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Tunneling

Maccaferri offers a range of solutions for use in tunneling projects.  These range from Wirand® steel fibers and FibroMac™ synthetic fibers for improving the performance of concrete, to specialized tunneling products including: self-drilling bolts and steel anchors, fiberglass reinforcement bars, drainage tubes and ceramic final linings. 

Maccaferri's tunneling expertise has recently been enhanced through the acquisition of the European tunneling specialist, ELAS Geotecnica.  Maccaferri and ELAS offer solutions for all stages of the tunneling process:

  • Portal works and support systems
  • Steel Arches - patented tubular arches, filled in-situ with pumped concrete to support the tunnel excavation
  • Consolidation of the excavation face - using fiberglass sections and bars, drainage tubes and expansive mortars
  • Waterproofing
  • Primary lining and drainage - steel and polymer fibers for shotcrete or pre-cast segmental linings
  • Final linings - steel and polymer fibers and aesthetic ceramic liners

Maccaferri and ELAS can provide clients with specialized technical support, project analysis, design, and product selection. For additional customer support, please call 1-800-638-7744 or email your requests to [email protected].

 

Consolidation of Excavation Face

First & Final Linings

Fiber Reinforced Concrete for Segmental Linings