N20 road (Ireland)
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The N20 road is a national primary road in Ireland, connecting the cities of Cork and Limerick. Buttevant, Croom, Charleville, Mallow and Blarney are major towns along the route. A short section of the route is motorway standard and is designated as the M20 Motorway.
N20 on the dual carriageway bypass into Limerick, approaching the exit for Dooradoyle. As of 2009, this section has been designated motorway.
The M20 outside Limerick city approaching junction 2 northbound
A "Route Confirmatory Sign" on the M20 showing distances to destinations
N18 road (Ireland)
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The N18 road is a national primary road in Ireland, connecting the cities of Limerick and Galway. Ennis and Gort are two major towns on the route, and Shannon Airport is reached via the connecting N19. The west coast route continues on to Sligo as the N17. The section from Limerick to the N19 junction forms part of European route E20, and the entire route is part of the proposed Atlantic Corridor. The section of motorway from Shannon to Claregalway is designated the M18 motorway. The tolled Limerick Tunnel forms part of the route.
Looking South from the Ennis junction flyover. This section of HQDC has been redesignated as motorway, effective 28/8/09.
Travelling Southbound on the N18 near the Shannon Town/Airport exit.
Gort-Crusheen under construction (June 2009): The grade separated junction at Gort.