The
M7 motorway is a
motorway in
Ireland. The motorway runs continuously from the outskirts of
Naas in
County Kildare to Rossbrien on the outskirts of Limerick City. The M7 forms part of the
Dublin to
Limerick N7 national primary road. The section of the motorway bypassing
Naas, an 8 km stretch, was the first section of motorway to open in Ireland, in 1983. Following substantial works to extend the M7 to
Limerick; by the end of 2010, the motorway replaced all of the old single-carriageway N7 route which is now designated as
R445. At 164 km, the M7 is the longest motorway in Ireland.