Gallery construction

BuM builds tunnel and gallery structures using these driving and construction methods:

  • mechanical excavation
  • drill and blast method
  • New Austrian Tunneling Method (NATM)
  • reinforced concrete inner lining using full-round formwork systems


Featured project

Building project:
Construction of a flood relief tunnel, 77815 Bühlot

Excavator driving, shotcrete and rock bolting works, building of a reinforced concrete inner lining with a full-round formwork system