msha hoisting regulations 15. maj 2023 Telephones or other two-way communication equipment with instructions for their use shall be provided for communication from underground operations to the surface. Class IIIA liquidsthose having flash points at or above 140 F (60 C) and below 200 F (93.4 C). The total relieving capacity of the relief valves shall prevent pressure from exceeding the maximum allowable working pressure in a receiver tank by not more than 10 percent. The equipment must also be blocked or secured to prevent rolling. 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. 57.16011 Riding hoisted loads or on the hoist hook. Electrical conductors shall be of a sufficient size and current-carrying capacity to ensure that a rise in temperature resulting from normal operations will not damage the insulating materials. The term evidence means visible smoke or odor that is unusual for that piece of equipment under normal operating procedures, or obvious or visible defects in the exhaust emissions control system or in the engine affecting emissions. The combustion chamber of a jet drill stem which has been sitting unoperated in a drill hole shall be flushed with a suitable solvent after the stem is pulled up. Substantial construction. Fuses shall not be removed or replaced by hand in an energized circuit, and they shall not otherwise be removed or replaced in an energized circuit unless equipment and techniques especially designed to prevent electrical shock are provided and used for such purpose. This publication may be obtained from the American Conference of Governmental Industrial Hygienists by writing to 1330 Kemper Meadow Drive, Attn: Customer Service, Cincinnati, OH 45240, http://www.acgih.org, or may be examined in any Metal and Nonmetal Mine Safety and Health District Office of the Mine Safety and Health Administration. (10) Significant changes in the ventilation system projected for one year. Water gel or Slurry (as applied to blasting) means an explosive or blasting agent containing substantial portions of water. Table 57.5075(a)Diesel Particulate Recordkeeping Requirements. (ii) The blasting agent portion of the facility may be used for the storage of other necessary equipment; (3) Kept clean, suitably dry, and orderly; (4) Provided with unobstructed ventilation openings; (5) Kept securely locked unless all access to the mine is either locked or attended; and. Combustible liquids shall be stored in a manner that ensures drainage will occur away from the explosive material storage facility in case of tank rupture. (a) Storage facilities for any explosive material shall be, (1) Located so that the forces generated by a storage facility explosion will not create a hazard to occupants in mine buildings and will not damage dams or electric substations; and. Geological area means an area characterized by the presence of the same ore bodies, the same stratigraphic sequence of beds, or the same ore-bearing geological formation. (3) An operator must provide access to a miner, former miner, or, with the miner's or former miner's written consent, a personal representative of a miner, to any record required to be maintained pursuant to 57.5071 or 57.5060(d) to the extent the information pertains to the miner or former miner. You can (c) Every floor, working place, and passageway shall be kept free from protruding nails, splinters, holes, or loose boards, as practicable. (2) So that a fire or explosion in the storage facilities will not prevent escape from the mine, or cause detonation of the contents of another storage facility; (3) Out of the line of blasts, and protected from vehicular traffic, except that accessing the facility; (4) At least 200 feet from work places or shafts; (5) At least 50 feet from electric substations; (6) A safe distance from trolley wires; and. The 50-foot (15.2-meter) and alternative 30-foot (9.1-meter) requirements also apply in all directions along the full depth of the hole. (d) Misfires occurring during the shift shall be reported to mine management not later than the end of the shift. Designated railroad crossings shall be posted with warning signs or signals, or shall be guarded when trains are passing. 57.4561 Stationary diesel equipment underground. ANSI N13.81973 may be examined at any Metal and Nonmetal Mine Safety and Health District Office of the Mine Safety and Health Administration, and may be obtained from the American National Standards Institute, Inc., at 25 W. 43rd Street, 4th Floor, New York, NY 10036; http://www.ansi.org. Copies are available at MSHA's Office of Standards, Regulations, and Variances, 201 12th Street South, Arlington, VA 222025452; 2026939440; and at all Metal and Nonmetal Mine Safety and Health District Offices, or available for examination at the National Archives and Records Administration (NARA). 