Queen of Penta-Ocean
～Self-propelling Trailing Suction Hopper Dredger～

The Queen of Penta-Ocean, a self-propelling trailing suction hopper dredger, is designed with full-scale automation and labor-saving operation. It has 20,000m3 hopper capacity and one of the world’s largest self-propelling dredgers.

The Queen of Penta-Ocean has two sets of powerful engines and dredge pumps capable of extracting sand through the dragheads while navigating at 1 to 4 knots and loading the sand into her own hopper and transporting to the discharging area.

Builder	IHC Holland NV
Launched	May 1999
Gross tonnage	22,049 GT
Overall Length	166.7 m
Length between p.p.	160.0 m
Breadth (mld.)	31.0 m
Depth (mld.)	12.5 m
Draught - Dredging Mark	10.5 m
Hopper Capacity	20,000 m²
Maximum Loading Capacity	30,000 tons
Suction Pipe Diameter	1,200 mm
Dredging Depth	34/40/60 m
Service Speed	16.0 knots
Inboard Dredge Pumps	2 x 6,000 kW
Submerged Dredge Pumps	2 x 2,200 kW
Shore Discharge Pump	12,000 kW
Jet Pump	2 x 1,350 kW
Main Engines	2 x 12,600 kW
Propulsion	2 x 9,000 kW with c.p.p.
Bow Thrusters	2 x 850 kW

For further details, please download PDF catalogue[349KB]