Vessel was intended for foundation installation offshore activities, DNV classed. Main dimensions: Loa 172 m, Lpp 152 m, Bmld 37.8 m, Dmd 14.7 m,draught 8.2 m. Complement 110. Superstructure with helideck forward. On the main deck aft, huge 110 m deck crane (approx. 1600 t/30 m, with the boom rest on top of the superstructure) has been installed.  In the middle hull part two LNG 1000 cbm tanks were provided. Forward, two engine rooms with six engine sets were arranged. Propulsion with two aft azimuth propulsors.In the fore part of the hull two retractable azimuth thrusters and two bow side thrusters were arranged. Wheelhouse arranged for navigation and for control of vessel offshore operation activities aft. Aft and fore mooring/anch. winches bellow main deck. ROV with crane in the aft superstructure part.

Our part of work consisted of the following scope of delivery:

1. Hull and superstructure basic design (BCPs),
2. Rule scantling check, including helideck,
3. Deck crane foundation and boom rest FEA ,
4. Structure mass and CoG calculation with steel material specification (MTO), and
5. Hull technology assembly concept.