Q:In which fields are corrugated culverts typically used?

Corrugated pipe culverts refer to threaded corrugated pipes used for culverts laid beneath highways and railways. They are circular steel structural pipes formed by rolling corrugated steel plates or assembled from corrugated steel sheets. The corrugated structure of metal corrugated pipe culverts ensures rational stress distribution across the culvert roadway, uniform load bearing, and inherent deformation resistance. This addresses frost damage to concrete bridges and culverts in northern cold regions. The absence of expansion joints enhances driving comfort while mitigating “step-off” phenomena at soft soil foundation-road embankment interfaces, thereby improving traffic safety. Corrugated pipe culverts feature low post-construction operational and maintenance costs, with actual project expenses lower than comparable bridges or culverts of equivalent span. Their inlet and outlet ends can be tapered to match slope gradients. Available in diameters ranging from 0.5 to 8 meters with wall thicknesses of 3 to 7 millimeters, they accommodate backfill thicknesses from 0.5 to 40 meters.

Time：05/09/2025 11:10:48