SEDIMENT TRANSPORT IN THE COASTAL ENVIRONMENT

Chapter 1. Introduction Chapter 2. Initiation of sediment movement in Oscillatory flow : Introduction 2.1 Shields criterion for the initiation of sediment movement 2.2 Determination of the bottom shear stress I oscillatory unsteady flow 2.3 Discussion of results and conclusion Chapter 3. Rate of sediment transport in oscillatory flow : Introduction 3.1 Previous studies 3.2 Fundamental parameters 3.3 Re-analysis of Berkeley data 3.4 Sediment transport relationship for unsteady flow 3.5 Influence of bed forms 3.6 Concluding remarks Chapter 4. Second order effects producing a net sediment transport: Introduction 4.1 The effectof a gently sloping bottom 4.2 The effect of wave asymmetry 4.3 The effect of wave induced mass transport currents 4.4 The effect of currents 4.5 Concluding remarks Chapter 5. Sediment transport and resulting topographical changes due to spatially varying wave and current conditions : Introductions 5.1 Topographical changes in the vicinity of the tip of a straight breakwater due to wave and a current parallel to the breakwater 5.2 Numerical example

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