Tunnel rehabilitation

BuM restores and rehabilitates gallery and tunnel infrastructure projects during regular traffic operations:

• replacing of masonry and installing of shotcrete ribs
• masonry strengthening by cement grout injection
• tunnel expansions and floor lowerings during ongoing rail traffic

Featured project

Building project:
Rehabilitation Tunnel Niederstetten, 97996 Niederstetten

Operations:
Earthworks, excavation work and securing, concrete and reinforced concrete works, sealing works including installation of a reinforced concrete lining