Control structures and pipelines plans
From aspwe.org, Wetland Engineering and Restoration
Two of the best references ever developed that are absolutely full of detailed schematics of most types of canals and water control structures to assist the restoration professional engineer are:
- Design of Small Canal Structures by the US Bureau of Reclamation
- Design of Small Dams by the US Bureau of Reclamation
The Oklahoma NRCS has published detailed drawings for 1/2 round and full round flashboard risers at the following links:

