Safety Guidelines
Safety Information
Drive with dipped headlights on. Observe the speed limit.
Tune into FM radio to hear any safety instructions.
Tune into FM radio to hear any safety instructions.
Tunnel Operator
The Operator has full jurisdiction in the Tunnel. Drivers must obey instructions from the Operator.
FM Radio Break-In-Facility
In case of an incident, tune into any FM radio station to hear safety instructions.
CCTV
CCTV is in operation throughout the Tunnel.
Loudspeakers
Loudspeakers and Electronic Variable Message Signs will be used to give instructions.
Emergency Stations
Emergency Stations on the left side of the tunnel wall have direct telephone connection to the Operator and contain fire extinguishers.
Pedestrian Exit
You must exit the tunnel via the marked pedestrian cross passages when instructed to do so
Emergency Lay-Bys
There are four emergency lay-bys on the left side of the tunnel wall at a distance of 1 km.
Fire Fighting
Firefighting niches with hydrants are placed every 125 m and hose reels every 60 m.

Using the Tunnel
Check fuel before entering the Tunnel
Remove sunglasses
Tune in to FM radio to hear safety instructions, in case of incident
Maintain safe distance between vehicles
Lane Open
Lane Closed
Do not turn or reverse
Do not stop except in an emergency
Obey speed limits
Heavy Goods Vehicles
Maximum permissible height
Keep a safe distance from the vehicle in front
Heavy Goods Vehicles 3 Chevrons
Keep a safe distance from the vehicle in front
Dangerous Goods Vehicles, 4 chevrons
Vehicles with 3 or more Axles stay left
Drivers of vehicles over 2.9m wide must contact customer in advance to request if permissible
Restricted items of Class 3 require flashing amber light, front & back
Dangerous Goods Vehicles, Dublin Tunnel is a Class C Tunnel. DGV drivers please refer to Regulations for the Carriage of Dangerous Goods below
If you breakdown or are in an accident
Switch on Warning Lights
Try to exit Tunnel or drive to nearest lay-by
Switch off engine
Go to nearest emergency station, use emergency phone to contact operator
Obey Operator instructions on loudspeaker systems, FM radio and electronic signs
If your vehicle is on fire, switch off engine and leave vehicle immediately
If there is a fire in the tunnel
If there is smoke or fire behind you, drive out of the tunnel
If there is smoke or fire ahead, stop vehicle, turn off engine, leave vehicle immediately and exit via the nearest pedestrian exit
Nearest Pedestrian exit is indicated by distance on the wall. Obey Operators instructions