Sealion Shipping Ltd, on behalf of Toisa Limited, has ordered two DP2 Multi-Purpose Offshore Construction & ROV Support Vessels (RSV’s) in China. The vessels will be built by Qingdao Wuchuan Heavy Industry Co. Ltd (QWHI), with delivery expected in mid-2017.
Each vessel will have two offshore, active-heave compensated, knuckle boom cranes fitted: a 150 tonne crane with a depth capability of 3,000 metres single fall, and an auxiliary crane with a capacity of 25 tonne and a single fall depth capability of 2000 metres.
There will be a working deck area of 1,100m2 and a large working moon-pool of 7.20 x 7.20 metres. With a minimum deck strength of 10t/m2 and specific areas strengthened to take 25t/m2, carriage and deployment of heavy equipment and special project related machinery is facilitated. Sealion says that operational safety is enhanced with provision of an enclosed ROV Hangar designed to accommodate two large work class ROVs for over-side launch.
The company also explaines that all the necessary interfaces to service ROVs, as well as dedicated offices, control rooms, workshops and stores are included in the hangar design, producing an ergonomically arranged space for efficient operation of ROVs.
Each vessel will be a able to accommodate 100 persons in cabins and public spaces.
Main particulars of the vessel are: LOA 97.10m LBP 87.30m Beam (moulded) 22.00m Depth (moulded) 9.20m Draught (design) 7.20m Trial speed 15.00 knots Deadweight (approx.) 5,500 tonnes Accommodation 100 persons