New Coastal Road Construction, Reunion Island

Asset Management

Reunion Island


The construction of a major new coastal road, as well as an interchange:

  • €850m forecast value; scheduled for completion by 2022
  • 3,600m long, 6 lane coastal road
  • 19million cubic metres of backfill
  • 36,000 No. Dam Accropodes incorporating 300,000 cubic metres of concrete


forecast value


long coastal road


  • Logistics associated with remote island location
  • Finite local resources
  • Corniche road affected by storms, typhoons and rockslides
  • Complex structural design and engineering requirements
  • Climate change
  • Operating within a protected and regulated environment zone


  • Global resources and deployment
  • Training and knowledge sharing
  • 100 year design incorporating changes in sea level
  • Collaborative delivery with specialist partners
  • Use of Colas CST to identify design and delivery solutions
  • Island based Accropode Production Unit created by Colas