Equipment

Sections

• 57.22301
  § 57.22301 Atmospheric monitoring systems (I-A, II-A, and V-A mines).
• 57.22302
  § 57.22302 Approved equipment (I-A and V-A mines).
• 57.22303
  § 57.22303 Approved equipment (I-C mines).
• 57.22304
  § 57.22304 Approved equipment (II-A mines).
• 57.22305
  § 57.22305 Approved equipment (III mines).
• 57.22306
  § 57.22306 Methane monitors (I-A mines).
• 57.22307
  § 57.22307 Methane monitors (II-A mines).
• 57.22308
  § 57.22308 Methane monitors (III mines).
• 57.22309
  § 57.22309 Methane monitors (V-A mines).
• 57.22310
  § 57.22310 Electrical cables (I-C mines).
• 57.22311
  § 57.22311 Electrical cables (II-A mines).
• 57.22312
  § 57.22312 Distribution boxes (II-A and V-A mines).
• 57.22313
  § 57.22313 Explosion-protection systems (I-C mines).
• 57.22314
  § 57.22314 Flow-control devices (V-A and V-B mines).
• 57.22315
  § 57.22315 Self-contained breathing apparatus (V-A mines).