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Rotterdam 12 Augustus 2020 |
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Name |
SEVEN BOREALIS |
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Previous names |
Build as: Sembawang 2011 - 2012 Acergy Borealis |
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Type |
Pipe lay and heavy lift vessel |
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IMO-number |
9452787 |
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Call sign |
C6YG8 |
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Flag |
Bahamas |
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Port of registry |
Nassau |
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GT |
49.735 t |
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DWT |
Summer: 47.000 t |
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NT |
14.921 t |
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Length |
182,25 m overall 168,60 m between perpendiculars |
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Breadth |
46,20 m extreme |
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Draught |
Operating draft 8,50 m to 11,35 m |
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Freeboard |
4.775 mm |
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Depth |
16,10 m tp main deck |
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Speed |
Max: 14,0 knots Transit: 11,0 knots |
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Built |
2012 |
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Keel laid |
10/11/2008 |
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Launch date |
19/10/2009 |
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Date of completion |
21/02/2012 |
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Builder casco |
Nantong Yahua Shipbuilding Co., Ltd. |
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Builder completion |
Sembawang Shipyard Pte Ltd/ Republic of Singapore |
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Yard number |
SSPL H07-02 |
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Hull material |
Steel |
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Main engine generators |
6x Bergen Rolls-Royce B32:40V12 diesel engines 5.760 kW at 720 rpm Total: 34.560 kW |
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Propulsion thruster |
2x Stern Azimuth UUC 455 fixed pitch each 5.500 kW Builder: Kongsberg Maritime Finland OY |
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Boilers |
4x Thermal oil heater, exhaust heated EXV5-38-33-57.0-1000DD 1x Thermal oil heater, oil fired H4-TFO-015 |
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Emergency generator |
1x MTU 12V4000 diesel generatorset 1.600 kW Builder: MTU Friedrichshafen GmbH |
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Thruster for DP |
4x Rolls-Royce UL 305 FP Azimuth thrusters, vertically retractable 3.200 kW 3x Bow 1x Btern |
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Tunnel thruster |
1x Rolls-Royce TT 3,000 bow controllable pitch 2.500 kW |
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Main deck |
Clear deck area: 730 m² Deck strength: 10,0 t/m² Pipe deck storage capacity: 2.800 t |
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DP Systems |
K-POS DP Class III Reference Systems: 3x Gyros 3x MRU 4x wind sensors 4x DGPS 2x HiPAP 1x Radius 1x Taut Wire + interfaces for extra Taut Wire 1x Fanbeam 2x Seapath 320 1x SpotTrack |
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Heli deck |
Aluminium - Max diameter: 22,20 m |
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Tank capacities |
HFO: 3.370 m³ Marine gas oil: 2.980 m³ Lub oil: 92 m² Fresh water: 2.620 m³ Ballast: 41.076 m³ Technical water: 760 m³ |
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Anchor equipment |
Length: 742,50 m Diameter: 97 mm |
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Main Crane |
1x 5.000 t (stability permitting) main deck centreline aft Dual main hoist, revolving: 4.000 t at 40,00 m radius 1.500 t at 78,00 m radius Manufacturer: Huisman Equipment BV Auxiliary Hoist (Subsea Hook): 1.200 t at 70,00 m radius, 4 falls 600 t at 103,00 m radius, 2 falls |
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Main crane tugger winches |
4x 45 t pull. Constant tension up to 22 t each |
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Auxiliary cranes |
40 t Dreggen knuckle boom on starboard side 40 t Dreggen knuckle boom on port side Aft 36 t Huisman PMOC on port side forward |
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Accommodation |
399 persons Berths: 18 x single - 17x Double- 87 4 man berths Cabins: 127 |
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Manager |
Subsea 7 International Contracting Limited Louis Pasteurlaan 5 2719 EE Zoetermeer The Netherlands |
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Owner |
Subsea 7 Shipping Ltd. Tarland Road Aberdeen, AB32 6JZ United Kingdom |
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Latest data adjustment |
16 February 2021 |