Online WES spillway design Formula: X n = K Hd n-1Y Design discharge Q, in m [or ft] Crest length L, in m [or ft] The upstream water surface elevation, in m [or ft] The channel floor elevation, in m [or ft] K and n are parameters which depend on WES spillway shape SAMPLE INPUT U.S. Customary 1. Discharge Q [ cfs ]:   75000 2. Crest Lenth L [ ft ]:   250 3. Upstream Water Surface Elevation [ ft ]:   1000 4. Channel Floor Elevation [ ft ]:   880 5. WES Spillway Shape:    A. 0 H : 3 V (Shape 1) SAMPLE OUTPUT [This plot was generated by Excel using the output data]. Thank you for running   online_WES_spillway   Please call again.   [191104]