Box Culvert

Offering the longevity of concrete with both a higher volume and flow rate than galvanized culvert, GPC Precast Box Culvert is an appealing alternative. These culverts can function in many capacities, including bridges, pedestrian tunnels, and stream crossings, and can be fully customized to your specific job requirements. All box culvert meets WSDOT and AASHTO specifications. Consider adding precast wingwalls to your next box culvert project to stabilize soil.

Precast Trenches are also an option for box culverts.