30 C.F.R. PART 77--MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES
TITLE 30--Mineral Resources
CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
SUBCHAPTER O--COAL MINE SAFETY AND HEALTH
PART 77--MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES
Subpart A--GENERAL
Subpart B--QUALIFIED AND CERTIFIED PERSONS
|
|
| Tests for methane and for oxygen deficiency; qualified person.
|
|
|
|
| Tests for methane; oxygen deficiency; qualified person, additional requirement.
|
|
|
|
| Electrical work; qualified person.
|
|
|
|
| Repair of energized surface high-voltage lines; qualified person.
|
|
|
|
| Qualified hoistman; slope or shaft sinking operation; qualifications.
|
|
|
|
| Records of certified and qualified persons.
|
|
|
|
| Plans for training programs.
|
|
Subpart C--SURFACE INSTALLATIONS
|
|
| Surface installations; general.
|
|
|
|
| Methane content in surface installations.
|
|
|
|
| Tests for methane; qualified person; use of approved device.
|
|
|
|
| Methane accumulations; change in ventilation.
|
|
|
|
| Dust accumulations in surface installations.
|
|
|
|
| Use of material or equipment overhead; safeguards.
|
|
|
|
| Openings in surface installations; safeguards.
|
|
|
|
| Travelways at surface installations.
|
|
|
|
| Ladders; construction; installation and maintenance.
|
|
|
|
| Draw-off tunnels; stockpiling and reclaiming operations; general.
|
|
|
|
| Continuous methane monitoring device; installation and operation; automatic deenergization of electric equipment.
|
|
|
|
| Draw-off tunnel ventilation fans; installation.
|
|
|
|
| Draw-off tunnel escapeways.
|
|
|
|
| Refuse piles; construction requirements.
|
|
|
|
| Refuse piles; identification.
|
|
|
|
| Refuse piles; reporting requirements.
|
|
|
|
| Refuse piles: certification.
|
|
|
|
| Refuse piles; abandonment.
|
|
|
|
| Water, sediment, or slurry impoundments and impounding structures; general.
|
|
|
|
| Water, sediment or slurry impoundments and impounding structures; identification.
|
|
|
|
| Water, sediment, or slurry impoundments and impounding structures; minimum plan requirements; changes or modifications; certification.
|
|
|
|
| Water, sediment, or slurry impoundments and impounding structures; inspection requirements; correction of hazards; program requirements.
|
|
|
|
| Water, sediment or slurry impoundments and impounding structures; reporting requirements; certification.
|
|
|
|
| Water, sediment or slurry impoundments and impounding structures; abandonment.
|
|
Subpart D--THERMAL DRYERS
|
|
| Dryer heating units; operation.
|
|
|
|
| Hot gas inlet chamber dropout doors.
|
|
|
|
| Access to drying chambers, hot gas inlet chambers and ductwork; installation and maintenance.
|
|
|
|
| Thermal dryers; location and installation; general.
|
|
|
|
| Structures housing other facilities; use of partitions.
|
|
|
|
| Visual check of system equipment.
|
|
|
|
| Control stations; location.
|
|
|
|
| Fail safe monitoring systems.
|
|
|
|
| Wet-coal feedbins; low-level indicators.
|
|
|
|
| Automatic temperature control instruments.
|
|
|
|
| Thermal dryers; examination and inspection.
|
|
Subpart E--SAFEGUARDS FOR MECHANICAL EQUIPMENT
|
|
| Mechanical equipment guards.
|
|
|
|
| Stationary grinding machines; protective devices.
|
|
|
|
| Hand-held power tools; safety devices.
|
|
|
|
| Mobile equipment; falling object protective structures (FOPS).
|
|
|
|
| Mobile equipment; rollover protective structures (ROPS).
|
|
|
|
| Incorporation by reference.
|
|
|
|
| Machinery and equipment; operation and maintenance.
|
|
|
|
| Performing work from a raised position; safeguards.
