame safety lamps or other suitable devices shall be used to test for acute oxygen deficiency. Construction of such strength, material, and workmanship that the object will withstand air blasts, blasting shock, ground movement, pressure differentials, wear, and usage which may be expected to occur in the mining environment. (a) An adequate supply of potable drinking water shall be provided at all active working areas. (c) Inspected for smoldering fires at the end of each shift. These records shall include the individual's time in each active working area such as stopes, drift headings, travelways, haulageways, shops, stations, lunch rooms, magazines and any other place or location where persons work, travel or congregate, and the concentration of airborne radon daughters for each active working area. (a) Detonators and explosives shall be stored in magazines. (c) Vehicles used for dispensing bulk explosive material shall, (1) Have no zinc or copper exposed in the cargo space; and. (a) Methane monitors shall be installed on continuous mining machines used in or beyond the last open crosscut. 57.22221 Overcast and undercast construction (I-A, II-A, III, and V-A mines). Enhanced content is provided to the user to provide additional context. 57.19061 Maximum hoisting speeds. Trolley wires shall be installed at least seven feet above rails where height permits, and aligned and supported to suitably control sway and sag. Highway means any public street, public alley or public road. Insulation means a dielectric substance offering a high resistance to the passage of current and to a disruptive discharge through the substance. When using open flames in other than fresh air, or in places where methane may enter the air current, tests for methane shall be conducted by a competent person before work is started and every 10 minutes until the job is completed. 552(a) and 1 CFR part 51. (ii) 0.5 percent at the fan in Subcategory II-A mines. (i) Full-shift limit. Power cables energized to potentials in excess of 150 volts, phase-to-ground, shall not be moved with equipment unless sleds or slings, insulated from such equipment, are used. [66 FR 5907, Jan. 19, 2001, as amended at 67 FR 9184, Feb. 27, 2002]. Scaling means removal of insecure material from a face or highwall. 57.12018 Identification of power switches. (iii) Braking is to be performed using only those braking systems, including auxiliary retarders, which are designed to bring the equipment to a stop under normal operating conditions. 1926.1427 (b) (1) Such devices may be recovered for reuse after the formation has been depressurized or the well or borehole has been capped or connected to a collection system. (e) Blasting caps shall be crimped to fuse only with implements designed for that purpose. If used as an alternative, effective evacuation shall be demonstrated by actual evacuation of all persons underground to the surface in ten minutes or less through routes that will not expose persons to heat, smoke, or toxic fumes in the event of a fire. (ii) The approach shall be of sufficient length to allow the equipment operator to reach and maintain a constant speed between 10 and 20 miles per hour prior to entering the 100 foot measured area. 53 FR 32526, Aug. 25, 1988, unless otherwise noted. (3) Other measures to minimize exposure of persons to areas which are prone to rock bursts. 57.12023 Guarding electrical connections and resistor grids. Areas around explosive material storage facilities. Loose objects on the mast or drill platform. (a) If truck spotters are used, they shall be in the clear while trucks are backing into dumping position or dumping. (v) Testing speeds shall be a minimum of 10 miles per hour and a maximum of 20 miles per hour. 57.18009 Designation of person in charge. Diesel equipment shall not be operated if the monitor is inoperative. 22, 1998]. (3) A mine operator must retain a log of any equipment tagged pursuant to this section. (3) Are constructed and maintained so that they will not create a hazard. All mines shall be ventilated mechanically. View the most recent official publication: These links go to the official, published CFR, which is updated annually. Excursions above the listed thresholds shall not be of a greater magnitude than is characterized as permissible by the Conference. [53 FR 32528, Aug. 25, 1988, as amended at 69 FR 38842, June 29, 2004]. Movement of dippers, buckets, loading booms, or suspended loads. Procedures during repairs or maintenance. 57.19063 Persons allowed in hoist room. (b) The mine operator or representative of miners may obtain review of the Administrator's determination by filing a request for a hearing with the Assistant Secretary of Labor for Mine Safety and Health, Mine Safety and Health Administration, 201 12th Street South, Arlington, VA 222025452 within 30 days of the Administrator's determination. A bucket shall be stabilized before a hoisting signal is given to continue hoisting the bucket to the crosshead. (4) Actions miners must take to ensure the controls operate as intended. Detonators may be either Class A detonators or Class C detonators, as classified by the Department of Transportation in 49 CFR 173.53 and 173.100, which is available at any MSHA Metal and Nonmetal Safety and Health district office. If the PLHCP determines that the miner cannot wear a negative pressure respirator, the mine operator must make certain that the PLHCP evaluates the miner's ability to wear a powered air purifying respirator (PAPR). 57.22604 Blasting from the surface (II-B mines). Delay connector means a nonelectric short interval delay device for use in delaying blasts which are initiated by detonating cord. (a) When welding, cutting, soldering, thawing, or bending. (2) Continuity of blasting lines prior to the connection of electric or electronic detonators. Such fans shall not be operated when air passing over or through them contains 0.5 percent or more methane. (4) If located less than 20 feet from exposed timber or other combustibles, the control door or bulkhead shall provide protection at least equivalent to a door constructed of two layers of wood, each a minimum of three-quarters of an inch in thickness. Authorized persons at major electrical installations. Flame spread rating means the numerical designation that indicates the extent flame will spread over the surface of a material during a specified period of time. Subpart FDrilling and Rotary Jet Piercing. Explosive material. New employees shall be indoctrinated in safety rules and safe work procedures. Unused explosive material shall be moved to a protected location as soon as practical after loading operations are completed. Overhead protection for shaft deepening work. 57.4230 Surface self-propelled equipment. Safety switch means a sectionalizing switch that also provides shunt protection in blasting circuits between the blasting switch and the shot area.

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