Contract Award For Expansion Of LBT - VL07 Renovation Of DST Kandertal And ZST Mitholz ...

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Contract Award For Expansion Of LBT - VL07 Renovation Of DST Kandertal And ZST Mitholz As Part Of The Expansion Work On The Lötschberg Base Tunnel, The Kandertal Service Tunnel (DST) And The Mitholz Access Tunnel (ZST) Must Be Renovated So That They Can Continue To Ensure Safe Use As Maintenance And Rescue Routes During The Upcoming Main Work On The Rail Tunnel . Depending On The Tunnel, The Following Work Is Carried Out, Among Other Things: - Removing Existing Roadway Elements And Filling The Base Of The Service Tunnel With Concrete - Diverting Any Mountain Water Into Pipes, Which Are Laid On The Floor Segments Of The Tunnel And Set In Concrete - Vault Renovation In Places - Renewal Of The Shotcrete Cladding In Sections And, Depending On The Type Of Renovation, With Sealing Membranes Or -Foils

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