Chapter 40. Safety and Health Regulations for Mineral MiningRead Chapter
- Part I.Read allGeneral Administrative Provisions—Surface and Underground
- Section 10
- Definitions
- Section 20
- [Repealed]
- Section 25
- Purpose and authority
- Section 30
- [Repealed]
- Section 40
- Certification
- Section 50
- Reporting of accidents and injuries by the operator
- Section 60
- [Repealed]
- Section 70
- Approval procedure
- Section 80
- [Repealed]
- Section 90
- [Repealed]
- Part II.Read allGeneral Safety Provisions—Surface and Underground
- Section 100
- Employee training
- Section 110
- Inexperienced employees
- Section 115
- Persons younger than 18 years of age working in a mine
- Section 116
- Persons younger than 18 years of age working around a mine
- Section 120
- When foreman required
- Section 130
- Examination by foreman
- Section 140
- First aid training for foreman
- Section 145
- Inspection of mobile and stationary equipment
- Section 150
- Assignment of persons to hazardous areas
- Section 160
- Emergency medical assistance
- Section 170
- Emergency telephone numbers
- Section 180
- Emergency communication systems
- Section 190
- Compliance with regulations
- Section 200
- Illumination requirements
- Section 210
- Cleanliness
- Section 220
- Water supplies
- Section 230
- Toilet facilities
- Section 240
- Waste receptacles
- Section 250
- Use of intoxicating substances
- Section 260
- Posting hazards
- Section 270
- Refuse piles, water and silt retaining dams
- Section 280
- Horseplay prohibited
- Section 290
- Restricted access
- Section 300
- Closure of roads or openings
- Section 310
- Starting machinery
- Section 320
- [Repealed]
- Section 330
- Proper use of machinery
- Section 340
- Lubricating machinery
- Section 350
- Repairing machinery
- Section 360
- Maintaining machinery
- Section 365
- Construction and maintenance of structures
- Section 370
- Operation of grinding wheels
- Section 380
- Stationary grinding machines
- Section 385
- Mobile crane requirements for personnel hoisting
- Section 388
- Rope requirements
- Section 389
- Prohibition on cyanide
- Part III.Read allGround Control—Surface and Underground
- Section 390
- Stability requirements
- Section 400
- Open pit mine rims
- Section 410
- Benches
- Section 420
- Scaling of hazardous areas
- Section 430
- Hazardous conditions
- Section 440
- Installation of rock bolts
- Section 450
- Correction of unsafe conditions
- Section 460
- Examination for unsafe conditions
- Section 470
- Keeping clear of equipment
- Section 480
- Trimming of faces
- Part IV.Read allFire Prevention and Control—Surface and Underground
- Section 490
- Smoking near flammable and combustible materials
- Section 500
- Warning and evacuation procedures
- Section 510
- Flammable and combustible liquid storage tanks
- Section 520
- Storage of flammable materials
- Section 530
- Distance of storage tanks from mine opening
- Section 540
- Storage buildings or areas
- Section 550
- Shut-off valves
- Section 560
- Solvents
- Section 570
- Waste materials
- Section 580
- Use of flammable liquids for cleaning
- Section 590
- Battery charging areas
- Section 600
- Refueling engines
- Section 610
- Fire equipment
- Section 620
- Welding operations
- Section 630
- Training and practice drills
- Section 640
- Firefighting assistance
- Section 650
- Conveyor belts
- Section 660
- Removing flammable and combustible gases from containers
- Section 670
- Fire extinguishers
- Section 680
- Exits or escapeways
- Section 690
- Fire-resistant buildings near underground openings
- Section 700
- Grass, weeds and underbrush
- Section 710
- Dust or gases
- Part V.Read allAir Quality and Physical Agents—Surface and Underground
- Section 720
- Employee exposure limits to airborne contaminants
- Section 730
- [Repealed]
- Section 740
- Dust sources
- Section 750
- [Repealed]
- Section 760
- Silica compounds
- Section 770
