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Bergen, Norway 01 October 2017 |
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Name |
SIEM OPAL |
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Type |
Offshore anchor handling tug supply vessel (AHTS) |
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IMO-number |
9442419 |
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Call sign |
LAXM |
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Flag |
Norway |
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Port of registry |
Kristiansand |
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GT |
7.473 t |
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DWT |
Summer: 4.250 t |
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NT |
2.241 t |
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Displacement |
Lightship: 6.069,1 t Summer: 10.230 t |
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Length |
91,00 m overall 79,35 m between perpendiculars |
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Breadth |
22,04 m extreme |
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Draught |
7,97 m |
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Depth |
9,60 m - 1ste deck 19,00 m - C-deck 27,40 m - bridge deck |
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Speed |
Service speed economical:: 10 knots Transit service speed -medium: 12 knots Transit service speed -high: 14 knots Transit full speed (long duration): 16 knots Max speed: 18 knots |
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Built |
2011 |
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Keel laid |
24/10/2008 |
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Launch date |
01/01/2010 |
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Date of completion |
21/01/2011 |
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Builder casco |
Kherson Shipyard |
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Builder completion |
Kleven Verft AS |
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Yard number |
334 |
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Hull material |
Steel |
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Propulsion engine |
2x Wärtsilä 16V32 - 16 cylinder diesel engine each 8.000 kW / 10.720 bhp at 750 rpm Builder: Wärtsilä Finland Oy |
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Electric propulsion engines |
2x AA QD 560 each 1.600 kW / 2.144 bhp at 800 rpm DE-mode |
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Propellers |
2x Lips Controllable pitch propellers each 9.215kW at 144 rpm Diameter: 4,200 mm |
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Shaft generator |
2x Alconza shaft generators each 3.400 ekW |
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Auxiliary engines genset |
2x Caterpillar 3516C diesel generatorsets 2.100 kW / 2.814 bhp at 1.800 rpm |
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Emergency generator |
1x Caterpillar C18 ACERT diesel generatorset 425 ekW |
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Bow thrusters |
2x Tunnel thruster Brunvoll each 1.000 kW / 1.340 bhp at 273 rpm |
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Bow azimuth thruster |
1x Azimuth thruster Brunvoll 830 kW / 1.112 bhp at 364 rpm |
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Stern thrusters |
2x Tunnel thruster Brunvoll each 880 kW / 1.179 bhp at 280 rpm |
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Winches & wires |
Anchor handling / towing winch: Brattvaag SL500W3 – Waterfall Type AH winch: AH winch line pull: 500 t @ 16,70 m/min (1st layer) AH winch brake load: 550 t (first layer) AH winch drum capacity: 7.700 m - Diameter: 76mm AH wire on board: 2.500 m - Diameter: 90mm Tow/Work Winch: Tow/work winch line pull: 500 t @ 17,50 m/min (1st layer) Work winch brake load: 750 t (first layer) Tow/work winch drum capacity: 2x 4.600 m - Diameter: 76 mm Tow wire on board: 1.500 m - Diameter: 90 mm Work wire on board: 300 m - Diameter 86 mm Secondary Winches: Secondary winch: 2x Brattvaag ALM63170U Secondary winch line pull: 170 t @ 23,00 m/min (1st layer) Secondary winch break load: 200 t Dynamic Breaking at 70 m/min Secondary winches drum capacity: 2x 3.100 m - Diameter: 160 mm Synthetic or 2x 1.600m - Diampeter 203 mm Synthetic or 2x 5.000 m - Diameter 76 mm wire |
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AH deck equipment |
Towing Pins: RR, 2x 250 t SWL Pop-Up Pins: RR, 2x 220 t SWL Shark Jaws: RR, 2x 800 t SWL Centering devise: RR, two triangular plates in a common box. Max reach 1,00 m either side. Max 14,0 t @ 100 mm above deck Stern roller: Double stern roller: 2x Diameter 4.000 mm x 4.000 mm. 800 t SWL on each roller Tugger Winches: 2x 24 t pull Capstans: 2x 14 t pull located Spooling Sheave: RR, ID diameter 1.400 mm, max diameter 90 mm wire, max diameter 125 mm chain. Max combined forces 100 t Pennant Coiler: RR. hoist capacity: 8,0 t Pull @ 0-22 m/min 1st Layer |
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Cargo Capacity |
Cargo deck area: 813 m² Deck length: 45,2 m Deck Breadth: 18,0 m Max deck load: 1.600 t Deck strength: 10 t/m² 15 t/m² |
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Cranes/Triplex MDH |
Gantry crane: Triplex MDH, travelling gantry crane 42 t for safe anchor handling and cargo operations 4,75 m opening underneath Triplex MDH palfinger: SWL 27,5 t. Max Radius 22,50 m 2.400 kg Triplex MDH manipulator crane: SWL 2,0 t @ Radius 4,70 m. Max swing radius 5,50 m Triplex MDH Winch: SWL Max 22,0 t. 72,00 m Diameter 32 mm wire Triplex MDX Wire Clamp: Diameter 60 - 100 mm, clamping force 9 t Deck Crane STB: Hydramarine 3 t @ 15,00 m Deck Crane PS: Hydramarine 10 t @ 18,00 m |
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Tank capacities |
Ballast water: 2.887,6 m³ / 2.959,8 t Fresh water: 1.071,8 m³ / 1.071,8 t Fuel oil: 1.223,8 m³ / 1.052,5 t Dry bulk: 291,3 m³ / 699,1 t Liquid mud; 647,4 m³ / 1.812,7 t Rig chain lockers: 649,1 m³ / 665,3 t Alternative capacities for multi-purpose tanks: Brine / ORO: 973,4 m³ Liquid mud / ORO: 1296,5 m³ Base oil (special product): 189,6 m³ Wax inhibitor: 94,8 m³ |
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Anchor equipment |
Length: 550,00 m Diameter: 54 mm |
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Crew size |
80 |
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Manager |
Siem Offshore AS |
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Owner |
Siem AHTS Pool AS |
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Latest data adjustment |
12 February 2018 |