Forterra Arch Bridge Units


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Forterra Arch Bridge is a fully engineered, site specific structure. The arch-box shape provides an attractive, economical, rugged structure with exceptional load carrying capacity. Forterra Arch bridges and culverts can be designed with natural or paved channel inverts, making them ideal for all situations. Forterra Arch offers many benefits, including:

  • End treatment options, including plain, finished with precast or cast-in-place head and wing walls
  • Straightforward, simple installation process
  • Segments are precast, allowing easy shipment for rapid installation
  • Beveled sections facilitate curved alignments easily
  • The covered structure is maintenance free once installed and backfilled


  • Highway bridges
  • Culverts
  • Storm Drains
  • Undercrossings
  • Vaults
  • Retention structures


Forterra Arch Bridge sections are furnished in spans of 12 ft through 60 ft. Rises are available up to 12 ft, but may be increased by placing the precast sections atop cast-in-place stem walls.

  • Assured quality control (PCI certified plant)
  • Flexibility in design
  • More durable and economical than other bridge systems
  • Special modified sections are available with extended span ranges to 105 ft
  • Technical support for owners and designers

Applicable Specifications

  • ASTM
  • ACI
  • state DOTs
Grounded In Strength