In Ireland, the highest category of road is a motorway, indicated by the prefix M followed by a one- or two-digit number. The motorway network consists entirely of motorway-grade dual carriageways and
A sign on the M18 warning that horses, horse-drawn vehicles, pedestrians and bicycles are forbidden.
This section of the M7/M8 motorways opened in May 2010, completing the M8 route and extending that of the M7.
This section of the N8 5 km (3 miles) north of Cork City was redesignated as a motorway in August 2009.
M9 motorway (Ireland)
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The M9 motorway is a motorway in Ireland linking the M7 between Naas and Newbridge near Kilcullen to Waterford. Opened in sections between 1994 and 2010, the final section opened on 9 September 2010.
Motorways in the Republic of Ireland
…M8 – linking Dublin with Cork M9 – linking Dublin with Waterford. Completed September 2010. All sections of these motorways were completed by the end of 2010. The completion of these…
Carlow bypass/N80 junction
M9 Carlow bypass under construction in March 2008
M9 northbound passes under the M7 and merges