vessel specification - DOF Group

1 Skandi Singapore vessel specificationdelivering solutions at any depthHome Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactHomeSkandi Singapore Dive Support VesselCapabilitiesThe Skandi Singapore is a high specification , DNV classed, AKER 06 design DSV. Built to meet future environmental standards, the vessel is fuel efficient, clean class, comfort class and ICE class, thus having the capability to work in most of the world's offshore oil & gas precincts. Due for delivery during 2011, the vessel is ideally suited to construction programs as well as large IRM operations. With a 900 m2 main deck area, operating capabilities include a 140 t crane, two in built Triton XLX work class ROVs and an 18 man saturation diving system. General descriptionName Skandi SingaporeType DP II Dive Support VesselOwner DOF SubseaClass DNV 1A1, E0, DYNPOS-AUTR (IMO II), DK(+), HELDK, ICE-C, CLEAN DESIGN, NAUT-AW, COMF V3, DSV-SAT, DSV-SURFACEFlag NISD elivery Q1 2011 The Skandi Singapore is a purpose built dive support vessel designed for safe and efficient offshore operations.

2 The vessel is equipped to meet the challenges presented by the subsea infrastructure of today and the deep water systems of the Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactHome Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactIntroIf you would like further information about DOFsubsea visit or call one of our regional officesAustralia +61 8 9278 8700 | UK +44 1224 285 999 | USA +1713 896 2500 | Canada +1709 576 2033 | Singapore +65 6561 2780 | Brazil +55 22 2105 3700 Norway +47 5525 2000If you would like further information about DOF Subsea visit or call one of our regional officesAustralia +61 8 9278 8700 UK +44 1224 285 999 USA +1713 896 2500 Canada +1709 576 2033 Singapore +65 6561 2780 Brazil +55 22 2105 3700 Norway +47 5525 2000 Skandi Singapore Dive Support VesselMain DimensionsOverall length mLength between pp mBreadth 21 mDepth mDraft mDisplacement Gross 9,500 t approxDeadweight 4,000 tCranesManufacturer National Oilwell Varco (NOV)Type Knuckleboom craneMain hoist 140 t @ 10 mAuxiliary hoist 10 t @ 42 mMain and auxiliary hoist wire lengths 2,500 mDeck1 x McGregor Auxiliary 5 t @ 10 m1 x McGregor Provision 3 t @ 15 mDeck SpaceCargo Deck Area 900 m2 @ 10 t / m2 Mezzanine Area 140 m2 @ 5 t / m2 Moonpool m x m with aerationSpeedMaximum 16 knotsEconomic Transit 12 knotsHelideck21 m D-Rating (Sikorsky S92)ERN systemKongsberg K-POS DP-21 (DPII)

3 Reference Systems2 x Taut Wires2 x HiPAP 5002 x DGPS2 x Seapath 2001 x RadiusPower & PropulsionTotal Generated Power 12 MWMain Engines4 x MAN 9L27/38 3,150 kW eachMain Generators4 x 3,000 kW eachEmergency Generators 2 x 370 kW eachThrustersAzimuth ThrustersMain 2 x 3,000 kW eachBow 1,500 kW eachTunnel Thrusters 2 x Bow 1,500 kW eachCapacitiesMarine diesel oil 1,170 m3 Lub oil m3 Fresh water 1,100 m3 Ballast water 3,820 m3 EnduranceFuel consumption In port 3 m3 / 24 hrs Transit 25 m3 / 24 hrs DP 20 m3 / 24 hrs FW making capacity 30 t / 24 hrs Accommodation100 persons in 64 single/double cabinsSaturation Diving SystemReclaim SystemDepth rating 350 MSWNo. in Sat 18No. of bells 1 Bell volume m3 Gas Storage 18,400 m3in 40 Kelly Tubes stored at 200 barsSystem Volume 158 mAir Diving SystemDepth Rating 50 MSWC hamber Volume 12 m32 x Portable LARSROV2 x TRITON XLX Work ClassPower 150 hpDepth 3,000 MSWL aunch System 2 x Sepro Gantry SystemsSpecifications subject to change without prior noticeHome Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactTechnical summarySkandi Singapore Dive Support VesselGeneral arrangement The vessel combines excellent sea keeping performance, accurate positioning systems and sophisticated subsea equipment to provide comprehensive offshore operations capability.

