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Our structural plate solutions are easy to ship and install.

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Structural Plate Products

Dur•A•Span

Corrosion/abrasion-resistant Dur•A•Span arch stream crossing.
rrosion/abrasion-resistant Dur•A•Span culvert; environmentally-friendly.

Dur•A•Span Structural Aluminum Plate Products are ideal for saltwater and aggressive environments

Dur•A•Span Structural Aluminum Plate Products are lightweight, strong and corrosion/abrasion resistant.

Our innovative reinforcement rib technology allows spans exceeding 40'. Virtually maintenance-free and with a design service life of 75+ years, Dur•A•Span is a cost-effective choice that has been proven in over 1,000 structures worldwide.

Benefits

  • Lightweight
  • Spans can exceed 40'
  • Minimum span of 4'10"
  • Corrugation profile of 9" pitch x 2.5" depth
  • Available in: Box Culverts; Standard or High Profile Arches; Rounds; Vertical Ellipses; Pipe Arches, and; Pear Shaped
  • Bottomless designs are environmentally-friendly
  • Can reline older structures

Applications

  • Structural Plate Arches and Bridges
  • Stream Crossings
  • Box Culverts
  • Culverts
  • Fish Passages
  • Saltwater and Aggressive Environments
  • Road Salt and Other Storage Structures

Dur•A•Span’s corrugation profile is suitable for many different applications.

duraspan_corrugation

With a wide variety of shapes, including Box Culverts, Dur•A•Span is suitable for many different applications:

Cross-section profile drawing of AIL Dur•A•Span Box Culvert
Cross-section profile drawing of AIL Dur•A•Span Standard Arch

Cross-section profile drawing of AIL Dur•A•Span High Profile Arch

Cross-section profile drawing of AIL Dur•A•Span Round

Box Culvert


 

Standard Arch


High Profile Arch


Round

Cross-section profile drawing of AIL Dur•A•Span Ellipse

Cross-section profile drawing of AIL Dur•A•Span Pipe Arch
 Cross-section profile drawing of AIL Dur•A•Span Pear Shaped (Pedestrian/Animal
 Cross-section profile drawing of AIL Dur•A•Span Pear Shaped (Vehicular)

Vertical Ellipse

 

Pipe Arch

 

Pear Shaped (Pedestrian/Animal)

 

Pear Shaped (Vechicular)


» View a step by step structural plate installation

Corrosion/abrasion-resistant Dur•A•Span is ideal for a wide variety of applications.

Big R Bridge Dur•A•Span Structural Plate
Big R Bridge Dur•A•Span Structural Plate
Big R Bridge Dur•A•Span Structural Plate
Big R Bridge Dur•A•Span Structural Plate
Big R Bridge Dur•A•Span Structural Plate

DAP-brochure

Check out our Dur•A•Span brochure

» Download the brochure
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