Dublin Digest: Traffic Update: Roadworks and Closures Across Dún Laoghaire-Rathdown This Week

Motorists, commuters and local residents are being urged to plan ahead as fresh traffic measures, closures and roadworks come into effect across Dún Laoghaire-Rathdown this week. This latest Dublin news update outlines where delays are most likely, which roads are affected, and what changes people should expect between 1 and 7 August 2026.

The council’s weekly transport bulletin highlights a mix of short-term resurfacing, drainage works, major infrastructure activity and proposed event-related closures. For households following local Dublin business activity, school travel improvements and wider transport access, these projects also reflect ongoing investment in road safety, walking routes and public infrastructure.

Dublin news: key road closures and traffic restrictions this week

Several approved closures are scheduled or already in place across the county, with some expected to continue for weeks or months.

  • Wyattville Link Road (westbound): a temporary 50 km/h limit remains between Cherrywood Avenue and the Cherrywood M50 southbound slip road until 30 November 2026, linked to underpass construction under the Beckett Link Road Project.
  • Brennanstown Road: closed from 4 to 24 August for surface water drainage works.
  • Green Road, Blackrock: closed from 10 to 12 August during daytime hours for gas works.
  • George’s Avenue, Blackrock: closure planned for 14 August for road reinstatement.
  • Dodder Road Lower, Rathfarnham: closure begins 10 August for about one week as part of active travel works.
  • Mounttown Road Lower, Dún Laoghaire: southbound one-way traffic arrangement from 4 August to 30 October.
  • Brides Glen Road, Shankill: closed until 26 September for watermain installation.
  • Enniskerry Road (R117), Kilternan: closed until 28 August for realignment and upgrade works.

Road users in Killiney, Rathmichael and Shankill should also expect continued disruption where resurfacing and maintenance projects remain underway.

Proposed closures to watch

A number of additional restrictions are still at proposal stage but may affect travel plans later in August and September:

  • Castle Street, Dalkey on 22 and 23 August for the Dalkey Lobster Festival
  • Laneway between Blackrock DART Station and Blackrock Park from 24 to 28 August for ground investigation works
  • Ballybrack Road, Glencullen on 10 September for a community fundraising road race

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New works and major infrastructure activity

Fresh works beginning this week include resurfacing at Smyth’s Villas and York Road in Dún Laoghaire, reinstatement works in Ashlawn Park, Ballybrack, and drainage or blockage clearance in parts of Shankill.

Elsewhere, longer-running schemes continue at:

  • Granville Road, Kilbogget
  • Churchtown Road Upper
  • Cherrywood Campus
  • Dundrum Road
  • Marino Avenue West to Station Road, Killiney

Many locations are operating with Stop/Go systems or temporary traffic management, so delays should be expected even where full closures are not in effect.

Pedestrian safety and school travel improvements

The council has also published plans for a new signalised pedestrian crossing at the N11 Cornelscourt junction. The proposal includes upgraded signals, paving, kerbs, markings and signage intended to improve safety for pedestrians and cyclists, while strengthening links to nearby public transport.

At the same time, Safe Routes to School and active travel works continue near several schools, including Holy Cross National School, Carysfort National School, Holy Family National School and The Harold School. Most of these projects are nearing completion, though some snagging and temporary signals remain.

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What road users should do now

For anyone travelling through Dún Laoghaire-Rathdown this week, the practical advice is simple:

  1. Check your route before leaving
  2. Allow extra journey time, especially at peak hours
  3. Watch for temporary signage and reduced speed limits
  4. Use extra caution near schools, worksites and pedestrian diversions

This Dublin news roundup shows how extensive the current programme of works is, from maintenance and resurfacing to safer school access and upgraded pedestrian crossings. For drivers, cyclists and public transport users alike, staying informed will be the best way to avoid disruption and move safely through the area.

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