Question: A rectangular channel with n = 0.012 is 5 ft wide and is built on a slope of 0.0006 ft/ft. At point a, the flow

A rectangular channel with n = 0.012 is 5 ft wide and is built on a slope of 0.0006 ft/ft. At point a, the flow rate is 60 cfs and ya = 3 ft. Using one reach, find the distance to point b where yb = 2.5 ft and determine whether this point is upstream or downstream of point a?

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