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Discharge vs. Outlet Type

Figure 9: Discharge vs. outlet type, showing general form of discharge curve for rectangular weir, circular orifice, and SCS two-stage riser. Riser curve assumes rectangular inlet at 4-6 ft height, top of riser at 8 ft., top orifice of 12 ft.
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GEOS 5313 Lecture Notes, Spring 2007
Dr. T. Brikowski, UTD. All rights reserved.