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Analysis of Debris Wave Development with One-Dimensional Shallow-Water Equations
Publisher: American Society of Civil Engineers
Abstract: The objective of this contribution is to analyze the formation of debris waves in natural channels. Numerical simulations are carried out with a 1D code, based on shallow-water equations and on the weighted averaged flux ...
Flow Field and Morphology Mapping Using ADCP and Multibeam Techniques: Survey in the Po River
Publisher: American Society of Civil Engineers
Abstract: An 8-km-long and 250-m-wide reach of the Po River (Italy) was surveyed with two vessels, aiming to investigate the channel morphology and flow field characterizing this major Italian river and to provide data for the ...
Effect of Wind on Precipitation Intercepted by Steep Mountain Slopes
Publisher: American Society of Civil Engineers
Abstract: A simple and efficient formulation is developed to describe the effects of wind speed and direction on ground level precipitation intercepted by steep mountain slopes. A 3D rainfall field is reproduced from measurements ...
Assessment of Risk due to Debris Flow Events
Publisher: American Society of Civil Engineers
Abstract: The traditional approach to hydraulic engineering problems, such as the designing of dams or embankments or, specifically in the case of consideration, the designing of a settling basin for debris flows, is deterministic ...
Experimental Analysis and Numerical Simulations of Waves and Current Flows Around Low-Crested Rubble-Mound Structures
Publisher: American Society of Civil Engineers
Abstract: The objective of this paper is to analyze flow patterns and velocity fields around rubble-mound low-crested structures based on wave basin experiments and 2DH numerical simulations. Experiments were performed in the
Dam-Break Waves in Power-Law Channel Section
Publisher: American Society of Civil Engineers
Abstract: The aim of this work is to highlight the effects of cross-sectional shape on dam-break wave propagation along channels by the solution of 1D conservative equations assuming a power-law variation of the channel width. An ...
Armor Stone Abrasion due to Displacements in Sea Storms
Publisher: American Society of Civil Engineers
Abstract: A model to estimate volume loss of armor stones caused by abrasion under wave conditions occurring during a structure’s lifetime is proposed. It accounts only for abrasion caused by stone movements, neglecting the effects ...