Jet Suction Dredger

A jet suction dredger is a type of vessel used in dredging, which is the process of removing sediments and debris from the bottom of bodies of water such as rivers, lakes, and harbors. The vessel is equipped with a powerful pump, which creates a high-velocity jet of water that is used to loosen the sediment and debris from the bottom. The dredger then uses suction to draw the loosened material into a large holding tank, where it can be transported away from the site.

The process of using a jet suction dredger starts with the vessel positioning itself over the area that needs to be dredged. The dredger then lowers a long tube, called a suction pipe or suction arm, to the bottom of the water body. The pump on the dredger creates a high-velocity jet of water, which is directed through a nozzle at the end of the suction pipe. The water jet loosens the sediment and debris from the bottom, and the suction created by the pump draws the material up into the suction pipe and into the holding tank on the dredger.

Once the holding tank is full, the dredger transports the material to a designated location, where it can be offloaded and disposed of or reused. This process can be repeated until the entire area has been dredged to the desired depth or level.

Jet suction dredgers are often used in harbor maintenance, where they can remove sediment and debris that has accumulated around piers, docks, and shipping channels. They can also be used in environmental remediation projects, where contaminated sediment needs to be removed from water bodies.

Interested to dredge your Harbor or Marina? Feel free to contact us!

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What is marina and harbor dredging, and why is it necessary?

Marinas and harbors

are essential transportation centers for boats and ships that require regular maintenance to operate correctly. The accumulation of sediment, silt, and other debris in these waterways can cause shallow waters that impede navigation and pose safety risks to vessels.

To ensure safe access and navigation at all times, regular dredging is necessary to remove the accumulated material from the bottom of the waterway, and the frequency of dredging depends on various factors such as location, ocean currents present, and the type of sediment that has accumulated.

Jet suction dredgers are among the most effective types of dredgers for marina and harbor dredging. They utilize a high-pressure water jet to loosen sediment and debris from the bottom of the waterway, which is then suctioned up by a powerful vacuum system, and the dredged material is transported to a disposal site.

Jet suction dredgers are efficient and environmentally friendly, as they minimize disruption to the surrounding ecosystem during the dredging process. Marina and harbor dredging is a vital process that ensures the safe operation of waterways.

Interested to dredge your Harbor or Marina? Feel free to contact us!

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