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Clamshell Dredge Services
1 services found
by:Great Lakes Dredge & Dock Company based inOak Brook,, ILLINOIS (USA)
Mechanical clamshell dredges are floating platforms that house a heavy duty cycle crane that uses a wire rope suspended bucket to excavate the sea bottom. The dredge locates itself in position during dredging operations by lowering retractable spud poles to the sea bottom. Excavated material is loaded into barges (scows) for ...