|
|
|
|
| Shovels, draglines, and tractors.
|
|
|
|
| Mobile equipment; automatic warning devices.
|
|
|
|
| Compressed air and boilers; general.
|
|
Subpart F--ELECTRICAL EQUIPMENT--GENERAL
|
|
| Electric power circuits and electric equipment; deenergization.
|
|
|
|
| Electric distribution circuits and equipment; repair.
|
|
|
|
| Electric equipment; examination, testing, and maintenance.
|
|
|
|
| Electric equipment; frequency of examination and testing.
|
|
|
|
| Electric conductors; capacity and insulation.
|
|
|
|
| Electrical connections or splices; suitability.
|
|
|
|
| Cable fittings; suitability.
|
|
|
|
| Electric equipment and circuits; overload and short-circuit protection.
|
|
|
|
| Electric equipment and circuits; overload and short circuit protection; minimum requirements.
|
|
|
|
| Electric equipment; switches.
|
|
|
|
| Lightning arresters, ungrounded and exposed power conductors and telephone wires.
|
|
|
|
| Lightning arresters; wires entering buildings.
|
|
|
|
| Transformers; installation and guarding.
|
|
|
|
| Resistors; location and guarding.
|
|
|
|
| Danger signs at electrical installations.
|
|
|
|
| Inspection and cover plates.
|
|
|
|
| Insulating mats at power switches.
|
|
|
|
| Switchboards; passageways and clearance.
|
|
|
|
| Bare signal or control wires; voltage.
|
|
|
|
| Electric wiring and equipment; installation and maintenance.
|
|
Subpart G--TRAILING CABLES
|
|
| Trailing cables; short-circuit protection; disconnecting devices.
|
|
|
|
| Trailing cables or portable cables; temporary splices.
|
|
|
|
| Permanent splicing of trailing cables.
|
|
|
|
| Clamping of trailing cables to equipment.
|
|
|
|
| Protection of trailing cables.
|
|
|
|
| Breaking trailing cable and power cable connections.
|
|
|
|
| Energized trailing cables; handling.
|
|
|
|
| Rubber gloves; minimum requirements.
|
|
Subpart H--GROUNDING
|
|
| Grounding metallic sheaths, armors, and conduits enclosing power conductors.
|
|
|
|
| Approved methods of grounding.
|
|
|
|
| Grounding metallic frames, casings, and other enclosures of electric equipment.
|
|
|
|
| Approved methods of grounding of equipment receiving power from ungrounded alternating current power systems.
|
|
|
|
| Approved methods of grounding metallic frames, casings, and other enclosures of electric equipment receiving power from a direct-current power system.
|
|
|
|
| Grounding wires; capacity.
|
|
|
|
| Use of grounding connectors.
|
|
|
|
| Protection other than grounding.
|
|
|
|
| Grounding frames of stationary high-voltage equipment receiving power from ungrounded delta systems.
|
|
|
|
| Approved methods of grounding.
|
|
|
|
| Work on high-voltage lines; deenergizing and grounding.
|
|
|
|
| Work on high-voltage lines.
|
|
|
|
| Repairs to energized high-voltage lines.
|
|
|
|
| Work on energized high-voltage surface lines; reporting.
|
|
|
|
| Installation of protective equipment.
|
|
|
|
| Protective clothing; use and inspection.
|
|
|
|
| Protective equipment; inspection.
|
|
|
|
| Protective equipment; testing and storage.
|
|
|
|
| Operating disconnecting or cutout switches.
|
|
|
|
| Tying into energized high-voltage surface circuits.
|
|
|
|
| Use of grounded messenger wires; ungrounded systems.
|
|
Subpart I--SURFACE HIGH-VOLTAGE DISTRIBUTION
|
|
| High-voltage circuits; circuit breakers.
|
|
|
|
| Testing, examination, and maintenance of circuit breakers; procedures.
