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Transportation

AIL provides innovative engineered solutions for a wide variety of transportation infrastructure applications.


Super•Cor corrugated steel arches in grade separation. Grade Separations, Overpasses and UnderpassesUltra•Cor Arches and Super•Cor Arches or Box Culverts plus a wide variety of Bolt-A-Plate shapes.
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Aluminum box culvert for softwater applications. Box CulvertsLightweight and strong solutions in Super•Cor Steel or Dur•A•Span Aluminum.
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 Dur•A•Span corrosion-resistant aluminum culvert. Water and Wetland CrossingsEnvironmentally-friendly solutions in Ultra•Cor,  Super•Cor, Bolt-A-Plate, Dur•A•Span and Prefabricated Steel Bridges.
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Wildlife crossing over highway, increased safety. Wildlife CrossingsCost-effective solutions in Ultra•Cor, Super•Cor or Bolt-A-Plate Structural Steel Plate.
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Open bottom corrugated aluminum culvert is less corrosive. Fish PassagesHabitat-preserving solutions in Ultra•Cor, Super•Cor, Bolt-A-Plate, Dur•A•Span and Prefabricated Steel Bridges.

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Large corrugated steel culvert being installed. Pipes and CulvertsComplete size/application range in Bolt-A-Plate, Dur•A•Span and Corrugated Steel Pipe.
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Corrugated steel pipe relines existing culvert.  Rehabilitation, RelinesCustom-fit inserts in Bolt-A-Plate, Dur•A•Span or Corrugated Steel Pipe save money.
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Wide variety of sizes in corrugated steel pipe.  DrainageFull range of Corrugated Steel Pipe in Galvanized, Aluminized Type 2 or Polymer-Laminated Coatings.
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sound-wall-index Sound Walls Industry-leading, economical Silent Protector (Absorptive) and Tuf-Barrier (Reflective) Sound Wall Systems.
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Bolt-a-Bin cellular metal retaining wall supports elevated road.  Retaining WallsThree different types of Vist-A-Wall Systems, Bolt-A-Bin and more.
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MSE retaining headwalls in river crossing. Bridge Abutments, Headwalls and WingwallsCost-effective choices in Vist-A-Wall and Bolt-A-Bin Systems.
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Modular Steel Bridge in naturally weathering steel. Vehicular BridgesEconomical and efficient Prefabricated Steel Bridges ship and install easily.
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Modular steel pedestrian bridge steel.  Pedestrian/Trail BridgesCustom Prefabricated Steel Pedestrian/Trail Bridges in a variety of attractive styles.
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