bed load


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bed load

[′bed ‚lōd]
(geology)
Particles of sand, gravel, or soil carried by the natural flow of a stream on or immediately above its bed. Also known as bottom load.
References in periodicals archive ?
Particle percentage of suspended sediment, bed sediment, suspended sediment discharge and bed load discharge were entered to software.
The model covers a domain that spans from Donaldsonville to the Gulf of Mexico (190 river miles) and will carry precisely selected and calibrated synthetic sand to simulate the bed load transport characteristics of the Mississippi River.
Among the topics are one-dimensional finite volume simulation for large boulder transport, the rheological behavior of pyroclastic debris flow, soil moisture retrieval with remote sensing images for debris flow forecast in humid regions, experience treating road structure landslides by innovative methods of deep drainage, the distribution of debris flows and debris flow hazards in southeast China, regional methods for evaluating shallow landslide hazard in Italy and Central America, restoring the degraded torrential Arroyo del Partido stream in Spain with a flood control system, and dynamics of changes in bed load outflow from a small glacial catchment in West Spitsbergen.
The objective of this study is to quantify the resuspension and bed load transport of bottom sediments, induced by fast ferry wakes and wind waves near Aegna jetty using an autonomous experimental optical sonde and experimental sets of sediment traps.
El muestreo de arrastre de fondo se realizo mensualmente y durante algunos eventos de crecida en la localizacion de la estacion fluviometrica, utilizando un tomador de muestras de lecho (o bed load sampler) tipo Helley-Smith, segun lo indicado por Simons y Senturk [3], Whittaker [13] y Slattery y Burt [16].
It was suspected that during these stages the bed started to develop an armoured bed where the bed load transport rate almost constant during the last three hours of AF-6.
The Bobcat 2300 travels at speeds up to 25 mph, features a rust-proof aluminum frame and comes with a standard power-cargo dump box with an 800-pound bed load capacity.
What has to be done now is to let the Mississippi River take its natural course and allow the full bed load of the river to rebuild the marsh.
This technique is noncontiguous and individual stones can move in bed load as the river velocity increases.
This suggests settling from suspended sediment plumes rather than movement as bed load over the migrating front of the bar.
Sediment transported in a stream or water course is usually subdivided into two categories according to the dominant mode of transport: bed load and suspended load.
The secondary target is large bed load type alluvial gold deposits thought to be present along the wide, flat valleys.