Complex sentence: The 230 metre main span has the longest single bridge span in the Republic of Ireland, winning that title from the Boyne River Bridge on the Dublin to Belfast M1 motorway; the main span of the Foyle Bridge is longer at 234m.
Split into simpler sentences: The 230 metre main span has the longest single bridge span in the Republic of Ireland, winning that title from the Boyne River Bridge on the Dublin to Belfast M1 motorway. The main span of the Foyle Bridge is longer at 234m.