Road system in Ireland

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A typical Irish road sign near Urlingford, County Kilkenny
Frequent road users in Ireland (including on national roads)

Both the road systems in Ireland and Northern Ireland are very extensive. Historically, Northern Ireland's roads are of better quality, even if the renewal of the routes in the Republic of Ireland has reduced the differences. Some country roads across the island are very narrow, have relatively poor pavement, potholes and secluded junctions and curves.

With the support of the European Union , most of Ireland's national roads have been and will be renewed. Until the end of the 1980s, there was only one four-lane road ( dual carriageway ) from Dublin to Naas in the Republic of Ireland . In the meantime (end of 2017) most of the larger cities are connected to the newly built motorway network.

While in Northern Ireland all distances and speeds on road signs are given in miles , in the republic all road signs have been converted to kilometers over a period of 10 years. One began step by step with the distance information. On January 20, 2005, these measures were completed with the speed change.

Classification of the streets

In the Republic of Ireland the roads are classified as follows:

  • National roads, marked with N or M, followed by a maximum of 2 digits.
  • Regional roads, denoted by R followed by 3 digits.
  • Connecting roads, identified by L followed by 4 or 5 digits.

The motorways (marked by M) are all built parallel to the existing national roads (exception M50). After their completion they received their number (N1 → M1), the previous national roads were mainly downgraded to regional roads (N1 → R132). In the case of the N8, the section from Port Laoise to Durrow was renamed the N77 (which already connected Durrow to Kilkenny ). Therefore, unlike in Germany, there are no M and N streets with the same number.

Highways

M8 motorway in northern County Cork (May 2009)

The Irish motorways ( English motorways , Irish mótarbhealaí ) connect Dublin with the larger cities in the north, west and south. They belong to the national roads and are identified by an M followed by 1 or 2 digits. The numbering starts with the M1 and continues counterclockwise. There is also the M50 , which forms a semicircle around Dublin.

The following table shows the motorways that existed at the end of 2017.

number Highway route target
M1 motorway IE.png Dublin to the north of Dundalk . Dublin - Belfast
M2 motorway IE.png Killshane to north of Ashbourne. Dublin - Derry
M3 motorway IE.png Dublin to the north of Kells . Dublin - Ballyshannon
M4 motorway IE.png Lucan to Mullingar Dublin - Sligo
M6 motorway IE.png M4 junction 11 ( Kinnegad ) to the east of Athlone ; west of Athlone to Galway Dublin - Galway
M7 motorway IE.png Naas to Limerick . Dublin - Limerick
M8 motorway IE.png M7 Junction 19 (c. 15 km southwest of Portlaoise ) to Cork . Dublin - Cork
M9 motorway IE.png M7 Junction 11 (about 5 miles south-west of Naas ) to Quarry Roundabout, Grannagh, Co. Waterford Dublin - Waterford
M11 motorway IE.png Shankill / Bray bypass; Ashford to south of Gorey . Dublin - Wexford
M17 motorway IE.png East of Galway to south of Tuam Galway - Sligo
M18 motorway IE.png Shannon to the east of Galway . Limerick - Galway
M20 motorway IE.png Outskirts from Limerick City to Patrickswell, (continuation to Cork planned) Cork - Limerick
M50 motorway IE.png full route. Dublin

National roads

The N7 Road

The national primary roads ( national primary roads , príomhbhóithre náisiúnta ) have the prefix N, or M, if they are motorways, followed by a maximum two-digit number, e.g. B. N1 or N67. The main national roads are designated N1 to N11 (numbered counterclockwise from Dublin).

designation Routing
N1 Dublin - Swords - Balbriggan - Drogheda - Dundalk - (A1 to Newry )
N2 Dublin - Slane - Collon - Ardee - Carrickmacross - Monaghan - (A5 Omagh )
N3 Dublin - Navan - Kells - Virginia - Cavan - Belturbet - (A509 Enniskillen ) - (A46) - Ballyshannon
N4 Dublin - Lucan - Maynooth - Mullingar - Edgeworthstown - Longford - Carrick-on-Shannon - Boyle - Sligo
N5 Westport - Castlebar - Swinford - Charlestown - Longford
N6 Galway - Loughrea - Ballinasloe - Athlone - Kinnegad - (N4 Dublin)
N7 Dublin - Naas - Newbridge - Kildare - Port Laoise - Roscrea - Nenagh - Limerick
N8 Port Laoise - Durrow - Cashel - Cahir - Mitchelstown - Fermoy - Cork
N9 Newbridge - Carlow - Thomastown - Waterford
N10 (N9 Carlow ) - Kilkenny - (N9 Waterford )
N11 Dublin - Bray - Greystones - Wicklow - Arklow - Gorey - Enniscorthy - Wexford
N12 Monaghan - (A3 Armagh )
N13 Stranorlar - Letterkenny - (A2 Londonderry )
N14 Letterkenny - Lifford
N15 Lifford - Stranorlar - Donegal - Ballyshannon - Bundoran - Sligo
N16 Sligo - Manorhamilton - (A4 Enniskillen )
N17 (N6 Athenry ) - Tuam - Milltown - Claremorris - Charlestown - Tubbercurry - (N4 Sligo )
N18 Limerick - Shannon - Ennis - Gort - (N6 Athenry )
N19 Shannon - (N18 Limerick )
N20 Limerick - Charleville - Mallow - Cork
N21 Tralee - Castleisland - Abbeyfeale - Newcastle West - Rathkeale - Adare - (N20 Limerick )
N22 Cork - Macroom - Killarney - (N21 Tralee )
N23 Castleisland - (N22 Killarney )
N24 Waterford - Carrick-on-Suir - Clonmel - Cahir - Tipperary - Limerick
N25 Cork - Midleton - Youghal - Dungarvan - Waterford - New Ross - Wexford - Rosslare Harbor
N26 Ballina - Foxford - Swinford
N27 Cork - Cork Airport
N28 Cork - Ringaskiddy
N29 Waterford (junction of the N25 east of Waterford to Belview Port)
N30 New Ross - Enniscorthy
N31 Dublin– Dún Laoghaire
N32 Dublin (continuation of the M50 to Malahide Road)
N33 Ardee - (M1 Drogheda )
N50 Dublin Ring Road (M50)

