Our water-powered DTH hammers is the ideal choice for drilling applications such as; drilling long straight survey, grout and drainage holes, forepoling, anchor drilling and drilling for cut-off walls and anchors.

Case studies

See our featured Case studies below to learn what real world Tunneling-projects our technology has been a part of.

  • Sustainable and accurate drilling for securing an immersed train tunnel in Stockholm

    The City Line railway project builds a six km long commuter train tunnel under the central parts of Stockholm, Sweden

  • Wassara goes under water in New York

    New York City needs a new water supply system, and the contractor for this big project decided to use the Wassara W50 hammer on their Robbin’s TBM-machine

  • Jet-grouting for the Brenner Base-tunnel between Austria and Italy

    LKAB Wassara’s W120 water-powered hammer played a decisive role in the making of the tunnels going under the river Isarco, near Fortezza in Italy.

See all case studies