The N31 road is a

national primary road A national primary road ( ga, Bóthar príomha náisiúnta) 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 ro ...

Ireland Ireland ( ; ga, Éire ; Ulster Scots dialect, Ulster-Scots: ) is an island in the Atlantic Ocean, North Atlantic Ocean, in Northwestern Europe, north-western Europe. It is separated from Great Britain to its east by the North Channel (Grea ...

. It connects the harbour at

Dún Laoghaire Dún Laoghaire ( , ) is a suburban coastal town in Dublin in Ireland. It is the administrative centre of Dún Laoghaire–Rathdown. The town was built following the 1816 legislation that allowed the building of a major port to serve Dubli ...

southeast of

Dublin Dublin (; , or ) is the capital and largest city of Ireland. On a bay at the mouth of the River Liffey, it is in the province of Leinster, bordered on the south by the Dublin Mountains, a part of the Wicklow Mountains range. At the 2016 c ...

to the national route network. Both the N11 (Dublin –

Wexford Wexford () is the county town of County Wexford, Ireland. Wexford lies on the south side of Wexford Harbour, the estuary of the River Slaney near the southeastern corner of the island of Ireland. The town is linked to Dublin by the M11/N11 ...

) and Dublin's M50 C-ring motorway connect to the N31.

Route

With the completion of the ''Southeastern Motorway'' section of the M50 in 2005, the N31 was extended to connect to it. Since 2006, the N31 begins at J14 on the M50. ''Leopardstown Road'' and ''Brewery Road'' bring the N31 northeast to join the N11 ''Stillorgan Road'' southeast of Stillorgan. The route diverges from the N11 again further north as ''Mount Merrion Avenue'', bringing the N31 east to the sea front. From here, the N31 passes through

Blackrock BlackRock, Inc. is an American multi-national investment company based in New York City. Founded in 1988, initially as a risk management and fixed income institutional asset manager, BlackRock is the world's largest asset manager, with trill ...

via ''Frescati Road''/''Blackrock By Pass''; (see thumbnail) alongside Monkstown via ''Temple Road'', ''Newtown Avenue'' and ''Seapoint Avenue''; and to Dún Laoghaire via ''Dunleary Road'' and ''Crofton Road''.

Upgrades

The route was revised in 2005 to include a new section between the M50 and N11. No further planned amendments to the route have been publicised as of 2015, but the N31 would be affected in the event of an ''Eastern Bypass'' of Dublin. The current M50 would connect at the southern end of this via a link on a similar alignment to the first half of the current N31. A major upgrade of the Blackrock By-pass commenced on 18 August 2014 from its junction with Mount Merrion Avenue to Stradbrook Road which was completed on 31 August 2015. It was undertaken by

Dún Laoghaire–Rathdown County Council Dún Laoghaire–Rathdown County Council ( ga, Comhairle Contae Dhún Laoghaire–Ráth an Dúin) is the authority responsible for local government in the county of Dún Laoghaire–Rathdown, Ireland. It is one of three local authorities that ...

. In November 2016, the

Dublin Bus Dublin Bus ( ga, Bus Átha Cliath) is a State-owned bus operator providing services in Dublin. By far the largest bus operator in the city, it carried 138 million passengers in 2019. It is a wholly-owned subsidiary of Córas Iompair Éireann. ...

route 7 from Loughlinstown Park to Mountjoy Square was split into two routes; the 7 and 7a. The purpose of this was to make the journey time on the 7 quicker by using the

bypass (N31). The 4 bus route also uses the

bypass.

Go-Ahead Ireland Go-Ahead Transport Services (Dublin) Limited, known as Go-Ahead Ireland is a bus operator in Dublin that commenced trading in September 2018. It is a subsidiary of the Go-Ahead Group. History With the aim of improving efficiency, in 2015 the ...

's route 17 from

Blackrock railway station Blackrock railway station ( ga, Stáisiún An Charraig Dhubh) serves Blackrock in Dún Laoghaire–Rathdown, Ireland. It opened publicly on 17 December 1834 and is one of the three original stations on the Dublin and Kingstown Railway (D&KR) ...

to Rialto (Dublin) also uses the N31. It serves the Blackrock Bypass and Mount Merrion Avenue parts of the N31.goaheadireland.ie The section from Blackrock to Dun Laoghaire is a one-way system, with the former eastbound lane converted to a segregated cycle lane in 2020.

References

External links

Roads Act 1993 (Classification of National Roads) Order 2006
–

Department of Transport The Department for Transport (DfT) is a department of His Majesty's Government responsible for the English transport network and a limited number of transport matters in Scotland, Wales and Northern Ireland that have not been devolved. The d ...

{{Roads in Ireland 31 Roads in County Dublin Dún Laoghaire Blackrock, Dublin

Route

Upgrades

See also

References

External links