Singapore’s STX OSV Holdings (STX OSV ) has received a NOK650m ($113m) contract from DOF to build one offshore subsea construction vessel (OSCV).

The vessel will be based using STX OSV’s OSCV 11 design by in Ålesund, Norway which has an overall length of 121m and a beam of 22m.

STX OSV Tulcea in Romania will deliver hull of the vessel, which will be designed with the company’s new moon pool concept and will be equipped with one 250t offshore crane and pair of ROV systems.

Scheduled to be delivered in the second quarter of 2013 from STX OSV Søviknes in Norway, the ship will be capable of accommodating 100 persons.

STX OSV Design has completed a research programme in collaboration with Marintek and DOF Management for safe design and operation of moon pool, which was supported by Norwegian Research Council.

The results of the three years’ research and development (R&D) programme have been combined into the new moon pool design for the vessel.

According to the company, the new OSCV can operate in a wider range of weather conditions in a safer manner for its crew and equipment, compared to ships with conventional moon pool design.

DOF owns and operates a modern fleet of offshore / subsea vessels, its fleet consists of vessels specialis ed for different operational purposes, which include platform supply vessels (PSV), anchor handling tug supply vessels (AHTS) and construction support /subsea ROV vessels (CSV).

Earlier this week, the company has also won a NOK500m ($87m) contract from Island Offshore to build one advanced subsea support vessel on Rolls Royce’s UT 737 CD design with an overall length of 96m and a beam of 21m.

Scheduled to be delivered in the first quarter of 2014 from STX OSV Brevik in Norway, the ship will be designed with a moon pool, capable of accommodating 60 persons and according to Nofo standards for oil spill response.

Image: STX OSV built vessel will be of OSCV 11 design with an overall length of 121m and a beam of 22m. Photo: STX OSV