CONSTRUCTION / CLASSIFICATION |
MAIN DATA |
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Built by |
Orenstein & Koppel |
Gross tonnage |
3,877 |
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Yard no. |
775 |
Net tonnage |
1,163 |
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Year of construction |
1986 |
Construction weight |
5,760 tons |
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Classification society |
Bureau veritas |
Length overall |
105.43 m |
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Notation |
HULL MACH AUT-MS |
Length pontoon |
92.59 m |
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Dredger, unrestricted navigation Ice class – 1A |
Breadth |
20.00 m |
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Previous name |
Bilberg 1 / URSA |
Moulded depth |
7.80 m |
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Class no. |
02827A |
Draught |
5.64 m |
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MAIN DATA |
Height above water level |
32.00 m (excluding spuds) |
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Inboard pump engine – 2 & 3 |
2 x MAN, 9L 32/40 |
26.00 m (excluding mast) |
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Power |
2 X 3,960 kW @ 750 rpm |
Suction pipe diameter |
0.95 m |
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Main generator engine - 1 & 4 |
2 x MAN, 8L 32/40 |
Discharge pipe diameter |
0.90 m |
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Power |
2 X 4,000 kW @ 750 rpm |
Max. dredging depth |
25 m/29.50 m |
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Auxiliary engines – 1 & 2 |
MVM TBD 604 L6 |
Min. dredging depth |
5.80 m |
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Power |
2 x 440 kW |
Max. dredging width |
112 m |
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Spud length / dia / weight |
44.50 m / 1.8 m / 115 tons |
Min. dredging width |
93.50 m |
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Stroke length spud carriage |
6 m |
Anchoring system |
Spud carriage |
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Weight cutter ladder |
920 Tons |
Sailing Speed |
12 kn |
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Inboard pump - 2 nos. |
BKW/Double walled 225-55-85 |
Total installed power (HP) |
16,991 |
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Ladder pump - 1 no. |
BKW/Single walled 225-55-85 |
Propulsion Power |
2 X 4,000 kW |
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Swing speed |
32.00 m / min. |
Cutter output |
3,960 kW |
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Fuel oil capacity |
1620 m3 |
Inboard pump output |
2 x 3,960 kW |
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FEATURES |
Ladder pump output |
2,200 kW |
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A heavy duty rock cutting self-propelled sea-going cutter suction dredger designed for operations in sheltered and coastal waters up to 15 miles offshore. |
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Equipped for working in tropical climates and isolated locations. |
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Fully automated dredging process centrally controlled. |
Accommodation available onboard for 30 persons. |
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Dredging profile computer fitted. |
Spud tiling installation min. water depth of 10 m. |
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2 x deck cranes, capacity of 30 tons each. |