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Fish Passages

 Dur•A•Span corrugated aluminum fish passage under highway.

We can provide a wide array of fish passage solutions in Ultra•CorSuper•Cor, Bolt-A-Plate or Dur•A•Span Structural Plate. Corrosion/abrasion-resistant Dur•A•Span Structural Aluminum Plate is particularly well-suited to saltwater or aggressive environments. Specialized fish baffle inserts are available for some designs. Our open-bottom designs and Prefabricated Steel Bridges are effective, environmentally-friendly solutions to preserve habitat.

Our products are environmentally-friendly

Our products are environmentally-friendly

Make smaller footprints with environmentally-friendly infrastructure solutions from AIL.

» Read about steel as a sustainable solution