The Jack Lynch Tunnel
The Jack Lynch Tunnel is an immersed tube tunnel and an integral part of the N40 southern ring road of Cork. The Tunnel is named after former Taoiseach, Jack Lynch, a native of Cork.
It takes the road under the River Lee. North of the Tunnel, the ring-road joins the M8 motorway to Dublin (north) and N8 road to the city centre (west), with the N25 commencing east to Waterford.
There are six emergency exits in each traffic bore for pedestrians that lead into the central bore (pedestrian exit), the exit doors are at each end of the central bore.
Next Tunnel Closure Dates
Thursday 1st October | 21:00 – 05:00 Scheduled Maintenance
Friday 2nd October | 21:00 – 05:00 Scheduled Maintenance
Tuesday 20th October | 22:00 – 04:00 Scheduled Maintenance
Wednesday 21st October | 22:00 – 04:00 Scheduled Maintenance
Thursday 22nd October | 22:00 – 04:00 Scheduled Maintenance
Traffic Cameras, Closures & Safety Information
View safety information, live traffic feeds and scheduled maintenance.
Frequently Asked Questions
What do I do if I breakdown?
There are a number of SOS phones located at 50 meter intervals through Jack Lynch Tunnel. These phones provide a direct link to our Tunnel Control Room which will provide assistance.
What is the height of Jack Lynch Tunnel?
The maximum height of Jack Lynch Tunnel is 4.65 meters.
Are pedestrians and cyclists permitted in Jack Lynch Tunnel?
No, pedestrians and cyclists are strictly not permitted in Jack Lynch Tunnel.
What is the speed limit through Jack Lynch Tunnel?
The speed limit is 80kph through Jack Lynch Tunnel.