4 Home Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactGeneral ArrangementSkandi Singapore Dive Support VesselDynamic Positioning SystemThe vessel is fitted with a fully redundant Kongsberg K-Pos DP 21 dynamic positioning system. There are two HiPAP 500 hydroacoustic transducers, two satellite positioning systems (DGPS), a Radius system and two vertical taut wire reference Capability plot@ 100% Capability all thrusters on lineVariable wind velocity rotating 360 m/s wind generated current rotating 360 degVariable wave height rotating 360 degWind [m/s]1501206010 20 30 40 knots [knots]30330300240210902701800 Home Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactDynamic Positioning systemSkandi Singapore Dive Support VesselCranage capacitiesThe pedestal mounted active heave compensated knuckle boom crane is located on the starboard side of the main deck.

5 It has 140 t capacity at a radius of 10 the port side at D-Deck there is a subsea knuckle boom crane of capacity 5 t at 10 m. The small provisions crane has a capacity of 3 t at 15 Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactCranageSkandi Singapore Work Class ROVThe TRITON XLX is a state of the art heavy duty work class ROV system, able to cope with the most demanding offshore applications. A wide range of modern tooling and sensors can be accommodated and it has been designed to allow prolonged and accurate ROV has a power unit rated at 150 HP with 4 horizontal and 4 vertical thrusters. The Thruster Control Manifold is equipped with 4 spare proportional valves and 2 spare Solenoid valves, and the tooling manifold is fitted with 5 spare proportional valves and 1 spare Solenoid valve. The ROV is fitted with Schilling T4 seven function and Schilling Rigmaster five function manipulators, 16 station proportional main manifold and 12 station proportional tooling manifold as standard.

6 The survey junction box allows for the easy integration of all modern sensors, and additional cameras. General description Depth Rating 3,000 MSW Power 150 HP Payload Capacity 250 kg Through Frame Lift 3,000 kg Control Modes Heading, Depth, Altitude & Auto Position TMS Top Hat DesignTriton XLXHome Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactHome Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactROVT echnical summaryTriton XLX Work Class ROVS pecifications subject to change without prior noticeMain dimensionsLength mWidth mHeight m ( m w/skid)Depth Rating 3,000 mWeight in Air t Capacity 250 kgUnder-slung 3,000 kgAft load Capacity 600 kgPropulsion/SpeedPower Pack (Shaft/HP) 150 Thruster Horizontal 4 x 380 mm Thruster Vertical 4 x 300 mmForward Speed 3+ knotsLateral Speed 2 knotsHeading Control +/- Pitch and roll control +/- Depth control +/- mAltitude control +/- mBollard Pull (Nominal)Forward 1,100 kgfLateral 1,100 kgfVertical 900 kgfIHPUC ompensator volume (dirty pack)

7 LIntegrated Clutch Control 68 L/min @ 3,200 PSIM anipulatorsSchilling Titan 4 seven-functionSchilling Rigmaster five-functionTMSTop-hat design, Type IV TMSD epth rating 4,000 mHeight mDiameter mWeight in air 1,950 kgTether capacity 440 mElectrical Horsepower 10 HPStandard SensorsDepthType ParoscientificModel Digiquartz 8B 4000 Operating Range 4,000 mAccuracy FSHeadingManufacturer IRITECHM odel IGC-IFGA ccuracy 2 Pitch and RollManufacturer WatsonModel AHRS-24 Accuracy AltimeterManufacturer RDIM odel Workhorse DVLF requency 1,200 KHzRange 30 mSonarManufacturer KongsbergModel MS1000 Doppler (Auto Position Sensor)Manufacturer RDIM odel Monitor Workhorse 1,200 kHzRange 30 mCameraManufacturer KongsbergModel OE 15-102 Near SIT OE 14-366 Colour Zoom OE 1358 & 14-108 (mini)LightManufacturer DeepSea Power & LightModel Sea Arc HID, Deep Multi SealiteLaunch and Recovery SystemManufacturer Sepro / Cetix LARSSWL t in water, 13 t in airOutreach mWinchCable capacity 3,500 mRecovery speed m/secUmbilical 3.

8 500 m mm armouredSWL 13 t Top Layer t Bottom LayerOtherSeparate Survey Pod Nexus Mux with dedi-cated single mode fibre for Multibeam and Eth-ernet capabilitiesHome Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactROVT echnical summarySkandi Singapore Dive Support VesselIf you would like further information about DOF Subsea visit or call one of our regional officesAustralia +61 8 9278 8700 | UK +44 1224 285 999 | USA +1713 896 2500 | Canada +1709 576 2033 | Singapore +65 6561 2780 | Brazil +55 22 2105 3700 | Norway +47 5525 2000 Home Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactHome Intro Technical summary General Arrangement Dynamic Positioning System Cranage ROV ContactContact