Environnemental integration of a new motorway: the A89 in the Massif Central

Site n°1: Avoiding, reduction and compensatory measures in sensitive areas

  • Protection of river strong aquatic fauna stakes: white-clawed crayfish, sculpin, fario trout…
  • Ecological engineering to close off a river and recreate expanding flood areas

Site n°2: Compensatory measures in the Gand wet zone

  • Recreation of a river and it’s connected wetland
  • building an oversized hydraulic structure

Site n°3: Reduction measures to protect water systems, landscape and ecological continuities

  • Large and small fauna underpasses
  • Bat overpass
  • Rainwater treatment basins

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