![]() ![]() ![]() This rotation disaggregates, i.e., separates, and excavates the soil which is then drawn into the suction pipe as a solid/water slurry and pumped to the surface.ĭifferent cutter heads are designed for specific types of soil, because hard soil, non-cohesive or cohesive soils have different requirements. It is mounted in front of the suction head and rotates along the axis of the suction pipe. The cutter head is a mechanical rotating tool, which is able to cut hard soil or rock into fragments. The cutter suction dredger is equipped with a cutting device known as a cutter head. Whether self-propelled or not, the cutter will be moored with spuds or anchors while at work so that in essence the dredging operation takes place with the cutter in a stationary position. be self-propelled, sea-going specially designed vessels.have a pontoon hull without a means of propulsion (non-propelled), or. ![]()
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