Skip to content

Weissenstein Tunnel Renewal

The renewal of the Weissenstein Tunnel includes both partial and full vault rehabilitation. In zones with highly swelling rock formations, the tunnel was completely rebuilt—from excavation support to the final interior lining.
Transportation & Urban SpacesTunnels
Client:
ARGE ETW (Porr and Fretus)
Location:
Switzerland
Time frame:
2023 - 2025
  • Engineering
  • Project Management

Proven Impact Through Real-World Projects

Explore selected projects that demonstrate our expertise in delivering complex energy and infrastructure solutions worldwide.

    Start Your Next Engineering Project with Us

    Partner with our experts to deliver complex infrastructure, energy, and environmental projects with precision and long-term impact.

    Contact Us

    Start Your Next Career Steps with Us

    Join our team and help shape sustainable solutions for the infrastructure and energy challenges of tomorrow.

    Explore Careers
    Weissenstein Tunnel Renewal: Partial and Full Vault Rehabilitation