- Employee exposure to noise limits
- Part VI.Read allExplosives—Surface and Underground
- Section 780
- Storage of explosive materials
- Section 790
- Transportation
- Section 800
- Use of explosives
- Section 810
- Recordkeeping
- Section 820
- Procedure where a misfire occurs during a blast
- Section 830
- When traffic to be stopped
- Section 840
- Mudcapping
- Section 850
- Blasting near underground mines
- Section 860
- Blasting near pipelines or electrical lines
- Section 870
- Streams and watercourses
- Section 880
- Ground vibration from blasting
- Section 890
- Air overpressure limits
- Section 893
- Action plans
- Section 895
- Lower vibration and airblast levels
- Section 900
- [Repealed]
- Section 910
- Seismic testing and evaluation
- Section 920
- Electric detonators
- Section 925
- Electronic detonators
- Section 930
- Nonelectric blasting
- Section 931
- Blasting complaints
- Section 940
- [Repealed]
- Section 950
- [Repealed]
- Section 960
- [Repealed]
- Section 970
- [Repealed]
- Part VII.Read allDrilling--Surface and Underground
- Section 980
- Drilling of boreholes
- Section 990
- Drills to be attended
- Section 1000
- Storage of steel and tools
- Section 1010
- Moving vehicle-mounted drills
- Section 1020
- Power failures
- Section 1030
- Hands to be kept clear
- Section 1040
- [Repealed]
- Section 1050
- Boreholes
- Section 1060
- Moving handheld drills
- Section 1070
- Handling of boulders
- Section 1080
- Walls or benches
- Section 1090
- Rotary jet piercing equipment
- Section 1095
- Drill logs required for boreholes intended for blasting
- Part VIII.Read allCompressed Air, Gases, and Boilers—Surface and Underground
- Section 1100
- Boilers and pressure vessels
- Section 1110
- Air compressors
- Section 1120
- Compressed-air receivers
- Section 1130
- Compressor-air intakes
- Section 1140
- Draining compressed-air receivers
- Section 1150
- Inspection openings in compressed-air receivers
- Section 1160
- Operating compressors
- Section 1170
- Discharge pipes
- Section 1180
- [Repealed]
- Section 1190
- Repairs
- Section 1200
- Improper uses
- Section 1210
- Locking devices
- Section 1220
- Storage of oxygen cylinders
- Section 1230
- Maintaining regulators
- Section 1240
- Tank valves to be kept closed
- Section 1250
- Securing cylinders
- Section 1260
- Valves and gauges to be protected
- Section 1270
- Use of gauges, regulators and valves
- Section 1280
- Boiler equipment and maintenance
- Section 1290
- Welding operations
- Section 1300
- [Repealed]
- Part IX.Read allMobile Equipment—Surface and Underground
- Section 1320
- Brakes on mobile equipment
- Section 1330
- Emergency brakes
- Section 1340
- Requirements for starting or moving equipment
- Section 1350
- Construction of operators' cabs
- Section 1360
- Windows of cabs
- Section 1370
- Safety equipment
- Section 1380
- Extraneous materials in cabs
- Section 1390
- Operating speeds
- Section 1400
- Dust control measures
- Section 1410
- Restraining berms or guards
- Section 1420
- Operation under power control
- Section 1430
- Maintaining control of equipment
- Section 1440
- Suspending loads over cabs
- Section 1450
- Mounting and dismounting moving equipment
- Section 1460
- Prohibited means of transportation
- Section 1470
- Securing equipment in travel position
- Section 1480
- Securing dippers, buckets and scraper blades
- Section 1490
- [Repealed]
- Section 1500
- Securing electrically-powered mobile equipment
- Section 1510
- Setting brakes
- Section 1520
- Warning lights
- Section 1530
- Removal of hazards
- Section 1540
- Traffic rules
- Section 1550
- Heating and cooling cabs
- Section 1560
- Getting on or off equipment
- Section 1570
- Audible warning devices
- Section 1580
- Backup alarms
- Section 1590
- Railroad equipment
- Section 1600
- Avoiding mobile equipment in operation
- Section 1610
- Design of chute-loading installations
- Section 1620
