Four-sided culverts, commonly referred to as box culverts, are some of the most versatile precast concrete products in the market. Box culverts are suitable for applications such as underpasses, tunnels, subways, bridges, stream culverts, material handling, storage, and more. Oldcastle Infrastructure box culverts are engineered to resist corrosive elements and withstand volumes of water inside as well as extreme loading conditions outside. Our box culverts are manufactured in a variety of sizes with standard and customizable designs to accommodate your project.

Features & Benefits
  • Modular Construction
  • Monolithic
  • Weld Connections
  • Access Openings
  • End Units
  • Offers rugged durability to a variety of projects including:= Underpasses= Tunnels= Subways= Bridges= Stream culverts= Material handling= Storage= And much more
  • Customizable sectional design
  • Quick and easy install
  • Poured all as one piece to create seamless four-sided boxes
  • Simple and quick install
  • Manufactured with weld pockets at the joints for in-field weld connections
  • Provide added stability
  • Optional cast-in openings
  • Maintenance and inspection accessibility
  • Variety of shapes and sizes
  • Available options:= Headwalls= Curbs= Railings= Sidewalks
  • Customizable
  • Quick and easy install
Specs & Guides

Model: MonoTwin BC

Material: Concrete

Measurement System:

Height: 20’

Width: 4’

Length: 8’


PDF: VA_FRD_8x4x20_Box-Culvert-Double-Run-Layout_35382.pdf

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Whether you're looking for additional product information or design assistance, or you’re ready to get a personalized quote, our dedicated team is here to guide you every step of the way.


Location Available

1401 Trimble Road
Edgewood, MD


(888) 965-3227


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