Drydocks World reported the launch of the State-of-the-art Compact Semi-Submersible Vessel CSS Derwent from its dedicated new-build facility in Nanindah, Indonesia. The vessel was constructed for integrated sub-sea services provider, Hallin Marine.
The 85m vessel is built to provide exceptional sea keeping characteristics, increased deck space and provide good project load carrying capacity. It has two Moon Pools, which facilitate the launch and recovery of remotely-operated vehicles and the safe deployment of subsea equipment, a 160 T modular handling system and 150T active heave compensated crane, accommodation for 152 personnel and the 1300m 2 operational deck space comparable to a 120-metre mono-hull vessel. The diesel electric CSS, classed as MODU by American Bureau of Shipping, is equipped with four fixed-pitch Azimuth thruster units and has full DP-3 capability, which enables automatic(dynamic) as well as manual positioning and heading control in harsh environmental conditions, and has a multiple inherent fail-safe capability.