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- 4VAC25-40-2190 · Posting danger signs
- 4VAC25-40-2200 · Access by authorized persons
- 4VAC25-40-2210 · Guarding accessible equipment
- 4VAC25-40-2220 · Grounding equipment
- 4VAC25-40-2230 · Grounding metal fences and buildings
- 4VAC25-40-2240 · Frame grounding
- 4VAC25-40-2250 · Testing after installation or repair
- 4VAC25-40-2270 · Correcting dangerous conditions
- 4VAC25-40-2280 · Dust-proof and water-proof electrical equipment
- 4VAC25-40-2290 · Inspection and cover plates to be kept in place
- 4VAC25-40-2300 · Handheld electric tools
- 4VAC25-40-2310 · Extension lights
- 4VAC25-40-2320 · Lamp sockets
- 4VAC25-40-2330 · Removing or replacing fuses
- 4VAC25-40-2340 · Fuse replacement tools
- 4VAC25-40-2350 · Trailing cables to be clamped
- 4VAC25-40-2360 · Storing surplus trailing cables
- 4VAC25-40-2370 · Operating controls
- 4VAC25-40-2380 · Design of switches and boxes
- 4VAC25-40-2390 · Lightning grounds
- 4VAC25-40-2400 · Overhead power lines
- 4VAC25-40-2410 · Incompatible line installations
- 4VAC25-40-2440 · Protecting power lines
- 4VAC25-40-2450 · Bare power line precautions
- 4VAC25-40-2460 · Transformer requirements
- 4VAC25-40-2470 · Transformer enclosures to be locked
- 4VAC25-40-2480 · Lightning arrester for telephone circuits
- 4VAC25-40-2490 · Lightning arrester for power circuits
- 4VAC25-40-2500 · Moving equipment near power lines
- 4VAC25-40-2520 · Water or neutralizing agents
- 4VAC25-40-2530 · Personal protection equipment
- 4VAC25-40-2540 · Storage of materials
- 4VAC25-40-2550 · Confined space hazard
- 4VAC25-40-2560 · Safe storage of hazardous materials
- 4VAC25-40-2570 · Storage of corrosive and other materials
- 4VAC25-40-2580 · Hitches and slings
- 4VAC25-40-2590 · Tag lines
- 4VAC25-40-2600 · Suspended loads
- 4VAC25-40-2610 · Dropping elevated materials
- 4VAC25-40-2620 · Riding loads or hooks
- 4VAC25-40-2630 · Storage of reactive materials
- 4VAC25-40-2640 · Handling of molten material
- 4VAC25-40-2650 · Overhead crane equipment
- 4VAC25-40-2660 · Overhead crane bridges
- 4VAC25-40-2670 · Lift trucks
- 4VAC25-40-2680 · Accessible moving parts
- 4VAC25-40-2690 · Overhead belts
- 4VAC25-40-2700 · Conveyor guarding; conveyor belts and idlers
- 4VAC25-40-2710 · Conveyor openings
- 4VAC25-40-2720 · Use of stop cords
- 4VAC25-40-2730 · Protruding setscrews
- 4VAC25-40-2740 · When guards to be in place
- 4VAC25-40-2750 · Maintenance of guards
- 4VAC25-40-2760 · Flying or falling material protection
- 4VAC25-40-2770 · Ground support
- 4VAC25-40-2780 · Loose ground
- 4VAC25-40-2790 · Inspection of work area
- 4VAC25-40-2800 · Scaling bar to be provided
- 4VAC25-40-2810 · Timbers to be blocked or wedged
- 4VAC25-40-2820 · Installation of ground support in shafts
- 4VAC25-40-2830 · Shaft pillars
- 4VAC25-40-2840 · Rock-bolt installations
- 4VAC25-40-2850 · Acceptable rock-bolting materials
- 4VAC25-40-2860 · Rock-bolt hole drill bits
- 4VAC25-40-2870 · Rock-bolt torque tests
- 4VAC25-40-2880 · Rock-bolt anchorage tests
- 4VAC25-40-2890 · Torque test requirements
- 4VAC25-40-2900 · Accumulation of flammable materials
- 4VAC25-40-2910 · Fire alarm systems
- 4VAC25-40-2915 · No smoking near flammable materials
- 4VAC25-40-2920 · Use of flammable materials underground
- 4VAC25-40-2930 · Use of liquefied petroleum gases
- 4VAC25-40-2940 · Underground storage of petroleum products
- 4VAC25-40-2950 · Where transformer stations and other rooms to be placed
- 4VAC25-40-2960 · Oil or fuel storage areas
- 4VAC25-40-2970 · Trailing cables
- 4VAC25-40-2980 · Open flame restrictions
- 4VAC25-40-2990 · When power circuits to be de-energized
- 4VAC25-40-3000 · Fire doors to be provided
- 4VAC25-40-3010 · Timbered mine entrances
- 4VAC25-40-3020 · Waterline outlets
- 4VAC25-40-3030 · Welding or cutting near combustible materials
- 4VAC25-40-3040 · Fire protection at conveyor pulleys
- 4VAC25-40-3100 · Firefighting personnel
- 4VAC25-40-3130 · Conveyor switches
- 4VAC25-40-3140 · Stationary diesel equipment installation
- 4VAC25-40-3150 · Stationary diesel equipment sensors
- 4VAC25-40-3160 · Oxygen content in mines
- 4VAC25-40-3170 · Ventilation
- 4VAC25-40-3180 · Fan housings and air ducts
- 4VAC25-40-3190 · Air intakes and returns
- 4VAC25-40-3200 · Air current effectiveness
- 4VAC25-40-3210 · Fan maintenance
- 4VAC25-40-3220 · Mine atmosphere test instruments
- 4VAC25-40-3240 · Access to inadequately ventilated areas
- 4VAC25-40-3250 · Installation of ventilation tubing
- 4VAC25-40-3260 · Ventilation door operation
- 4VAC25-40-3270 · Requirements for ventilation doors
- 4VAC25-40-3280 · Ventilation door closing
- 4VAC25-40-3290 · Sampling for radon gas