- Complete machine-specific TBM induction before entering the tunnel
- Wear hearing protection at all times when inside or near the TBM
- Know the emergency evacuation route and location of refuge chambers
- Follow lockout procedures before any maintenance on TBM components
- Check ventilation systems are operating before entering the tunnel heading
- Use the communication systems provided to stay in contact with the surface
- Report any unusual ground behaviour, water ingress, or machine vibration
- Carry a personal gas monitor and self-rescuer at all times underground
- Keep escape routes and walkways clear of obstructions and debris
- Attend daily briefings covering TBM progress, hazards, and planned activities
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- DON'T enter the cutterhead area without full isolation and a permit to work
- DON'T bypass safety interlocks on the segment erector or conveyor systems
- DON'T work near the screw conveyor or muck train without isolation in place
- DON'T ignore ventilation alarms — evacuate if directed to do so
- DON'T store flammable materials inside the TBM or near hydraulic systems
- DON'T block emergency escape routes with equipment, materials, or spoil
- DON'T enter compressed air zones without medical clearance and training
- DON'T remove hearing protection inside the TBM at any time during operation
- DON'T attempt to clear blockages in the cutterhead while it is still rotating
- DON'T underestimate the distance to the portal — evacuation takes significant time
See also: Tunnelling Safety Awareness | Emergency Evacuation From Tunnels
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