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.