Interurban roads

N59 road

Overland roads ( national secondary roads , bóithre náisiúnta den dara grád ) have numbers beyond N50. The only exception is the ring road around Dublin, which bears the name N50 in addition to the designation M50.

designation Routing
N51 Drogheda - Slane - Navan - Athboy - Delvin - (N52 Mullingar )
N52 Dundalk - Ardee - Kells - Delvin - Mullingar - (N6) - Tullamore - Birr - Nenagh
N53 Dundalk - (A37) - (N2 Monaghan )
N54 Monaghan - (A3) - (N3 Cavan )
N55 Cavan - Granard - Edgeworthstown - Ballymahon - Athlone
N56 Stranorlar - Letterkenny - Termon - Dunfanaghy - Falcarragh - Gortahork - Gweedore - Dungloe - Glenties - Ardara - Killybegs - Donegal
N58 Foxford - (N5 Castlebar )
N59 Galway - Oughterard - Clifden - Westport - Newport - Crossmolina - Ballina - Dromore West - (N4 Sligo )
N60 Castlebar - Claremorris - Ballyhaunis - Castlerea - Roscommon
N61 Athlone - Roscommon - Boyle
N62 Athlone - Birr - Roscrea - Templemore - Thurles - (N8 Cashel )
N63 Longford - Roscommon - (N17 Galway )
N65 (N52 Nenagh ) - Portumna - (N6 Loughrea )
N66 Loughrea - Gort
N67 Tarbert - Kilrush - Kilkee - Milltown Malbay - Lahinch - Ennistymon - Lisdoonvarna - Ballyvaughan - Kinvara - Oranmore - (N6 Galway )
N68 Ennis - Kilrush
N69 Limerick - Askeaton - Foynes - Glin - Tarbert - Listowel - Tralee
N70 Tralee - Killorglin - Cahersiveen - Kenmare
N71 Killarney - Kenmare - Bantry - Skibbereen - Clonakilty - Bandon - Cork
N72 Killorglin - Killarney - Mallow - Fermoy - Lismore - Dungarvan
N73 Mallow - Mitchelstown
N74 Tipperary - Cashel
N75 Thurles - (N8 Port Laoise )
N76 Kilkenny - Callan - (N24 Clonmel )
N77 Port Laoise - Kilkenny
N78 (N77 Kilkenny ) - Athy - (N9 Newbridge )
N80 (N11 Enniscorthy ) - Carlow - Port Laoise - Tullamore - (N6 Athlone )
N81 (N80 Enniscorthy ) - Tullow - Baltinglass - Blessington - Dublin
N82 Dublin Citywest Bridge junction (N7) to Blessington Road (N81)
N83 Galway - Claregalway - Tuam - Ballyhaunis - (N17 Charlestown )
N84 Galway - Castlebar
N85 Ennis - Inagh - Ennistymon
N86 Tralee - Dingle
N87 Belturbet - (A32 Enniskillen )

Country roads

Road sign in County Tipperary.

Roads ( regional roads , bóithre réigiúnacha ) begin with the letter R. The numbering is performed by R1 (in the northeast) to R7xx (in the south east of Ireland). The bandwidth of these roads ranges from two-lane carriageways with a median to almost single-lane roads. All other "streets" are usually not identified with a number; officially these streets are registered with the letter L and four or five digits. Some old streets still have the old names that begin with a T ( trunk road , mórbhóthar ) or an L ( link road , bóthar ceangail ).

Allowed speeds

Small street with permitted max. 80 km / h

The following speeds apply on the roads in the Republic of Ireland.

  • 120 km / h on motorways.
  • On national roads 100 km / h.
  • 80 km / h on regional and connecting roads.
  • Within localities 50 km / h.
  • In addition, limits of 30 km / h or 60 km / h may be prescribed in certain zones.

When switching from miles to kilometers, traffic signs for the legally permitted speed were set up on all roads. On the way out of town, for example, there are signs for 80 km / h on a narrow field path that is considered a connecting road.

Web links

Individual evidence

  1. Traffic signs: change to metric information . Retrieved December 23, 2017.
  2. Speed Limits . Retrieved December 28, 2017.