N20.71 Mp-180010 - Neb Le Locle Bypass - T301 - Le Locle Tunnel - Underground Works (Id 9034)

  Address - Switzerland

  Contact details - 565656565

  Tender notice no. - 76454545

  GT Ref Id - 82593462

  Document Type - Tender Notices

Description - Description: The bypass of the City of Le Locle is a new development including a bidirectional tube and a safety gallery starting at Col-des-Roches to end at the existing junction of Crêt-du-Locle.This call for tenders concerns civil engineering wor ks relating to the Locle tunnel:- Road tunnel, diameter 12.80 m (4,126 m);- Safety gallery, diameter 4.50 m (4,067 m);- Security system: 5 stop widenings, 14 cross connections, 42 SOS niches;- West and East portals, including water harvesting basins;- Open-air technical plant to the west and underground to the east (air evacuation via 69 m foot gallery, then 55 m shaft/chimney) including the access road to the chimney;- Earthworks of polluted emb

Gt Ref Id - 82593462

Deadline - Oct 07, 2024