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Tunnel Engineering

JBJ2_200px.jpgSince 1976, Lachel has been developing usable underground space. On more than 250 projects, we have established a reputation of technical excellence and client focused service.

Every underground project is different and has its own set of challenges. Our multidisciplinary approach combines expertise in the design and construction of underground facilities with a keen understanding of soil and rock behavior to provide innovative engineering solutions.



Our services include:

  • Siting and Feasibility Studies
  • Preliminary and Final Design
  • Initial Ground Support for Tunnels and Shafts
  • SEM/NATM Design
  • Precast Concrete Segmental Lining
  • Grouting and Ground Improvement Design
  • Numerical Modeling
  • Preparation of Contract Documents
    • Plans and Specifications
    • Geotechnical Data and Baseline Reports