|
|
|
|
| Testing, examination, and maintenance of circuit breakers; record.
|
|
|
|
| Grounding resistors; continuous current rating.
|
|
|
|
| Protection of high-voltage circuits; neutral grounding resistors; disconnecting devices.
|
|
|
|
| Fail safe ground check circuits on high-voltage resistance grounded systems.
|
|
|
|
| Fail safe ground check circuits; maximum voltage.
|
|
|
|
| Ground check systems not employing pilot check wires; approval by the Secretary.
|
|
|
|
| High-voltage trailing cables; minimum design requirements.
|
|
|
|
| Cable couplers and connection boxes; minimum design requirements.
|
|
|
|
| Connection of single-phase loads.
|
|
|
|
| Installation of high-voltage transmission cables.
|
|
|
|
| High-voltage powerlines; clearances above ground.
|
|
|
|
| Booms and masts; minimum distance from high-voltage lines.
|
|
|
|
| Movement of equipment; minimum distance from high-voltage lines.
|
|
|
|
| Identification of circuit breakers and disconnecting switches.
|
|
|
|
| High-voltage equipment; grounding.
|
|
|
|
| Movement of portable substations and transformers.
|
|
Subpart J--LOW- AND MEDIUM-VOLTAGE ALTERNATING CURRENT CIRCUITS
|
|
| Low- and medium-voltage circuits serving portable or mobile three-phase alternating current equipment; circuit breakers.
|
|
|
|
| Testing, examination, and maintenance of circuit breakers; procedures.
|
|
|
|
| Testing, examination, and maintenance of circuit breakers; record.
|
|
|
|
| Protection of low- and medium-voltage three-phase circuits.
|
|
|
|
| Grounding resistor; continuous current rating.
|
|
|
|
| Low- and medium-voltage ground check monitor circuits.
|
|
|
|
| Fail safe ground check circuits; maximum voltage.
|
|
|
|
| Approved ground check systems not employing pilot check wires.
|
|
|
|
| Attachment of ground conductors and ground check wires to equipment frames; use of separate connections.
|
|
|
|
| Identification of circuit breakers.
|
|
|
|
| Connection of single-phase loads.
|
|
|
|
| Trailing cables supplying power to low-voltage mobile equipment; ground wires and ground check wires.
|
|
Subpart K--GROUND CONTROL
|
|
| Highwalls, pits and spoil banks; plans.
|
|
|
|
| Stripping; loose material.
|
|
|
|
| Box cuts; spoil material placement.
|
|
|
|
| Ground control; inspection and maintenance; general.
|
|
|
|
| Scaling highwalls; general.
|
|
|
|
| Relocation of drills; safeguards.
|
|
|
|
| Jackhammers; operation; safeguards.
|
|
Subpart L--FIRE PROTECTION
|
|
| Fire protection; training and organization.
|
|
|
|
| Escape and evacuation; plan.
|
|
|
|
| Warning signs; smoking and open flame.
|
|
|
|
| Flammable liquids; storage.
|
|
|
|
| Accumulations of combustible materials.
|
|
|
|
| Internal combustion engines; fueling.
|
|
|
|
| Battery-charging stations; ventilation.
|
|
|
|
| Firefighting equipment; requirements; general.
|
|
|
|
| Type and capacity of firefighting equipment.
|
|
|
|
| Quantity and location of firefighting equipment.
|
|
|
|
| Examination and maintenance of firefighting equipment.
|
|
|
|
| Welding, cutting, soldering; use of fire extinguisher.
|
|
|
|
| Welding, cutting, or soldering with arc or flame; safeguards.
|
|
Subpart M--MAPS
|
|
| Certification of mine maps.
|
|
|
|
| Availability of mine map.
|
|
Subpart N--EXPLOSIVES AND BLASTING
|
|
| Vehicles used to transport explosives.
|
|
|
|
| Explosives, handling and use.
|
|
|
|
| Blasting agents; special provisions.
