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- Shaped, open-channel flow sections that force flow to accelerate. Acceleration is produced by converging the sidewalls, raising the bottom, or a combination of both. An artificial channel, often elevated above ground, used to carry fast flowing water. See long- throated flume, Parshall flume, and short-throated flume.
Bureau of Reclamation - Cite This Source - This Definition
- Designated floodway, Natural floodway, Parshall Flume (Improved Venturi Flume), Ramp flume