552(a) and 1 CFR part 51. (e) Except in Subcategory I-C or Category III mines, vehicles used for transportation when examining the mine shall be approved by MSHA under the applicable requirements of 30 CFR parts 18 through 36. The ramps and dumping facilities shall provide width, clearance, and headroom to safely accommodate the mobile equipment using the facilities. Persons shall not ride in skips or buckets with muck, supplies, materials, or tools other than small hand tools. The Electronic Code of Federal Regulations (eCFR) is a continuously updated online version of the CFR. 57.12014 Handling energized power cables. (a) When moving mobile equipment between workplaces, booms, forks, buckets, beds, and similar movable parts of the equipment shall be positioned in the travel mode and, if required for safe travel, mechanically secured. In addition, visual examination for wear and broken wires shall be made at stress points, including the area near attachments, where the rope rests on sheaves, where the rope leaves the drum, at drum crossovers, and at change-of-layer regions. (3) All information upon which the Administrator's determination was based. (d) Defects on self-propelled mobile equipment affecting safety, which are not corrected immediately, shall be reported to, and recorded by, the mine operator. This content is from the eCFR and may include recent changes applied to the CFR. (2) Where the hoist rope rests on sheaves at regular stopping points; (3) Where the hoist rope leaves the drum at regular stopping points; and. 57.19107 Precautions for work in compartment affected by hoisting operation. Inhalation of air containing a radon daughter concentration of 1 WL for 173 hours results in an exposure of 1 WLM.. (b) Covered with fire-retardant material, if constructed of wood; (d) Self-closing, if manually operated; and. 57.22236 Actions at 1.0 percent methane (VI mines). The incorporated instruction guides are available and shall be provided upon request made to any Metal and Nonmetal Mine Safety and Health district office. Explosive material shall be transported without undue delay to the storage area or blast site. 57.14132 Horns and backup alarms for surface equipment. 57.19074 Riding the bail, rim, bonnet, or crosshead. If any condition listed in paragraph (a) of this section is present, the person conducting the examination shall make a record of the condition and the date. (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. Machinery, equipment, and tools shall not be used beyond the design capacity intended by the manufacturer, where such use may create a hazard to persons. Evidence of competence to perform maintenance, 6. (c) Employees shall be withdrawn from areas where there is present an airborne contaminant given a C designation by the Conference and the concentration exceeds the threshold limit value listed for that contaminant. Surface flammable or combustible liquid storage buildings or rooms. These candidates must complete an 8-hour IBEST class provided by an Illinois-approved electrical instructor and attain a minimum score of 80% on a written examination administered by a representative from the Department. 51 FR 36198, Oct. 8, 1986, unless otherwise noted. Explosive material shall not be transported on a locomotive. A person designated by the mine operator who has sufficient experience and training to perform the assigned task. When carried on poles supporting powerlines, they shall be installed as specified by the National Electrical Code. (1) The results of monitoring for diesel particulate matter, including any results received by a mine operator from sampling performed by the Secretary, must be posted on the mine bulletin board within 15 days of receipt and must remain posted for 30 days. 57.6201 Separation of transported explosive material. (e) This standard applies only to mines blasting within an oil reservoir. (a) The mixing of ingredients to produce explosive material shall not be conducted underground unless prior approval of the MSHA district manager is obtained. Delay connector means a nonelectric short interval delay device for use in delaying blasts which are initiated by detonating cord. Buckets shall be stopped about 15 feet from the shaft bottom to await a signal from one of the crew on the bottom for further lowering. Damaged, loosened, or dislodged timber use for ground support which creates a hazard to persons shall be repaired or replaced prior to any work or travel in the affected area. Auxiliary fans (I-A, II-A, III, and V-A mines). Before hoisting persons and to assure that the hoisting compartments are clear of obstructions, empty hoist conveyances shall be operated at least one round trip after. 57.19065 Lowering conveyances by the brakes. (e) Plastic tubes shall not be used as hole liners if the hole contains an electric detonator. 57.19061 Maximum hoisting speeds. Except as provided by standard 57.5005, persons shall not be exposed to air containing concentrations of radon daughters exceeding 1.0 WL in active workings. (1) Crawler tractors and crawler loaders; (4) The tractor portion of semi-mounted scrapers, dumpers, water wagons, bottom-dump wagons, rear-dump wagons, and towed fifth wheel attachments; (b) ROPS construction. (3) A mine operator must retain a log of any equipment tagged pursuant to this section. Copies are available at MSHA's Office of Standards, Regulations, and Variances, 201 12th Street South, Arlington, VA 222025452; 2026939440; and at all Metal and Nonmetal Mine Safety and Health District Offices, or available for inspection at the National Archives and Records Administration (NARA). The standards in this subpart apply to underground mines as well as surface mills at Subcategory I-C mines. (c) This provision does not apply to rail equipment. 