Switzerland – Construction work for highways, roads – Rehabilitation of Winklerstrasse East

Opportunity description

Road and civil engineering works Carriageway: → secure sections of the carriageway with landslide protection measures (award of specialist civil engineering works; slope stabilization using a Ribbert precast panel wall will be carried out by third parties) → renewal of the carriageway superstructure with edge restraints and drainage → mill a pavement drainage channel into the carriageway Water pipeline: → existing discharge pipeline from the Hasel spring chamber: new connection to SA → existing drainage line from the Unterhasel South spring chamber (existing PE63/51): construct a new road crossing → existing discharge pipeline Unterhasel South B1: partial demolition and addition of a flap valve Flood protection: → repair of channel with wall panels → construction of a new swale along the carriageway Procedure: open. Review the original TED notice for the complete requirement, lots, amendments and attachments.