- Berms or bumper blocks
- Section 1630
- Anchoring of sizing devices
- Section 1640
- Truck spotters
- Section 1650
- Warning devices where clearance is restricted
- Section 1660
- Tire repairs
- Section 1670
- Towing equipment
- Section 1680
- Working on equipment in raised position
- Section 1685
- Repairs or maintenance
- Part X.Read allPersonal Protection—Surface and Underground
- Section 1690
- First aid materials
- Section 1700
- Life jackets or belts
- Section 1710
- Hard hats
- Section 1720
- Protective footwear
- Section 1730
- Safety glasses or goggles
- Section 1740
- Safety harnesses
- Section 1750
- Requirements for welding or cutting
- Section 1760
- Loose fitting clothing
- Section 1770
- When gloves to be worn
- Section 1780
- Wearing of rings
- Section 1785
- Light reflecting personal protection material
- Section 1790
- Requirements for grinding wheels
- Section 1800
- Dumping locations
- Part XI.Read allTravelways—Surface and Underground
- Section 1810
- Safe access
- Section 1820
- Requirements for walkways and stairways
- Section 1830
- Condition of ladders
- Section 1840
- Portable ladders
- Section 1850
- Anchoring fixed ladders
- Section 1860
- Fixed ladders to project above landings
- Section 1870
- Painting wooden ladders
- Section 1880
- Debris to be cleared
- Section 1890
- Railings and walkway surfaces
- Section 1900
- Clearances above travelways
- Section 1910
- Climbing or descending ladders
- Section 1920
- Protective covers
- Section 1930
- Crossovers
- Section 1940
- [Repealed]
- Section 1950
- Slippery walkways
- Section 1960
- Snow and ice removal
- Section 1970
- Inclining fixed ladders
- Section 1980
- [Repealed]
- Section 1990
- Landings for fixed ladders
- Section 2000
- Steep fixed ladders
- Section 2010
- Scaffolds and working platforms
- Part XII.Read allElectricity—Surface and Underground
- Section 2015
- Installation of electrical circuits; supervision of electrical work
- Section 2020
- Fuses or circuit breakers to be used
- Section 2030
- Switches to be provided
- Section 2040
- Trailing cables of mobile equipment
- Section 2050
- Current-carrying capacity
- Section 2060
- Running over cables
- Section 2070
- Distribution boxes
- Section 2080
- Making connections under load
- Section 2090
- Insulating wires and cables
- Section 2100
- Avoiding power lines
- Section 2110
- Electrical transmission wires
- Section 2120
- Splices in cables
- Section 2130
- Shovel trailing cables
- Section 2140
- De-energizing electrical equipment
- Section 2150
- De-energizing power circuits
- Section 2160
- Labeling of switches
- Section 2170
- Clearance around equipment
- Section 2180
- Nonconductive electrical safety mats
- Section 2190
- Posting danger signs
- Section 2200
- Access by authorized persons
- Section 2210
- Guarding accessible equipment
- Section 2220
- Grounding equipment
- Section 2230
- Grounding metal fences and buildings
- Section 2240
- Frame grounding
- Section 2250
- Testing after installation or repair
- Section 2260
- [Repealed]
- Section 2270
- Correcting dangerous conditions
- Section 2280
- Dust-proof and water-proof electrical equipment
- Section 2290
- Inspection and cover plates to be kept in place
- Section 2300
- Handheld electric tools
- Section 2310
- Extension lights
- Section 2320
- Lamp sockets
- Section 2330
- Removing or replacing fuses
- Section 2340
- Fuse replacement tools
- Section 2350
- Trailing cables to be clamped
- Section 2360
- Storing surplus trailing cables
- Section 2370
- Operating controls
- Section 2380
- Design of switches and boxes
- Section 2390
- Lightning grounds
- Section 2400
- Overhead power lines
- Section 2410
- Incompatible line installations
- Section 2420
- [Repealed]
- Section 2430
- [Repealed]
- Section 2440
- Protecting power lines
- Section 2450
- Bare power line precautions
- Section 2460
- Transformer requirements
- Section 2470
- Transformer enclosures to be locked
