BY ADVANCING PRECAST CONCRETE FORWARD in TUNNELing

• Segmental Tunnel Liners

• Micro-Tunneling Pipe

• Custom Precast & Prestressed Elements

Our Team has Experience on over 75 Segmental Tunnel Liner Projects World-Wide.

From Low Slump to Self-Consolidating Concrete Mixes, Rebar to Steel Fiber to Synthetic Fiber Reinforcement, we accelerate the development of Underground Spaces by advancing precast concrete infrastructure forward supporting the Tunneling Industry - Metro & Road Tunnels, Combined Sewer Overflows, Underground Storage, People Movers, and more.

Our Commitment to our Clients is to be a Quality First partner, backed by our Deep Knowledge of proven technologies and practices, and the Industry’s Largest QA/QC and Engineering Organization to accelerate the development and qualification of durable precast concrete mixes through our Industry Unique Concrete QC and Concrete Trial Laboratories.