The corrugated pipe culvert is used in the northeast permafrost region, and its advantages are as follows:
1. Wide application of basic conditions and strong adaptability to deformation;
2. The construction is simple and fast, which is suitable for the short construction season in cold areas;
3, hole processing is convenient, You don't need a figure eight wall and end wall.
The bellows culvert solves the problem of foundation stability of culvert in the permafrost region of the greater khingan mountains and ADAPTS to the deformation and settlement caused by permafrost degradation.