The impact of wave loads and pore-water pressure generation on initiation of sediment transport

Geo-Marine Letters
By: , and 

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Abstract

The build-up of pore-water pressure by waves can lead to sediment liquefaction and subsequent transport by traction currents. This process was investigated by measuring pore-water pressures both in a field experiment and laboratory wave tank tests. Liquefaction was observed in the wave tank tests. The results suggest that sand is less susceptible than silts to wave-induced liquefaction because of the tendency to partially dissipate pore-water pressures. However, previous studies have determined that pore-water pressures must approach liquefaction before current velocities necessary to initiate transport are reduced. Once liquefaction has occurred more sediment can be transported. ?? 1985 Springer-Verlag New York Inc.
Publication type Article
Publication Subtype Journal Article
Title The impact of wave loads and pore-water pressure generation on initiation of sediment transport
Series title Geo-Marine Letters
DOI 10.1007/BF02281636
Volume 5
Issue 3
Year Published 1985
Language English
Publisher location Springer-Verlag
Larger Work Type Article
Larger Work Subtype Journal Article
Larger Work Title Geo-Marine Letters
First page 177
Last page 183
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