When the culvert is deeply buried, under a paved road, a road closure would cause extensive detours, utilities are between the culvert and the ground, historic structures would need to be dug up.
When the culvert is shallow buried under a gravel road that can be temporarily shut down without disrupting traffic flow.
When the pipe has failed structurally and collapsed! A general rule of them with CMP is that it’s too late when the invert is more than 25% gone, but if the invert is gone, but the shape is fine, the culvert can still be rehabilitated.
Yes, custom shapes are available for certain products
need more help?
Couldn't find what you were looking for? Fill out our contact form and one of our culvert rehab specialists will reach out to you shortly!
