Seaway Invincible - Vessel information | |||
Class I DP ROV support vessel | |||
The Seaway Invincible is a sister ship to the Seaway Rover. Originally built as a stern trawler for North Sea operations, she was converted to air diving and pollution response in the 1980'ies. | |||
The ship was fitted with a dynamic positioning system, entered the North Sea market as an ROV survey support vessel in early 1991. As the Tidewater Invincible, she has successfully performed in the offshore market throughout the 90' ies and early 00'ies. | |||
In 1998 the Seaway Invincible became part of the Stolt Offshore fleet. The ship has been outfitted with workclass and observation class ROV systems and is particularly suitable for inspection and construction support activities within the offshore oil and gas industry. | |||
In May 2005, the ship was aquired by Hallstrom Holdings Pte Ltd and transferred to Seaway Offshore Limited in August 2006. The ship has nearly completed a very extensive repair and refit program and is expected to be ready in March 2008. | |||
Seaway Invincible specifications | |||
DIMENSIONS |
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Length overall |
71.3 m (235.3ft) |
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Breadth molded |
12.0 m (39.7ft) |
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Depth molded |
5.40 m (18.7ft) |
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Max Draught |
9.2 m (30.4ft) |
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Operational Draught |
5.4 m (17.8ft) |
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Gross tonnage |
1311 t |
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Port of registry |
Panama |
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Call sign |
YJRF5 |
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CLASSIFICATION |
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IRS (International Registry of Shipping) |
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DYNAMIC POSITIONING |
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DP Class 1 |
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Cegelec GEC GEM80 MKII-302 including |
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Battery backup makes it totally independent of main power |
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Simrad HPR 309T |
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Simrad HiPAP (Gate valve fitted) Hipap not installed. |
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2 off Gyro |
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1 off VRU |
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2 off wind sensors |
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MAIN COMPONENTS |
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Single GEM 80 / 300 computer accepting individual reference inputs |
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ROV Follow |
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4kW UPS back up system |
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DECK AREA AND CAPACITIES |
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Clear deck area |
240 m2 |
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Loading capacity on deck |
2.5 t/m |
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Fuel oil |
170 m3 |
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Fresh water |
185 m3 |
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+ Fresh water gen |
10 m2/day |
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CRANES |
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Aft deck: |
1 Hydralift el-hyd. 10 t at 10 m |
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Fore deck: |
1 Tico Marine el-hyd 1.1 t at 4.9 m |
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WINCHES |
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Aft deck: |
2 Capstans port and starboard side at stern |
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Fore deck: |
1 Windlass with capstans |
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POWER AND PROPULSION |
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2 AEG AC generators each 254 kW - 440V - 60Hz powered by 2 Deutz BA 6M 816UR diesel engines |
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2 Laurence Scott DC generators each 300 kW - 220V powered by 1 Deutz BA 8M 816UR and 1 Paxmann 8RDH diesel engine |
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1 Single screw CPP driven by Ruston 9ATCM developing 2160 BHP at 520 rpm |
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Forward Thruster: 1 retractable Aquamaster VL 631 azimuth direct powered by 1 Deutz BA 12M 816 diesel engine developing 548 kW |
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Capable of power the vessel with a speed of 4 knots |
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Stern Thruster: 1 Brunvoll 655BD electric DC driven tunnel thruster, powered from either of the DC generators, developing 254 kW |
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Cruising Speed 12 knots Fuel consumed / day 6 m3 |
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Survey speed |
2 – 3 m3 |
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Stand by |
0.75 – 1.25 m3 |
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DP mode |
2 - 5 m3 |
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ACCOMMODATION |
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Total capacity 42 men, include sick bay with one bed |
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28 cabins including sick bay |
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Available for charter 29 beds |
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AUXILIARIES |
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1 Harbour generator Deutz 6YDAZ developing 53 kW |
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2 Deck generators 300 KVA for ROV system |
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SURVEY / ROV CONTROL ROOM/OFFICE |
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1 On line room 37 m2, 1 offline room 33 m2, 1 Client office 18 m2 |
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Rooms fully air conditioned |
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MOONPOOL |
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1 off moontube 1.2 m diameter (HIPAP transd.) |
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1 off moontube 0.30 m diameter for LBL transducer |
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LIFE SAVING EQUIPMENT |
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5 Liferafts totalling 85 persons |
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42 Immersion suits |
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50 Lifejackets |