- Section 2480
- Lightning arrester for telephone circuits
- Section 2490
- Lightning arrester for power circuits
- Section 2500
- Moving equipment near power lines
- Section 2510
- [Repealed]
- Part XIII.Read allMaterials Handling—Surface and Underground
- Section 2520
- Water or neutralizing agents
- Section 2530
- Personal protection equipment
- Section 2540
- Storage of materials
- Section 2550
- Confined space hazard
- Section 2560
- Safe storage of hazardous materials
- Section 2570
- Storage of corrosive and other materials
- Section 2580
- Hitches and slings
- Section 2590
- Tag lines
- Section 2600
- Suspended loads
- Section 2610
- Dropping elevated materials
- Section 2620
- Riding loads or hooks
- Section 2630
- Storage of reactive materials
- Section 2640
- Handling of molten material
- Section 2650
- Overhead crane equipment
- Section 2660
- Overhead crane bridges
- Section 2670
- Lift trucks
- Part XIV.Read allGuards
- Section 2680
- Accessible moving parts
- Section 2690
- Overhead belts
- Section 2700
- Conveyor guarding; conveyor belts and idlers
- Section 2710
- Conveyor openings
- Section 2720
- Use of stop cords
- Section 2730
- Protruding setscrews
- Section 2740
- When guards to be in place
- Section 2750
- Maintenance of guards
- Section 2760
- Flying or falling material protection
- Part XV.Read allSafety and Health Regulations—Underground Only
- Article 1.Read allGround Control
- Section 2770
- Ground support
- Section 2780
- Loose ground
- Section 2790
- Inspection of work area
- Section 2800
- Scaling bar to be provided
- Section 2810
- Timbers to be blocked or wedged
- Section 2820
- Installation of ground support in shafts
- Section 2830
- Shaft pillars
- Section 2840
- Rock-bolt installations
- Section 2850
- Acceptable rock-bolting materials
- Section 2860
- Rock-bolt hole drill bits
- Section 2870
- Rock-bolt torque tests
- Section 2880
- Rock-bolt anchorage tests
- Section 2890
- Torque test requirements
- Article 2.Read allFire Prevention and Control
- Section 2900
- Accumulation of flammable materials
- Section 2910
- Fire alarm systems
- Section 2915
- No smoking near flammable materials
- Section 2920
- Use of flammable materials underground
- Section 2930
- Use of liquefied petroleum gases
- Section 2940
- Underground storage of petroleum products
- Section 2950
- Where transformer stations and other rooms to be placed
- Section 2960
- Oil or fuel storage areas
- Section 2970
- Trailing cables
- Section 2980
- Open flame restrictions
- Section 2990
- When power circuits to be de-energized
- Section 3000
- Fire doors to be provided
- Section 3010
- Timbered mine entrances
- Section 3020
- Waterline outlets
- Section 3030
- Welding or cutting near combustible materials
- Section 3040
- Fire protection at conveyor pulleys
- Section 3050
- [Repealed]
- Section 3060
- [Repealed]
- Section 3070
- [Repealed]
- Section 3080
- [Repealed]
- Section 3090
- [Repealed]
- Section 3100
- Firefighting personnel
- Section 3110
- [Repealed]
- Section 3120
- [Repealed]
- Section 3130
- Conveyor switches
- Section 3140
- Stationary diesel equipment installation
- Section 3150
- Stationary diesel equipment sensors
- Article 3.Read allAir Quality, Radiation and Physical Agents
- Section 3160
- Oxygen content in mines
- Section 3170
- Ventilation
- Section 3180
- Fan housings and air ducts
- Section 3190
- Air intakes and returns
- Section 3200
- Air current effectiveness
- Section 3210
- Fan maintenance
- Section 3220
- Mine atmosphere test instruments
- Section 3230
- [Repealed]
- Section 3240
- Access to inadequately ventilated areas
- Section 3250
- Installation of ventilation tubing
- Section 3260
- Ventilation door operation
- Section 3270
- Requirements for ventilation doors
- Section 3280
- Ventilation door closing
- Section 3290
- Sampling for radon gas
- Section 3300
- Maximum annual exposure
- Section 3310
