Britain's first motorway tunnel is built
Media playback is unsupported on your device
Video

Archive: Building the Brynglas Tunnels

As the Severn Bridge turns 50 on Thursday, it is also half a century since Wales had what was to become its first stretches of motorway.

This archive footage shows BBC Wales journalist Vincent Kane discussing issues surrounding the construction of the Brynglas Tunnels on the M4 in Newport.

  • 07 Sep 2016
Go to next video: Archive: M4 opening in Newport in 1966