Tenders Are Invited For Extension Lbt - Vl08 Renovation Zst Ferden

Extension Lbt - Vl08 Renovation Zst Ferden. As Part Of The Development Works For The Lötschberg Base Tunnel, The Access Gallery (Zst) In Ferden Must Be Rehabilitated So That It Can Continue To Be Used Safely As An Escape Route And As Access To The Construction Sites During The Main Works To Come In The Rail Tunnel. As Part Of The Rehabilitation Provided For In Prelot 08 For A Period Of Use Of 30 Years, Recognized Local Damage Will Be Cleaned Up. The Areas In Which A Sufficient State Is Found Are Kept As They Are. In The Upper Approximately 1200 M, A Waterproofing Of The Vault Must Be Put In Place Over The Entire Surface. A Carbon Zone About 20 M Long Must Be Remediated With A Bottom Vault And Steel Arches, Because It Has Large Deformations. Electromechanical Equipment Must Be Moved; A New Radio Cable Must Be Installed.