Ireland’s largest cable stay bridge in the peaceful Boyne Valley on the outskirts of Drogheda, consists of an asymmetric 56 cable stayed structure with a main span of 170m across the two channels of the river.

This landmark steel structure carries the M1 motorway linking Dublin and Belfast across the River Boyne.

The contractor for the € 34m project is SIAC Cleveland Bridge Joint Venture, consisting of Irish contractor SIAC Construction Ltd. and Darlington based Cleveland Bridge UK Ltd.

PHD are proud to have carried out the access works on this extremely challenging engineering project.

To read more about some of our projects in Ireland, click here.