Ironman 70.3 is back again this year and takes place on Sunday 19th August in Dún Laoghaire and parts of south Dublin and Wicklow.
The swim will take place early morning in Scotsman’s Bay, Dún Laoghaire, followed by a cycle from Dún Laoghaire that will head to Kilternan, then south through Enniskerry to Roundwood, turning west to the Sally Gap, then north through Glencree to Cruagh Road before turning east back through Glencullen and Kilternan to Dún Laoghaire. The run will then take place in Dún Laoghaire along the seafront.
When Ironman 70.3 is taking place, there will be full access to Dun Laoghaire town centre but no access to the harbour from 6:30am until 10am.
On Saturday (18th), the following roads will close from 7am to 7pm: Link Rd, Marine Parade (R831), Newtownsmith, Windsor Tce and Otranto Place. From 7am Saturday to 9pm Sunday, Queen’s Rd will close.
On Sunday (19th), Link Rd, Marine Parade, Newtownsmith and Windsor Tce will close from 4am to 7pm, Park Rd 4am to 9:30am, Glenageary Rd Lwr, 6:30am to 9:30am.
Sallyglen Rd (R118) will close from Glenageary R/A to Graduate R/A 6:30am to 2pm. From 6:30am to 9:45am, Church Rd will close westbound from the Graduate R/A to Wyattville Rd and Wyattville Rd will close westbound lane from Church Rd to the N11.
One lane of the N11 southbound will close from Wyattville Rd to M11/Dublin Rd (R837) which will close from the N11 to Stonebridge Rd which will also be closed from 6:45am to 9:45am.
From 6:30am to 10:15am, Rathmichael Rd and Ballycorus Rd (R116) will close and from 6:30am to 1:30pm Ballycorus Rd will close eastbound only from Enniskerry Rd (R117) to Rathmichael Church.
Stonebridge Rd will close northbound only from Rathmichael Church to Mulinastill Rd which will be closed itself from Stonebridge Rd to Cherrywood Rd.
Between 7am and 1:45pm Wyattville Rd will close northbound from the N11 to Church Rd and Church Rd will close northbound from Wyattville Rd to the Graduate R/A.
Avondale Rd will close from the Graduate R/A to Glenageary Rd Upr, Glenageary Rd Upr from Killiney R/A to Adelaide Rd, 9am to 4pm.
Between 7:15am and 10:15am, Enniskerry Rd (R117) will close from the Dublin County bounds to the Wicklow County boundary and Monastery Rd.
From 7:15am to 10:30am, Enniskerry Rd (R117) will close from Monastery Rd to Forge Rd as will Forge Rd itself. The Ballybawn/Enniskerry (R760) will close from Forge Rd to Deerpark Rd.
Between 7:30am and 11am Deerpark Rd will close from the Enniskerry Rd (R760) to local roads. The Kilmacanogue/Roundwood (R755) will also close at Togher Pairc which itself will close from 7:30am to 11:15am to Ashtown Lane and onto the Wicklow Way.
From 7:30am to 11:45am the Wicklow Way will close from Ashtown Lane to the Sally Gap/Old Military Rd (R115) then until 12:45pm Old Military Rd will be closed from Sally Gap to the Dublin County Boundary.
Cruagh Rd will close through Ballybrack Rd and Ballybetagh Rd to Enniskerry Rd, 8:30am to 1:15pm. Cherrywood Rd (R116), Bray Road and the N11 will close from its northbound off ramp to Wyattville Rd, 8:45am to 1:45pm.
Diversions will be in place for some Dublin Bus routes during the event including 7/a, 44, 45, 84/a, 145. See their website for full details.
Irish Rail timetable details and travel information can be found here.
As always, for live traffic and travel news, go to the AA Roadwatch newsroom.