9: Nonlinear, Hydrostatic Flow Over Topography Last updated Save as PDF Page ID18035 Contributed by Bill SmythProfessor (Department of Aerospace and Ocean Engineering) at Oregon State University 9.1: Introduction9.2: Hydraulic ControlHere we will look at the phenomenon of hydraulic control, which constrains the state of flow over an obstacle.9.3: Hydraulic jumps and bores9.4: Flood waves in a turbulent river