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Embankment crest and the toe: that is limited to the scope of protection of the embankment on the shore. Roof slope: expressed as the ratio, for example 1:3. Roof more comfortable (less steep), the embankment as a protective effect, but the price will be more expensive (for large embankment surface). Structure and size of the overlay: Overlay roof design must be capable of against the effects of currents, waves, etc. Conventional coatings include removable components assembled together. Gap between them so that water inside to escape, to avoid the effects of water pressure in the soil | Faculty of Coastal Engineering BED BANK SHORE PROTECTION Lecturer PhamThu Huong J Chapter 4 Flow - Erosion 3 class hours Content 4.1 Introduction 4.2 Scour without protection 4.3 Scour with bed protection 4.6 .
