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Sand pumping efficiency of a water ejector apparatus

Creator:

Saguanwongse, Suvat

Abstract:

The purpose of this investigation is to study the effect of the solid transport capacity in pumping operation: A special type of jet apparatus was investigated which emits a water jet downward counter current to delivery flow, from inside of the suction pipe toward sediment to be excavated. Two sizes...

Resource Type:

Masters Thesis

Full Text:

oriented nozzle with the dredge material entering at the periphery of suction annular pipe. Figure lb
An operation study of the wheelwash dredge Sandwick

Creator:

Higgins, Bruce John

Abstract:

An interesting means of shoal removal has recently been implemented by the U.S. Army Corps of Engineers for use in shallow Pacific Coast tidal inlets and estuaries. In the past, removal of shoaled material has consisted of physical excavation of material, transportation from the site, and placement in a spoils...

Resource Type:

Masters Thesis
Experimental clam dredge progress report

Creator:

McCrae, Jean, Daniels, Paul, and Oregon. Department of Fish and Wildlife

Abstract:

"An experimental gear permit was issued to the FV Lady Rosemary to use dredge gear to harvest clams off the Oregon coast. The main species of interest was razor clams, but other clams such as cockles and gapers were also explored. Primary objectives of the work were to (1) survey...

Resource Type:

Technical Report

Full Text:

Experimental Clam Dredge Progress Report Jean McCrae
Chetco, Oregon dredged material disposal site designation : draft environmental impact statement

Creator:

United States. Environmental Protection Agency. Water Division and United States. Environmental Protection Agency. Office of Water Resources Assessment

Resource Type:

Technical Report

Full Text:

feet. 4 Maintenance operations in the entrance channel have been performed by hopper dredge or