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N2 Tyrrelstown to Cherryhound Interchange Link Road

  • Project Type Roads / Bridges
  • Client Fingal County Council
  • Company Involvement The N2 Tyrrelstown to Cherryhound Interchange Link Road project was awarded to Roadbridge, acting as main contractor, in August 2011.
  • Form of Contract Public Works Contract designed by O'Connor Sutton Cronin (OCSC)
  • Dates September 2011 - July 2012
  • Location Co. Dublin, Ireland

This project involved the construction of a major distributor road at Tyrrelstown. Works included the construction of 4.5km of dual carriageway to connect the N3 and N2 National Primary Routes.

Key Features

  • Construction of 4.5km of dual carriageway with two 8-metre wide carriageways
  • Construction of nine roundabouts
  • Two large pumping stations
  • 9km of cycle tracks/footway
  • 150,000 linear meters of ducting
  • 2.8km of 600mm ductile iron water main
  • 3.5km of foul drainage network of depths up to 10m
  • 6 no. Attenuation Tanks
  • Re-alignment of three sections of road
  • Traffic management at road junctions with a 17,325 AADT on the tie-in to N2 Interchange
  • Interface with HV ESB lines and buried services