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Posts Tagged ‘plasti-fab’

Excessive Approach Velocity in Parshall Flume Flow Measurement Applications

Since the 1930s, wastewater professionals have relied on the Parshall flume as the primary device for open channel flow measurement applications. Parshall flumes provide a very repeatable relationship between water level (Ha) and flow rate; but, only so long as the approaching flow conditions are appropriate. For any flume design, the hydraulics must cause a…

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Engineered Composite Stop Logs

Stop logs are in commonly used in water and wastewater treatment plants, lagoon control, flood control, and flow diversion. Historically, most stop logs are constructed of wood or metal. However, vacuum infused Fiberglass Reinforced Polyester (FRP) design is proving to be a much better solution for stop log design. Wood swells as it takes on…

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