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ULSTEIN
SEVEN VIKING

SEVEN VIKING

Product catalog summary

Overview: The document provides detailed specifications and features of the M/V “Seven Viking,” an Inspection Maintenance & Repair (IMR) Vessel designed by Ulstein Design and Solutions AS. Built for Eidesvik Seven AS and chartered by Subsea7, the vessel was delivered in 2013 and is designed to operate in harsh environments.

Main Dimensions: The vessel measures 106.5 meters in length overall, with a breadth of 24.5 meters and a depth to the main deck of 11.5 meters. It has a maximum draught of 8.0 meters and a design draught of 6.5 meters.

Tank Capacities: The vessel has significant storage capacities, including 2072 m3 for fuel oil, 1493 m3 for potable fresh water, and 3340 m3 for ballast/drill water, among others.

Vessel Capacities: The deadweight at maximum draught is 4982 tons, with a deck area of approximately 830 m2 and a maximum speed of 17.2 knots.

Classification and Flag: The vessel is classified under DnV with various certifications including CLEAN DESIGN and DYNPOS-AUTR, and it flies the Norwegian flag.

Accommodation: The vessel can accommodate 90 persons, featuring state cabins, one-bed and two-bed cabins, a hospital, and various recreational and operational facilities.

IMR Dedicated Areas: Includes operation control room, ROV workshops, project stores, and welding workshop.

Lifesaving and Rescue Equipment: Equipped with lifeboats, marine evacuation chutes, and a fast rescue craft.

Design Features: The vessel features the ULSTEIN X-BOW® hull design for improved performance and fuel efficiency. It is equipped with a diesel-electric propulsion system and azimuth propellers.

Environmental Considerations: The vessel is designed for environmentally sound operations, meeting IMO Tier III requirements and featuring a ballast water treatment system.

Offshore Crane: The main crane is a knuckle jib type with a capacity of 135 tons at various outreach distances, suitable for operations in sea states up to Hs = 5 m.

Auxiliary Equipment: Includes telescopic folding cranes, a moon pool, and side gates for ROV deployment.

Navigation and Communication: Equipped with advanced radar systems, ECDIS, and a comprehensive internal communication system.

Machinery and Propulsion: Features a diesel-electric power plant with multiple generators and thrusters for dynamic positioning.

Fire and Safety Systems: Includes a water mist fire fighting system and extensive CCTV monitoring.

Operational Equipment: The vessel is equipped with a module handling system, ROV handling systems, and a scale treatment system for specialized operations.

Catalog excerpts

INSPECTION MAINTENANCE Your Partner in Shipping > Built for Eidesvik Seven AS

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INSPECTION MAINTENANCE & REPAIR (IMR) VESSEL DESIGN TYPE SX148 M/V “SEVEN VIKING” M/V “SEVEN VIKING” is an Inspection Maintenance & Repair (IMR) Vessel, designed by Ulstein Design and Solutions AS. The vessel is designed to meet the high demands of IMR, Survey, and Light Construction in some of the harshest environments. The versatility of the vessel allows for Scale Treatment and Light Diving Support services. The hull form, with the ULSTEIN X-BOW®, combined with a redundant diesel electric propulsion system, ensures the best performances with regard to station keeping, speed and fuel economy....

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TECHNICAL DATA OFFSHORE CRANE NITROGEN GENERATOR M ain offshore crane, knuckle jib type, 2000 m wire on 1 wirefall, operator cabin Main winch: • arbour lift: H each 9.1 bar, 450 Nm3/h FAD SIDE THRUSTERS • ne tunnel thruster fwd., super silent O type, 1,700 kW, controllable pitch • ne retractable azimuth thruster O forward, 1,400 kW, controllable pitch • ne combi retractable azimuth/tunnel O 90 t resulting hook load at 2000 m Auxiliary (whip line) winch: SWL in air 13.5 t at max working radius 30m. 1000 m wire on 1 wirefall. Lift types: Harbour lift, deck lift, ship-to-ship lift, personnel lift...

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INSPECTION MAINTENANCE & REPAIR (IMR) VESSEL DESIGN TYPE SX148 M/V “SEVEN VIKING” MISSION EQUIPMENT MODULE HANDLING SYSTEM MHS fully integrated in hangar with cursor system for controlled launch and recovery of modules to 2,000 msw in conditions up to 5m Hs. Capacity to handle modules up to 70 Te and 10 m height. Skidding system with storage capacity up to 8 skidding pallets, including 4 indoor storing positions. Winches: 1 x 70 Te, 1 x 20 Te, 3 x 5 Te, and 1 x 10 Te Cursor winch Integrated AHC winch with dedicated HPU for 12 lines hydraulic downline. ROV HANDLING SYSTEMS All ROV systems in enclosed...

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SEVEN VIKING

SEVEN VIKING

Catalog excerpts

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