155 Qualified hoisting engineer; qualifications 156 AMS operator, qualifications 159 Records of certified and qualified persons 161 Plans for training programs 1700 Oil and Gas Wells 351 Atmospheric monitoring systems . No person shall smoke or use an open flame where flammable or combustible liquids, including greases, or flammable gases are, (a) Used or transported in a manner that could create a fire hazard; or. (5) Emptied at the end of each shift with the contents returned to a magazine or other storage facility, or attended. A back-up system shall be provided for a hoist enclosure ventilation system provided by either of the methods set forth in paragraphs (a) (2) and (3) of this section. Certifications shall be retained for at least one year. (a) If a hazard to persons could be created, no combustible materials shall be stored or allowed to accumulate within 25 feet of the following: (2) Unburied, flammable or combustible liquid storage tanks. A fuse that burns progressively along its length with an external flame at the zone of burning, used for lighting a series of safety fuses in a desired sequence. The cover shall be a substantial material, such as metal or wood, topped with a layer of wetted material to prevent sparks and flames from entering the mine opening. (c) The affected area shall be inspected during the first hour after the operation is completed. (a) For drum end attachment, wire rope shall be attached. 57.12003 Trailing cable overload protection. Detonator means any device containing a detonating charge that is used to initiate an explosive and includes but is not limited to blasting caps, electric blasting caps and non-electric instantaneous or delay blasting caps. switch to drafting.ecfr.gov. This switch shall be located within reach of the hoistman in case the manual controls of the hoist fail. No person shall operate a hoist unless within the preceding 12 months he has had a medical examination by a qualified, licensed physician who shall certify his fitness to perform this duty. Flammable means capable of being easily ignited and of burning rapidly. Persons shall not go over, under, or between railcars unless. Unguarded conveyors with adjacent travelways. 57.4203 Extinguisher recharging or replacement. The final decision may affirm, modify, or set aside in whole or in part, the findings and conclusions contained in the initial decision. [53 FR 32526, Aug. 25, 1988, as amended at 55 FR 37218, Sept. 7, 1990]. (a) Mine operators shall notify the appropriate MSHA District Manager of all nonapproved explosive materials and blasting units to be used prior to their use. Lay means the distance parallel to the axis of the rope in which a strand makes one complete turn about the axis of the rope. 57.14210 Movement of dippers, buckets, loading booms, or suspended loads. Employer means a person or organization which hires one or more persons to work for wages or salary. (a) More than one broken wire at an attachment; (b) Improper installation of an attachment; (d) Evidence of deterioration from corrosion at an attachment. Such certification shall be available at the mine. (1) Persons in shafts and slopes underground; (2) Persons with an incline hoist on the surface; or. (ii) 0.5 percent at the fan in Subcategory II-A mines. Equipment shall not be operated in atmospheres containing 1.0 percent or more methane. Vehicles containing explosive material and oxidizers shall not be taken into a repair garage or shop. (a) Tamping shall not be done directly on a primer. (b) Storage facilities for the ingredients to be mixed shall provide drainage away from the facilities for leaks and spills. The Administrator for Metal and Nonmetal Mine Safety and Health (Administrator) shall be responsible for category and subcategory placement, change in placement, and notification of placement of mines. (c) A loss of more than one-third of the original diameter of the outer wires. (b) Operators should also be aware of regulations affecting storage facilities in 27 CFR part 55, in particular, 27 CFR 55.218 and 55.220. MSHA Form 5000-41: Safety and Health Activity Certification or Hoisting Engineer Qualification Request This form is affected by the Privacy Act of 1974 Item 1. (c) The safety catches shall be inspected by a competent person at the beginning of any 24-hour period that the conveyance is to be used. Each person shall be provided a minimum of 1.5 square feet of floor space. If used as an alternative, routing the mine shop exhaust air directly to an exhaust system shall be done so that no person would be exposed to toxic gases in the event of a shop fire. American National Standards Institute (ANSI) safety standard for low lift and high lift trucks, B 56.1. Conductive portions of nonmetal magazines shall be grounded. Main fans (I-A, I-B, I-C, II-A, III, V-A, and V-B mines). Operator-carrying overhead cranes shall be provided with. Mantrip trolley wire hazards underground. Seat belts shall be maintained in functional condition, and replaced when necessary to assure proper performance. (d) Load-engaging device downgrade when traveling unloaded on all grades. Dust containing volatile matter shall not be allowed to accumulate on the surfaces of enclosures, facilities, or equipment used in surface milling in amounts that, if suspended in air, would become an explosive mixture. 