SUBPART D—Ventilation (§75.300 to §75.389)
- 75.300—Scope.
- 75.301—Definitions.
- 75.302—Main mine fans.
- 75.310—Installation of main mine fans.
- 75.311—Main mine fan operation.
- 75.312—Main mine fan examinations and records.
- 75.313—Main mine fan stoppage with persons underground.
- 75.320—Air quality detectors and measurement devices.
- 75.321—Air quality.
- 75.322—Harmful quantities of noxious gases.
- 75.323—Actions for excessive methane.
- 75.324—Intentional changes in the ventilation system.
- 75.325—Air quantity.
- 75.326—Mean entry air velocity.
- 75.327—Air courses and trolley haulage systems.
- 75.330—Face ventilation control devices.
- 75.331—Auxiliary fans and tubing.
- 75.332—Working sections and working places.
- 75.333—Ventilation controls.
- 75.334—Worked-out areas and areas where pillars are being recovered.
- 75.335—Seal strengths, design applications, and installation.
- 75.336—Sampling and monitoring requirements.
- 75.337—Construction and repair of seals.
- 75.338—Training.
- 75.339—Seals records.
- 75.340—Underground electrical installations.
- 75.341—Direct-fired intake air heaters.
- 75.342—Methane monitors.
- 75.343—Underground shops.
- 75.344—Compressors.
- 75.350—Belt air course ventilation.
- 75.351—Atmospheric monitoring systems.
- 75.352—Actions in response to AMS malfunction, alert, or alarm signals.
- 75.360—Preshift examination at fixed intervals.
- 75.361—Supplemental examination.
- 75.362—On-shift examination.
- 75.363—Hazardous conditions; posting, correcting and recording.
- 75.364—Weekly examination.
- 75.370—Mine ventilation plan; submission and approval.
- 75.371—Mine ventilation plan; contents.
- 75.372—Mine ventilation map.
- 75.373—Reopening mines.
- 75.380—Escapeways; bituminous and lignite mines.
- 75.381—Escapeways; anthracite mines.
- 75.382—Mechanical escape facilities.
- 75.384—Longwall and shortwall travelways.
- 75.385—Opening new mines.
- 75.386—Final mining of pillars.
- 75.388—Boreholes in advance of mining.
- 75.389—Mining into inaccessible areas.