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 Aluminum Structural Plate products are ideal for saltwater and aggressive soil environments.

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

Our innovative reinforcement rib technology allows spans exceeding 40'. Virtually maintenance-free with a design service life exceeding 75+ years, Dur•A•Span is a cost-effective choice that has been proven in over 10,000 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; Horizontal Ellipses; Pipe Arches; and Pear Shaped
  • Bottomless designs are environmentally-friendly
  • Can reline older structures

Applications

  • Stream Crossings
  • Culverts
  • Fish Passages
  • Road Salt and Other Storage Structures
  • Saltwater and Aggressive Applications   
  • Culverts Relines

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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

boltaplate-horizontalarch(crop)
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)

Horizontal

Ellipse

Pipe Arch

Pear Shaped (Pedestrian/Animal)

Pear Shaped (Vechicular)


» View a step by step structural plate installation
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Check out our Dur•A•Span brochure

» Download the brochure
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