Section 43.1. Definitions

Section 43.2. Scope; applicability

Section 43.3. Health recommendations for compressed air workers

Section 43.4. Penalty

Section 43.11. Safety requirements

Section 43.12. Superintendents

Section 43.13. Hoisting engineer

Section 43.14. Hoisting procedure

Section 43.15. Hoisting ropes

Section 43.16. Signals

Section 43.17. Hoisting cages

Section 43.18. Stairways and ladders

Section 43.19. Shaft protection

Section 43.20. Mechanical haulage

Section 43.21. Timbering; sumps

Section 43.22. Storage of explosives

Section 43.23. Transportation of explosives

Section 43.24. Conveying of explosives

Section 43.25. Loading of explosives

Section 43.26. Blasting

Section 43.27. Loose rock

Section 43.28. Lighting

Section 43.29. Means of communication

Section 43.30. Electrical equipment

Section 43.31. Underground stations and transformer rooms

Section 43.32. Cables and wires

Section 43.33. Electrical circuits

Section 43.34. Trolley wires

Section 43.35. Power wires and cables

Section 43.36. Joints in cables and conductors

Section 43.37. Fuses, circuit breakers, switches, and motors

Section 43.38. Fire protection

Section 43.39. Sanitation

Section 43.40. Ventilation

Section 43.41. First aid

Section 43.42. Special protective requirements

Section 43.43. Special protection against dust

Section 43.44. Special protection against gases

Section 43.51. Interpretation

Section 43.52. Air pressure and hours of labor

Section 43.53. Decompression

Section 43.54. Pressure gauges

Section 43.55. Lighting

Section 43.56. Communication

Section 43.57. Fire prevention

Section 43.58. Washrooms and restrooms

Section 43.59. Sanitation

Section 43.60. Ventilation

Section 43.61. Medical locks

Section 43.62. Physicians

Section 43.71. Compressor plants

Section 43.72. Locks

Section 43.73. Bulkheads

Section 43.74. Safety screens

Section 43.75. Explosives

Section 43.81. Compressor plants

Section 43.82. Locks and shafting

Section 43.83. Inspections

Section 43.84. Shields

Section 43.85. Signal codes

Section 43.86. Use of explosives

Section 43.87. Storage of explosives

Section 43.88. Conveyance of explosives

Section 43.89. Loading and drilling

Section 43.90. Blasting

Section 43.91. Loose rock

Section 43.92. Sinking and bracing caissons

Section 43.93. Form in manlocks

Section 43.94. Physicians’ form