Dutch shipbuilder Royal IHC launched the trailing suction hopper dredger (TSHD) JUN YANG 1 this previous Saturday at their shipyard in Kinderdijk, the Netherlands for CCCC Guangzhou Dredging (GDC) of China.

Upon supply, the JUN YANG 1 would be the largest vessel of its variety in China. The vessel will come equip with two suction tubes every with its personal dredging pump, permitting tandem dredging depths to 60 meters, or 90 meters for the starboard tube.

Including the JUN YANG 1, IHC has constructed 19 vessels for GDC courting again some 40 years. Delivery is scheduled for July 2016.

JUN YANG 1 Main options

• Name: JUN YANG 1
• Length: approx. 167.5m
• Breadth, moulded: 31m
• Depth, moulded: 12.2m
• Mean moulded draught at International Freeboard:approx. 8.75m
• Mean moulded draught at dredging mark: approx. 11m
• Loading capability at 11m draught: 31,500t
• Hopper capability at highest overflow stage: 21,028m3
• Inside diameter of trailing suction pipe (2): 1,200/1,100mm
• Dredging depth: 40/60/90m
• Trial velocity: 16.3 knots
• Accommodation: 45 folks

The vessel has been be designed and constructed below survey and to the necessities of the China Classification Society (CCS) with the next notations:

• CSA Trailing Suction Hopper Dredger, Dredging inside R1, PSPC (B)
• CSM BRC

Photos courtesy Royal IHC