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

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