Traffic is expected to be heavy this October bank holiday weekend, with the Cork Jazz Festival, the 98FM Dublin marathon, and the uncertainty of the Aer Lingus flights situation all adding to the usual increase in weekend travellers.
All seats on Dublin-to-Cork trains on Friday afternoon and Saturday morning have been reserved, and those without bookings are advised not to come to Heuston Station.
Heavy traffic is expected on the N8 route from Dublin to Cork, as well as the N2, N4, N6, N7 and N11.
The 98FM Dublin marathon takes place on Monday and traffic restrictions will be in place throughout the city from 5.30 a.m. until 3 p.m. on Monday.
Dublin
Roadworks on Church Street. South King Street and Clarendon Row are closed. Traffic approaching South King Street from St Stephen's Green West will be diverted via York Street and Mercer Street Lr, and traffic approaching Clarendon Row from Mercer Street Uppr will be diverted via Stephen Street Lr, and Drury, Exchequer, Wicklow and Clarendon streets.
There are lane restrictions on Bachelors Walk/Ormond Quay.
Work on the South Clondalkin QBC is affecting Werburgh Street, Nicholas Street, Patrick Street, Bride Street, Crumlin Road and Drimnagh Road. Roadworks on Camden St Uppr and Lr from Grantham Street to Harrington Street.
Westmeath
Roadworks on the N4 at the Longford end of the Mullingar Bypass.
Kildare
Roadworks on the N9 MooneTimolin-Ballitore Bypass.
Carlow
Roadworks on the N9 outside Carlow town at Powerstown.
Louth
Roadworks on the N2 Dublin/Derry Road south of Collon Village.
Cork
Cross Street is closed until December. Liberty Street is closed from Cross Street to Courthouse Street and there is no access from North Main Street.
Drivers are advised to avoid Merchant's Quay, which is reduced to two lanes.
Lavitt's Quay is reduced to a single lane west-bound between Saint Patrick's Bridge and Christy Ring Bridge.
Bachelor's Quay is closed between Grattan Street and Millard Street.
Limerick
Roadworks on the N24 between Beary's Cross and Grange Cross.
Roadworks are causing major delays on the N21 Tralee-to-Limerick Road at Newcastle West in Limerick.
Waterford
A new layout in operation at Carroll's Cross and at Lemybrien. Extreme caution advised.
Kerry
Major roadworks on the N21 Tralee Limerick Road between Tralee and Castleisland.
Donegal
Delays expected on the N56 between Donegal Town and Killybegs where bypass is being constructed.
Aer Rianta
Over 265,000 passengers will pass through Cork, Dublin and Shannon Airports over the weekend, Aer Rianta estimates.
Bus Services
Bus Eireann expects to carry 100,000 passengers during the holiday weekend. On bank holiday Monday, services will generally operate as on Sundays.
Ferry services
Irish Ferries, on its Dublin and Rosslare to Britain services, estimates it will carry about 35,000 passengers and 8,500 vehicles.
Road Deaths
There were seven road deaths this week, bringing the total this year to 335.
Some information supplied by AA Roadwatch