If the ground is at an elevation of 671, and the invert of a pipe is 669, how deep is the pipe? - Quora
![meaning - Pipe invert and obvert: Why is it called invert? - English Language & Usage Stack Exchange meaning - Pipe invert and obvert: Why is it called invert? - English Language & Usage Stack Exchange](https://i.stack.imgur.com/1C4gh.png)
meaning - Pipe invert and obvert: Why is it called invert? - English Language & Usage Stack Exchange
Problem definition of the response of underground pipe due to varying... | Download Scientific Diagram
![Structural evaluation of invert-cut circular and arch shape corrugated steel pipes through laboratory testing Structural evaluation of invert-cut circular and arch shape corrugated steel pipes through laboratory testing](https://cdnsciencepub.com/cms/10.1139/cjce-2020-0043/asset/images/large/cjce-2020-0043f1.jpeg)
Structural evaluation of invert-cut circular and arch shape corrugated steel pipes through laboratory testing
![Including multiple invert elevations in a profile - OpenFlows | Water Infrastructure Wiki - OpenFlows | Water Infrastructure - Bentley Communities Including multiple invert elevations in a profile - OpenFlows | Water Infrastructure Wiki - OpenFlows | Water Infrastructure - Bentley Communities](https://communities.bentley.com/cfs-file/__key/communityserver-wikis-components-files/00-00-00-00-32/lateral.png)