Limerick Tunnel
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The Limerick Tunnel is a 675-metre-long, immersed tube tunnel underneath the River Shannon on the outskirts of Limerick city. The tunnel forms part of the N18 Limerick Southern Ring Road. The tunnel i
Emergency exit in Limerick Tunnel
Signage on approach to Limerick, indicating tunnel status
Jack Lynch Tunnel
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The Jack Lynch Tunnel is an immersed tube tunnel and an integral part of the N40 road network in Cork, Ireland. It is named after former Taoiseach, Jack Lynch, a native of Cork.
Limerick Tunnel
…are both north of the Shannon. One is between junctions 3 and 4 of the N18, and the other is between N18 junction 3 and the Clonmacken Roundabout. Jack Lynch Tunnel, on the N40 southern ring road of Cork Dublin Port Tunnel…
The N40 through the interior of the southbound tube.
Jack Lynch Tunnel commemorative plaque
The N40 at the southern entry/exit point of the tunnel
Entrance to the northbound bore