R105 road (Ireland)
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The R105 road is a regional road in north Dublin, Ireland. It travels from the city centre to Howth, and loops at both ends; the road fully encircles Howth Head. Along the way, the road passes through
The Talbot Memorial Bridge carries the R105 over the River Liffey
National primary road
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A national primary road is a road classification in Ireland. National primary roads form the major routes between the major urban centres. There are 2649 km of national primary roads. This category of
Naas Road (N7), non-Motorway high-grade dual carriageway.
Sign in Dublin indicating the principal national primary roads fanning out from the capital city.
2+2 section of the N4 (Dromod-Roosky bypass) in County Leitrim.
N11 Exit sign. This route has since been upgraded to motorway status