Toisa orders construction class DSV at MerwedeVessel & ROV News // April 12, 2006
Sealion Shipping Ltd in the UK has announced that, on behalf of Toisa Ltd, an order has been placed with Merwede Shipyard in the Netherlands for the construction of a new, DP 3, Construction Class, Saturation Diving Support Vessel.
The vessel is to be an enhanced sister vessel to Toisa Proteus and will enter service in March 2008. Designed to support worldwide offshore construction and diving operations, her outline specification will be: LOA 131.7m, beam 22.0m; depth 9.5m.
The design will be known as the Toisa P-Class, will be classed by DNV, and have accommodation for 199, a deck area of approximately 1,500m2, and be fitted with a Huisman mast type, active heave compensated, 300 tonne crane with 2,000m subsea capability, plus a single 10 tonne crane.
The dive system will take the form of an inbuilt 12 man saturation dive system, rated to 300m, three chambers, three man single bell, and 12 man hyperbaric lifeboat.
The helideck will be rated for a Super Puma (D-value 19.5m) and propulsion will be diesel electric, giving a speed of 13.5 knots.