Type 2 - Sand Dredgers

with Vacuum Jet Technology (21 Vessels)

How Does Vacuum Jet Sand Dredger Work ?

(a) Vacuum Jet sand dredger has a fixed sand sucking pipe, the dredger is self-propelling to search a confortable sand sucking position, and delivering sand via belt transferring system to sand carriers, then to barges / or to site, finally discharging to reclamation districts.

(b) There is additional "sand washing" procedure on board, to ensure sand quality is find and with no soils and stones.

(c) Golden mining processing system installed on board, especially for those golden sand.

Sand Dredging Fleet

Total Number of Dredgers : 26 vessels (up to date)

Year Built : All be built after 2014

Active Areas : Rivers, Lakes and Sea in China.

Certificates Owned : Dredgers built under China Marine Authorization Regulations, also satisfied the requirements of CCS and other Classification Societies and able to work in International waters.

Power Installation

  • Length : 1030M

  • Width : 23.0M

  • Depth : 5.2M.

  • Years Constructed : 2014 ~ 2015

  • (1) Vacuum jet and sucking pump driven
  • (2) Water jet driven for Vacuum jet
  • (3) Main Propulsion
  • (4) Bow Thruster
  • (5) Auxiliary Gensets
  • (6) Standby Gensets
  • (7) Living / Mooring Gensets
  • (8) Total Power Installatoin Onboard
  • (9) Sand Sucking Capacity
  • (10) Sand Sucking Water Depth
  • 2 x 5000HP = 10000HP.
  • 2300HP x 1 = 2300HP.
  • 2 x 1700HP = 3400HP
  • 720HP x 2 = 1440HP
  • 1800HP / 1280KW x 2
  • 650HP / 520KW
  • 120HP / 85KW (Living); 240HP/160KW (Mooring)
  • 21,500HP
  • 8,000 cm/hour.
  • 50m. distance