B 38 OU Mörlenbach, construction of the Berkersklamm tunnel

  • approx. 125,000 m³ of excavated material / tunnel excavation and pre-cuts
  • Construction of the tunnel lining and two portal structures
  • Construction of the retaining walls and the operations building (structural shell)
  • including the construction of a fire-fighting water reservoir and a contaminant retention basin
  • approx. 3,300 m² of road surface
  • Joint venture with HOCHTIEF Infrastructure GmbH