57.22208 Auxiliary fans (I-A, II-A, III, and V-A mines). [52 FR 24941, July 1, 1987, as amended at 52 FR 41397, Oct. 27, 1987; 60 FR 33722, June 29, 1995]. (c) If the monitoring system indicates that methane in the mine is 0.5 percent or more, the mine shall be ventilated and persons shall not enter the mine until the monitoring system indicates that methane in the mine is less than 0.5 percent. Braking systems on railroad cars and locomotives shall be maintained in functional condition. Such wall or partition shall be constructed of reinforced concrete or other noncombustible equivalent, and provided with pressure-relief devices. These records, if retained by the operator, shall be open for inspection by the Secretary of Labor, his authorized representative, and authorized representatives of the official mine inspection agency of the State in which the mine is located. Curtain walls or partitions shall be constructed of reinforced concrete or other noncombustible equivalent, and provided with pressure-relief devices. result, it may not include the most recent changes applied to the CFR. [66 FR 5907, Jan. 19, 2001, as amended at 67 FR 9184, Feb. 27, 2002]. 57.8532 Opening and closing ventilation doors. (a) Flammable liquids shall not be used for cleaning. 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. (2) With an open flame in an area where no electrical hazard exists, a multipurpose dry-chemical fire extinguisher or equivalent fire extinguishing equipment for the class of fire hazard present shall be at the worksite. 57.22105 Smoking and open flames (IV mines). Actions at 2.0 percent methane (IV mines). 57.9316 Notifying the equipment operator. (c) Any place where the train operator's vision is obscured. (1) Be held for each shift at some time other than a shift change and involve all persons underground; (2) Involve activation of the fire alarm system; and. The miner must be transferred within 30 days of the final determination by the PLHCP. 57.1000 Notification of commencement of operations and closing of mines. (1) Offset so that the fan and its associated components are not in direct line with possible explosive forces; (2) Equipped with explosion-doors, a weak-wall, or other equivalent devices located to relieve the pressure that would be created by an explosion underground. (iii) A second fan capable of accomplishing ventilation reversal shall be available for use in the event of failure of the main fan; (2) Provide rapid air reversal that allows persons underground time to exit in fresh air by the second escapeway or find a place of refuge; and. (2) Equipped with a device that automatically deenergizes power in affected workings should the fan stop; and. (c) If the monitoring system indicates the presence of 1.0 percent or more methane, persons other than examiners shall not enter the mine until the mine has been examined by a competent person and the methane level is less than 1.0 percent. For rope lengths less than 3,000 feet: Minimum Value = Static Load (7.0 0.001L). L. 95164, 91 Stat. (c) At the completion of each drill, the mine operator shall certify the date and the time the evacuation began and ended. The record shall contain the name of the person conducting the examination; date of the examination; location of all areas examined; and description of each condition found that may adversely affect the safety or health of miners. Shaft inspection and repair work in vertical shafts shall be performed from substantial platforms equipped with bonnets or equivalent overhead protection. (2) Upon request from an authorized representative of the Secretary of Labor, the Secretary of Health and Human Services, or from the authorized representative of miners, mine operators must promptly provide access to any record listed in the table in this section. Circuits shall be protected against excessive overloads by fuses or circuit breakers of the correct type and capacity. Subpart FDrilling and Rotary Jet Piercing. (2) Kept in a totally enclosed cargo space while being transported by a vehicle; (i) Within 50 feet of any magazine or open flame; (ii) Within any building in which a fuel-fired or exposed-element electric heater is operating; or, (iii) In an area where electrical or incandescent-particle sparks could result in powder ignition; and. The concentration of methane in such mines is explosive or is capable of forming explosive mixtures if mixed with air as illustrated by Table 1 below, entitled Relation Between Quantitative Composition and Explosibility of Mixtures of Methane and Air. Mines shall operate in accordance with the applicable standards in this subpart to protect persons against the hazards of methane gas and dust containing volatile matter. Major electrical installation means an assemblage of stationary electrical equipment for the generation, transmission, distribution, or conversion of electrical power. Where Is Stephen Colbert This Week, Soesterberg American High School, Frigidaire Gallery Refrigerator Diagnostic Mode, Home Curfew Rf Monitoring System, Articles M