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Compliance für natürliche Ressourcen 15 Punkte

Underground Mine Ventilation Plan Compliance Checklist

Diese Checkliste ist auf Englisch.

Verify compliance of an underground mine ventilation system against MSHA requirements for air quantity, quality, methane control, and the approved ventilation plan.

MSHA 30 CFR Part 75 Subpart DMSHA 30 CFR Part 57 Subpart GMSHA Ventilation Plan

Kostenlos als PDF oder Word · E-Mail-Adresse eingeben und herunterladen.

Approved Ventilation Plan

  • Is a current MSHA-approved ventilation plan on file and available at the mine? *
  • Are ventilation controls (stoppings, overcasts, regulators, doors) installed and maintained as specified in the plan? *
  • Is a mine ventilation map maintained showing air direction, quantities, and controls? *

Air Quantity & Velocity

  • Is the minimum air quantity maintained at each working face as required by the approved plan? *
  • Recorded air quantity at the last open crosscut or working face (cfm). *
  • Is the mechanical ventilation system (main fans) equipped with pressure-recording and fan-stoppage warning devices? *

Methane & Air Quality Control

  • Are methane tests conducted before and during work in accordance with the required frequency? *
  • Is work stopped and personnel withdrawn when methane reaches 1.0% in a working place per regulation? *
  • Are threshold limits for oxygen, carbon dioxide, and other contaminants maintained? *

Respirable Dust & Diesel

  • Are respirable dust controls maintained in accordance with the approved plan? *
  • Where diesel equipment is used underground, is the ventilation adequate to dilute diesel exhaust to permissible limits? *
  • Are respirable dust samples collected and results maintained to verify compliance with the applicable exposure limit? *

Examinations & Records

  • Are preshift and on-shift examinations of ventilation conducted by a certified person and recorded? *
  • Are weekly examinations of seals, worked-out areas, and bleeder systems conducted? *
  • Attach the most recent ventilation examination record.

Vollständige Checkliste Underground Mine Ventilation Plan Compliance Checklist herunterladen

Kostenlos als übersichtliches, druckfertiges PDF oder als bearbeitbares Word-Dokument.