- Maximum concentrations
- Section 3320
- Changes in permissible exposures
- Article 4.Read allExplosives
- Section 3325
- Storage and use of explosives
- Section 3328
- Certified underground blaster
- Section 3330
- Construction of underground storage magazines
- Section 3340
- Use of storage magazines
- Section 3350
- Day-box magazines
- Section 3360
- Detonator-storage magazines
- Section 3370
- Notification of hoisting personnel
- Section 3380
- When hoisting to be stopped
- Section 3390
- Attending vehicles loaded with explosives
- Section 3400
- Cars containing explosives to be pulled
- Section 3410
- Warning of blasting
- Section 3420
- Leaving blasting area; reentering blasting area
- Section 3430
- Misfires to be reported
- Section 3440
- Secondary blasting
- Section 3450
- Isolating explosives from static electricity
- Section 3460
- Electric blasting
- Section 3470
- Initiating blasts from safe location
- Section 3475
- Blasting in gassy mines
- Section 3478
- Stemming
- Article 5.Read allDrilling
- Section 3480
- Drilling machine operation
- Section 3490
- Drilling machine control levers
- Section 3500
- Secure footing when drilling
- Section 3510
- Procedure when collaring holes
- Section 3520
- Procedure for moving portable drills
- Section 3530
- Receptacles or racks
- Section 3540
- Warning to persons below jumbo decks
- Section 3550
- Anchoring of drills on columns
- Article 6.Read allLoading, Hauling, and Dumping
- Section 3560
- Carrying tools or materials on top of locomotives
- Section 3570
- Coupling or uncoupling cars
- Section 3580
- Makeshift couplings
- Section 3590
- Mantrip cars
- Section 3595
- Transportation of miners
- Section 3600
- Signalmen
- Section 3610
- Open dry hole collars
- Section 3620
- Hazardous chute lips
- Section 3630
- Empty chutes
- Section 3640
- Danger from chute-pulling operations
- Section 3650
- Safety lines to be provided
- Section 3660
- Loosening hang-ups
- Section 3670
- Shelter holes to be provided
- Section 3680
- Design of shelter holes
- Section 3690
- Trip lights
- Section 3700
- Operation of mantrip cars
- Section 3710
- Discharge and boarding points
- Section 3720
- Mantrip passengers
- Section 3730
- Movement of rock or material trains
- Section 3740
- Use of flexible ladders
- Section 3750
- Trap doors in ladderways
- Section 3760
- Size of openings in ladderways
- Section 3770
- Entering manways
- Section 3780
- Working floors in stopes
- Section 3790
- Steep travelways
- Section 3800
- [Repealed]
- Section 3810
- Maintaining separate escapeways
- Section 3820
- Escape routes
- Section 3830
- Refuge areas
- Section 3840
- Development of escape and evacuation plan
- Section 3850
- Telephone or voice communications
- Section 3855
- Communications
- Section 3860
- Inclined escapeways
- Section 3870
- Emergency hoisting facilities
- Section 3880
- Check-in and check-out system
- Article 7.Read allElectricity
- Section 3890
- Bare wires and cables
- Section 3900
- Metal pipelines
- Section 3910
- Insulation of power lines
- Section 3920
- Fastening power cables
- Section 3930
- Disconnecting switches
- Section 3940
- Transformer stations
- Section 3950
- Trolley feeder wires
- Section 3955
- Fire precautions in transportation of mining equipment
- Section 3958
- Use of track as electrical power conductor
- Section 3960
- Splices in trailing cables
- Section 3970
- Machines not using cable reels
- Article 8.Read allPersonal Protection
- Section 3980
- Welding operations
- Section 3990
- Self-rescue requirements
- Section 4000
- Requirements for self-rescue devices
- Section 4010
- Landing shaft conveyances
- Section 4020
- Individual lamps to be carried
- Section 4030
- [Repealed]
- Section 4040
- Inspections to follow fire or explosion
- Section 4050
- [Repealed]
- Article 9.Read allSafety Program
- Section 4060
- Mine emergency and self-rescue training
- Section 4061
- Mine rescue stations
