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N17/N18 Gort to Tuam PPP Scheme

  • Project Type Roads / Bridges
  • Client National Roads Authority
  • Company Involvement The N17/N18 Gort to Tuam PPP Project was awarded to the Direct Route Consortium in April 2014
  • Form of Contract Public Private Partnership (PPP)
  • Dates April 2014 – December 2017
  • Location Co. Galway, Ireland


This 57km motorway project was designed, constructed, financed and is being maintained for a period of 25 years. The design and construct phase duration was 3 years and 8 months.

Over two kilometres of the project was constructed over soft ground requiring extensive vertical drainage, staged construction and surcharge. Other sections of the project were constructed through a karst landscape requiring specific design solutions and construction methods.


Key Features

  • Construction of 57km of Motorway
  • 5 Grade Separated Junctions
  • 18 At-Grade Junctions on National, Regional and Local Roads
  • 29 no. Overbridges, 22 no. Underbridges, and Underpasses
  • 5 no. Major River Crossings, 2 no. Railway Crossings and Installation of flood relief culverts
  • 4.25 million m3 of earthworks excavation
  • All associated ancillary works