Drainage Products
Box Culvert Underpass System
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Box Culvert Underpass System

Hynds Precast Concrete Box Culvert Units are designed to be used as stormwater culverts, stock underpasses for rural highway crossings, pedestrian tunnels, and vertical chambers.
Precast box culvert units simplify the construction process, allowing for the rapid completion of works. A large variety of strengths and sizes are available. (Span and height can be varied.)

  • Purpose designed for various load configurations up to HN:HO-72
  • Optional wingwalls and headwalls to match


 

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