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Pennsylvania Code

Mined-out Areas

Mined-out Areas

207.301Applicability.207.302Definitions.207.303Approvals.207.311Roof areas.207.312Lighting.207.313Entrances and exits.207.314Ventilation.207.315Closing underground sections.207.316Inspections.207.317Record of inspection.207.318Storage of flammable liquids.207.319Check in/check-out system.