- Section 4062
- Rescue apparatus
- Section 4063
- Rescue crews to be provided
- Section 4064
- Alternative mine rescue capability
- Section 4065
- Mine evacuation drills
- Section 4066
- Instruction in escape plans
- Article 10.Read allPersonnel Hoisting
- Section 4070
- Capacities of hoists
- Section 4080
- Anchoring hoists
- Section 4090
- Connecting driving mechanisms to personnel hoists
- Section 4100
- Brakes on personnel hoists
- Section 4110
- Personnel hoist clutches
- Section 4120
- Brakes on automatic hoists
- Section 4130
- Friction hoist overtravel protection
- Section 4140
- Overtravel prevention on personnel hoists
- Section 4150
- Friction hoists
- Section 4160
- Overtravel bypass switches
- Section 4170
- Emergency braking for electric hoists
- Section 4180
- Position indicators
- Section 4190
- Placement of hoist controls
- Section 4200
- Drum flanges
- Section 4210
- Drum grooves
- Section 4220
- Engine-powered hoists
- Section 4230
- Standards for wire ropes
- Section 4240
- Installation of wire ropes
- Section 4250
- Guide ropes
- Section 4260
- Wire rope examination
- Section 4270
- Requirements for rope ends
- Section 4280
- Load end attachment
- Section 4290
- New ropes
- Section 4300
- Safety device attachments
- Section 4310
- Secondary safety connections
- Section 4320
- Headframes and sheaves
- Section 4330
- Clearance requirements
- Section 4340
- Fleet angles
- Section 4350
- Platforms
- Section 4360
- Diameter specifications
- Section 4370
- Support grooves
- Section 4380
- Metal bonnets
- Section 4390
- Use of buckets to hoist persons
- Section 4400
- Specifications for buckets used to hoist persons
- Section 4410
- Ratings for ropes suspending platforms
- Section 4420
- Rope guides
- Section 4430
- Use of manually-operated hoists
- Section 4440
- Use of automatic hoists
- Section 4450
- Fitness requirements for hoist persons
- Section 4460
- Competency of hoist persons
- Section 4470
- Use of extreme caution
- Section 4480
- Speed for hoisting persons
- Section 4490
- Maximum speeds
- Section 4500
- Authorized persons
- Section 4510
- Balancing cages
- Section 4520
- Lowering conveyances by brakes
- Section 4530
- Maximum number of persons to ride
- Section 4540
- Persons in charge
- Section 4550
- Conduct on conveyances
- Section 4560
- Moving conveyances
- Section 4570
- Doors to be closed
- Section 4580
- Riding in loaded buckets
- Section 4590
- When skips shall be empty
- Section 4600
- Hoisting rock or supplies
- Section 4610
- Limitations on riding shaft conveyance
- Section 4620
- Open hooks
- Section 4630
- Speeds for open buckets
- Section 4640
- Where buckets to be stopped on lowering
- Section 4650
- Where buckets to be stopped on raising
- Section 4660
- Blocking cars
- Section 4670
- Securing materials in buckets
- Section 4680
- Placement of conveyances not in use
- Section 4690
- Signaling between stations and hoist room
- Section 4700
- When telephone instructions are acceptable
- Section 4710
- Signals to hoist operator
- Section 4720
- Standard hoisting signals
- Section 4730
- Posting of signal codes
- Section 4740
- Positioning signal devices
- Section 4750
- Qualifications of persons giving signals
- Section 4760
- Safety gates on landings
- Section 4770
- Stop blocks or derail switches
- Section 4780
- Where guides to be provided
- Section 4790
- Construction of dumping facilities
- Section 4800
- Shaft station clearance requirements
- Section 4810
- Safe passage around compartments
- Section 4820
- Maintaining shaft sets
- Section 4830
- Persons working in shafts
- Section 4840
- Posting of signs
- Section 4850
- Performing inspections and repairs
- Section 4860
- Bulkheads or equivalent protection
- Section 4870
- Ladders in shafts
- Section 4880
- Inspection and testing procedures
- Section 4890
- Records to be kept
- Section 4900
- Replacement parts
- Section 4910
- Lubrication of ropes
