Corrugated pipe culvert is also called metal corrugated pipe culvert or steel corrugated culvert.

It refers to lay buried in the highway, railway culvert under the screw corrugated pipe, it is made of corrugated metal plate roll or semicircle corrugated steel plate made of makings of circular corrugated pipe.
widely used in highway, railway, bridge, tunnel, retaining wall and all kinds of mines, the retaining wall of roadway supporting engineering of culvert.