Henderson, F.M. (1966). Open Channel Flow.
1. Basic concepts of fluid flow. Introduction. Definitions. Continuity. Equations of motion -
general. Equations of motion - fluid flow. Use of energy and momentum concepts.
Dimensional analysis and similarity. Flow resistance. Velocity coefficients.
2. The energy principle in open channel flow. The basic equation. The transition problem.
Critical flow. Subcritical and supercritical flow. The occurrence of critical flow; controls.
Applications in rectangular channels. Nonrectangular channel sections.
3. The momentum principle in open channel flow. The hydraulic jump. The momentum
function - rectangular channels. The M-y relationship. Nonrectangular channel sections.
Unsteady flow: surges and bores.
4. Flow resistance. Introduction. The resistance equation. Uniform flow: its computation and
applications. Nonuniform flow. Longitudinal profiles. Interaction of local features and
5. Flow resistance - nonuniform flow computations. Introduction. Uniform channels: step
method - distance calculated from depth; Direct integration methods. Irregular channels:
step method - depth calculated from distance; Step method - divided channels; The Ezra
method; The Escoffier method; The discharge problem; The high-speed computer.
6. Channel controls. Introduction. Sharp-crested weirs. The overflow spillway. The free
overfall. Underflow gates. Critical depth meters. Energy dissipators.
7. Channel transitions. Introduction. Expansions and contractions. Changes of direction.
Culverts. Bridge piers. Lateral inflow and outflow.
8. Unsteady flow. Introduction. The equations of motion. The method of characteristics.
Positive and negative waves; surge formation. The dam-break problem. Some practical
problem. Oscillatory waves.
9. Flood routing. Introduction. Storage routing. The movement of a flood wave in a river
channel. The subsidence of the flood crest. The speed of a subsiding flood wave. Channel
irregularities and the diffusion analogy. The method of characteristics. Rating curves and
expressions for discharge. Lateral inflow and the runoff problem.
10. Sediment transport. Introduction. Modes of sediment motion and bed formation. The
threshold of movement. The suspended load. Bed-load formulas and entrainment at the bed.
The stable channel. The natural river.
11. Similitude and models. Introduction. Basic principles. Fixed-bed river and structural
models. Movable-bed models. Unsteady-flow and wave models. General notes.