Corrugated steel box culverts approach the rectangular shape of a low wide box. This is made possible by the addition of special reinforcing elements to standard structural plates. The resulting ...

OLYMPIC NATIONAL FOREST — About five miles south of milepost 212 on U.S. Highway 101, the finishing touches are being put on ...

(KKCO) - Out in the outskirts of Palisade lies a culvert whose function is important ... “Right now, there is a 50+ year old corrugated metal pipe in Rapid Creek. That Rapid Creek road is ...

In the wake of Storm Bert's fury in November, the village of Pant in the city of Merthyr Tydfil in Wales is dealing with a colossal sinkhole that suddenly yawned open on Dec. 1. The enormous chasm, ...

After 11 days of intense efforts to stabilize the sinkhole, Merthyr Tydfil council said on Wednesday that a six-foot steel pipe has been inserted into the existing culvert to support the flow of ...