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  • Hansel CSD02

What should be paid attention to during dredger construction

December 9th, 2022|

During the construction of a dredger, there are several important factors that should be considered to ensure the successful completion of the project. These factors include: Design: The design of the dredger is critical to its performance and efficiency. The design should be carefully planned and reviewed by [...]

  • Figure 1 Beach Maintenance

What is beach maintenance?

October 21st, 2022|

Beach maintenance refers to artificially replenishing the beach when the natural supply of sand on the beach is relatively insufficient, that is, placing a certain particle gradation of sand and gravel on certain eroded beaches by means of hydraulic or mechanical transportation. At the same time, depending on the [...]

  • dredger working

Causes of high bearing temperature of dredger

August 5th, 2022|

In recent years, dredgers have made considerable and steady development in dredging and dredging fields such as lake and river regulation. We often encounter various failure problems in the construction process. Today, let's introduce the reasons for the high bearing temperature of dredgers: the amount of lubricating oil is [...]

  • Trailing suction dredger

Classification of dredgers

July 21st, 2022|

Dredgers are mainly used for river dredging, sand dredging, land reclamation, road construction, etc., and they shine with the promotion of the ecological civilization construction. Classification of dredgers: cutter suction dredgers, trailing suction hopper dredgers, bucket wheel dredgers, chain bucket dredgers and bucket dredgers. Cutter suction dredger: Cutter [...]

  • CSDbanner

Cutter suction dredger construction foundation

July 5th, 2022|

1.The maximum digging width of the steel pile dredger: the maximum digging width is limited by the length of the ship, generally, it is the total horizontal length of the ship during the construction (please remember that the vertical distance between the steel pile and the cutter head [...]

  • HS55CSD

Development trend of the CSDs

June 20th, 2022|

Since the first CSD was born in the US in 1884, after 100-year development, the CSD has become the largest ship type in the dredger kingdom. At present, the CSDs are widely used in dredging constructions and land reclamation projects in ports and channels. With the rapid development of [...]

  • 12inchCSD

History of the World Dredging Industry

May 10th, 2022|

With the continuous development of science and technology, dredging equipment and technology have been developed rapidly in the past hundred years, which can roughly be divided into three stages. The invention of the steam engine by Watt in Englandattheendof the 18th century triggered the industrial revolution in Europe and [...]

  • HANSEL 22 inch CSD

Preparation before dredging construction

March 28th, 2022|

Before dredging, we should first carry out a soil survey and understand the local hydrological and meteorological conditions. And we should also apply the theory of dredging and mud transportation, which mainly includes the setting of reamer excavation parameters and the matching of key parameters of centrifugal pump, mud pump, [...]