|
|
Subpart O--PERSONNEL HOISTING
|
|
| Personnel hoists and elevators.
|
|
|
|
| Automatic controls and brakes.
|
|
|
|
| Daily examination of hoisting equipment.
|
|
|
|
| Certifications and records of daily examinations.
|
|
|
|
| Operation of hoisting equipment after repairs.
|
|
|
|
| End attachment retermination.
|
|
|
|
| End attachment replacement.
|
|
Subpart P--AUGER MINING
|
|
| Auger mining; inspections.
|
|
|
|
| Auger holes; restriction against entering.
|
|
|
|
| Augering equipment; overhead protection.
|
|
|
|
| Auger equipment; operation.
|
|
Subpart Q--LOADING AND HAULAGE
|
|
| Loading and haulage; general.
|
|
|
|
| Transportation of persons; restrictions.
|
|
|
|
| Use of aerial tramways to transport persons.
|
|
|
|
| Trains and locomotives; authorized persons.
|
|
|
|
| Transportation of persons; overcrowding.
|
|
|
|
| Loading and haulage equipment; installations.
|
|
|
|
| Loading and haulage equipment; inspection and maintenance.
|
|
|
|
| Loading and haulage equipment; operation.
|
|
Subpart R--MISCELLANEOUS
|
|
| Communications in work areas.
|
|
|
|
| Emergency communications; requirements.
|
|
|
|
| Arrangements for emergency medical assistance and transportation for injured persons; reporting requirements; posting requirements.
|
|
|
|
| First-Aid training; supervisory employees.
|
|
|
|
| First aid training program; availability of instruction to all miners.
|
|
|
|
| First aid training program; retraining of supervisory employees; availability to all miners.
|
|
|
|
| First aid training program; minimum requirements.
|
|
|
|
| First aid equipment; location; minimum requirements.
|
|
|
|
| Safety program; instruction of persons employed at the mine.
|
|
|
|
| Protective clothing; requirements.
|
|
|
|
| Distinctively colored hard hats or hard caps; identification for newly employed, inexperienced miners.
|
|
|
|
| Reopening mines; notification; inspection prior to mining.
|
|
|
|
| Daily inspection of surface coal mine; certified person; reports of inspection.
|
|
Subpart S--TROLLEY WIRES AND TROLLEY FEEDER WIRES
|
|
| Devices for overcurrent protection.
|
|
|
|
| Insulation of trolley wires, trolley feeder wires and bare signal wires; guarding of trolley wires and trolley feeder wires.
|
|
Subpart T--SLOPE AND SHAFT SINKING
|
|
| Slopes and shafts; approval of plans.
|
|
|
|
| Compliance with approved slope and shaft sinking plans.
|
|
|
|
| Preshift and onshift inspections; reports.
|
|
|
|
| Methane and oxygen deficiency tests; approved devices.
|
|
|
|
| Drilling and mucking operations.
|
|
|
|
| Permissible diesel-powered equipment.
|
|
|
|
| Hoists and hoisting; minimum requirements.
|
|
|
|
| Communications between slope and shaft bottoms and hoist operators.
|
|
|
|
| Hoist safeguards; general.
|
|
|
|
| Hoists; daily inspection.
|
|
|
|
| Hoist construction; general.
|
|
|
|
| Hoist installations; use.
|
|
|
|
| Hoist operation; qualified hoistman.
|
|
|
|
| Explosives and blasting; use of permissible explosives and shot-firing units.
|
|
|
|
| Use of nonpermissible explosives and nonpermissible shot-firing units; approval by Health and Safety District Manager.
|
|
|
|
| Explosives and blasting; general.
|
|
|
|
| Ventilation of slopes and shafts.
|
|
|
|
| Storage and handling of combustible materials.
|
|
|
|
| Welding, cutting, and soldering; fire protection.
|
|
Subpart U--APPROVED BOOKS AND RECORDS--[RESERVED]
