Island Intervention

An Offshore Construction and Well Intervention Vessel of the ULSTEIN SX121 design. The 25-metre wide and 120-metre long vessel can accommodate 100 persons. The vessel is fitted with a tower for module handling, moonpool, ROV hangar, offshore crane, helipad, and a diesel-electric propulsion system.

Vessel type

Subsea

Design

SX121

Built by

Ulstein Verft AS

Year

2011

Owned by

Island Offshore

Yard number

287

Designed by

Ulstein Design & Solutions AS

Ordered by

Marine Subsea

Principal dimensions

Length:
120.2 m
Beam:
25 m
Dead weight:
9100 tonnes
Draught (max):
8 m
Speed (max):
15 kn
Accommodation:
100 POB
Deck area:
1380 sqm

Note: Subject to selected variant configuration

Capacities

Fuel oil (MDO):
2212 cbm
Technical fresh water:
3150 cbm
Ballast water:
6845 cbm
Liquid mud/Brine (4 tanks, 2,8 t/m3):
509 cbm
Methanol (4 tanks):
199 cbm
Potable fresh water:
990 cbm

Classifications

  • DnV 1A1, SF, E0, NAUT-OSV(A), DYNPOS-AUTRO, LFL*, CLEAN DESIGN, OPP-F, CRANE, COMF-V(3), COMF-C(3), HELDK, DK(+), HL(2,8)

Featured solutions

Ship history

The vessel was completed on time from ULSTEIN in the fourth quarter of 2010. The vessel was originally contracted by the shipping company Marine Subsea, which could not to take delivery of her after completion. The name painted on the side of the vessel was 'Karianne', but a naming ceremony was never held. On 20 May 2011, Ulstein Verft sold the vessel to Island Offshore, and the name became 'Island Intervention'. 

2016: Still active - IMO 9460095

Please contact us for more information

Ulstein Verft AS

P. O. Box 158
NO-6067 Ulsteinvik
Norway

Tel: +47 7000 8000

gr@ulstein.com