Article 4 - Ventilation, Mine Gases, and Other Hazardous Conditions

Section 45.2-826 - Pre-shift examinations
Section 45.2-827 - on-shift examinations
Section 45.2-828 - Weekly examinations
Section 45.2-829 - Examinations of fans
Section 45.2-830 - Record of examinations
Section 45.2-831 - Notice of hazardous conditions
Section 45.2-832 - Notice of monitor tampering prohibition
Section 45.2-833 - Main fans
Section 45.2-834 - Fan stoppage plan
Section 45.2-835 - Auxiliary fans
Section 45.2-836 - Quantity of air
Section 45.2-837 - Bleeder systems
Section 45.2-838 - Coursing of air
Section 45.2-839 - Actions for excessive methane
Section 45.2-840 - Crosscuts
Section 45.2-841 - Permanent stoppings
Section 45.2-842 - Ventilation controls
Section 45.2-843 - Line brattice
Section 45.2-844 - Ventilation with air from certain areas
Section 45.2-845 - Worked-out areas
Section 45.2-846 - Air quality
Section 45.2-847 - Examination of mine for explosive gas and other hazardous conditions
Section 45.2-848 - Tampering with methane monitoring devices prohibited; penalty
Section 45.2-849 - Allowing persons to work in mine where methane monitoring equipment disconnected; penalty
Section 45.2-850 - Intentionally bypassing a safety device; prohibition
Section 45.2-851 - Control of coal dust
Section 45.2-852 - Rock dusting