- Section 4920
- Cutting of ropes for inspections
- Section 4930
- Cutting of ropes to distribute wear
- Section 4940
- Ropes to be calipered
- Section 4950
- Electromagnetic or other nondestructive testing
- Section 4960
- Substandard ropes
- Section 4970
- Testing on each shift
- Section 4980
- Testing with empty conveyances
- Section 4990
- Inspection of ropes and connections
- Section 5000
- Inspection of safety catches
- Section 5010
- Inspection of shafts
- Section 5020
- Inspection of sheaves
- Section 5030
- Lubrication of rollers
- Section 5040
- [Repealed]
- Article 11.Read allGassy Mines
- Section 5060
- Gassy mines
- Section 5070
- Effect of detection of flammable gases
- Section 5080
- Smoking materials prohibited
- Section 5090
- Use of open flames
- Section 5100
- Supervision of use of open flames
- Section 5110
- Limit on percentage of gases
- Section 5120
- Installation of main fans
- Section 5130
- Operation of main fans
- Section 5140
- Intakes and returns
- Section 5150
- Single shaft intakes and returns
- Section 5160
- Failure of fans
- Section 5170
- Failure of ventilation
- Section 5180
- Inspection after ventilation failure
- Section 5190
- Access of personnel after fan shutdown
- Section 5200
- Operation of booster fans
- Section 5210
- Equipping booster fans
- Section 5220
- Installation and operation of auxiliary fans
- Section 5230
- Inspection of auxiliary fans
- Section 5240
- Failure of auxiliary fans
- Section 5250
- Volume and velocity of air current
- Section 5260
- Quantity of air standards
- Section 5270
- Measurement of air quantities
- Section 5280
- Ventilation of battery-charging and transformer stations
- Section 5290
- Intake air for pumps and compressors
- Section 5300
- Changes in ventilation
- Section 5310
- Adjustments in ventilation
- Section 5320
- Detection of flammable gas
- Section 5330
- Use of air passing by opening of unsealed abandoned area to ventilate
- Section 5340
- Use of air passing through abandoned panels to ventilate
- Section 5350
- Abandoned areas to be sealed
- Section 5360
- Construction of seals
- Section 5370
- Fitting of seals for atmosphere sampling and pressure measurement
- Section 5380
- Crosscut intervals
- Section 5390
- Closing crosscuts
- Section 5400
- Line brattices
- Section 5410
- Composition of brattices
- Section 5420
- Damaged brattices
- Section 5430
- Crosscuts at abandoned rooms
- Section 5440
- Where entries or rooms to be started
- Section 5450
- Construction specifications for stoppings
- Section 5460
- Airtight stoppings
- Section 5470
- Installation of air locks
- Section 5480
- Ventilation of air locks
- Section 5490
- Doors to be kept closed
- Section 5500
- Overcasts and undercasts
- Section 5510
- Preshift examinations
- Section 5520
- Authorized personnel
- Section 5530
- Removal of danger signs
- Section 5540
- Detection devices
- Section 5550
- Frequency and method of examinations
- Section 5560
- Examination reports
- Section 5570
- Ventilation of gassy mines
- Section 5580
- Airflow to be maintained
- Section 5590
- Fan installation doors
- Section 5600
- Diesel-powered equipment
- Section 5610
- Trolley wires
- Section 5620
- Permissible equipment required
- Section 5630
- Permissible distribution boxes required
- Section 5640
- Electric equipment
- Section 5650
- Permissible electric lamps
- Section 5660
- Permissible or approved explosives
- Section 5670
- Written list of conditions
- Section 5680
- [Repealed]
- Section 5700
- Examinations for gas
- Section 5710
- Limitations on firing shots
- Section 5720
- [Repealed]
- Section 5730
- [Repealed]
- Part XVI.Read allMining Near Gas and Oil Wells
- Article 11.Read allGassy Mines
- Section 5750
- Notice of intent to mine near gas or oil wells
- Section 5760
- Application for mining near gas or oil wells
- Section 5770
- Mining plan
- Section 5780
- Approval to mine near plugged gas or oil well