A55 Tunnels

Pen-y-Clip Tunnel


6 November 2010

A55, North Wales Coast

SH 78130 78407; 53.28856°N, 3.82967°W (Conwy)
SH 74738 78352; 53.28727°N, 3.88051°W (Penmaenbach)
SH 70028 76080; 53.26573°N, 3.95019°W (Pen-y-clip)

Further Information

The Conwy Tunnel was opened in 1991 and is 1060 m long. It goes under the River Conwy estuary and was the UK’s first immersed tube tunnel.

The westbound Penmaenbach tunnel was opened in 1989 and is 658 m long. It is next to the 172 m long eastbound tunnel that was opened in 1932.

The westbound Pen-y-Clip tunnel is 930 m long and was opened in 1994.

Tunnels (A55) (North Wales Trunk Road Agency)

Penmaenbach Tunnel

Conwy Tunnel


3 thoughts on “A55 Tunnels

  1. Pingback: Conwy Suspension Bridge | GeoTopoi

Share your thoughts...

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )


Connecting to %s