N05.72 Mp-080012 - Tun.Twann-Ligerz - Apr And Dlt Gc Services (Id 10894)

  Address - Switzerland

  Contact details - 565656565

  Tender notice no. - 76454545

  GT Ref Id - 101239509

  Document Type - Tender Notices

Description - Description: N05.72 MP-080012 - Tun.Twann-Ligerz- This call for tenders concerns the services of project author (APR) and construction management for the studies and construction of the northern bypass of the village of Douanne, in the form of a tunn el (Twanntunnel) which connects to and extends the existing Ligerztunnel. The project mainly consists of a new 1,925 m underground tunnel, which connects to the eastern portal on the existing N05, between Douanne and Wingreis, where a new half-junction is planned (integrated into the mandate). The complete structure is built under traffic and requires complex construction phasing at its 2 ends. In particular, it crosses the Brunnmühle karst syst

Gt Ref Id - 101239509

Deadline - Mar 11, 2025