A6 Randalstown - Castledawson Dualling Scheme

Delivered by the Department for Infrastructure the A6 Dualling Scheme will upgrade 14.7 kilometres of  Transport Corridor between Randalstown and Castledawson, a route used by 18,000 vehicles each day, which often experiences congestion at key times.

Graham Farrans Joint Venture have been awarded the contract of this essential work, which once completed, will bring long term social and economic benefits to the local area.

The flagship investment of £160m will strengthen the links between Belfast and Derry/ Londonderry and will bring the long term benefits to road users and the local community of reduced journey times and improved road safety.

Work is being carried out on an area based construction programme and is expected to be completed by 2021.

Alerts & Updates

  • A6 Mainline Closure - Night / Weekend Works 10pm Friday 23 February – 6am Monday 26 February
    Full Closure of A6 Mainline from Castledawson Roundabout - Hillhead Rd, access to Brough Rd Maintained
  • A6 Mainline Full Closure - Saturday 24 February 3pm - 3.30pm
    To facilitate blasting works. Diversion via Junction 2 to Randalstown & Rouguery Rd
  • A6 Mainline Closure Hillhead Rd - Castledawson Roundabout 10pm Friday 2 March - 6am 5 March
    To facilitate bridge beams being lifted into place at the new Bellshill Road junction

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The Team


Principal Contractor
Client
Design Consultants
Client Representative