OOS International orders pair of semi-sub crane vessels in China

By Vessels

Holding OOS International Group B.V. confirms it has signed a fixed contract for the engineering and construction of two new build Semi-Submersible Crane Vessels (SSCV) with China Merchant Industry Holdings (a fully owned subsidiary of the China Merchant Group).

Léon Overdulve, Founder and owner of Holding OOS International Group B.V., announces: “ OOS took a quantum leap within the Oil & Gas / Wind Industry.

OOS Serooskerke & OOS Walcheren are ordered. This is a result of our innovative and unstoppable Dutch spirit”.

OOS will equip its two new SSCV’s named OOS Serooskerke & OOS Walcheren with two heavy lift cranes, with a total dual lifting capacity of 4400T per vessel.

The heavy lifting and service cranes will be provided by Huisman Equipment BV, which can be utilized for the (de) commissioning of subsea structures, foundations, moorings, floating and heavy lift platforms for offshore wind structures in deep water.

OOS Prometheus & OOS Gretha in Brazil

OOS Prometheus & OOS Gretha in Brazil - Image courtesy: OOS International

A total of 600T can be heave compensated installed or removed at 3000 meters water depth.

The two SSCV’s offers a new turnkey solution for the Oil & Gas/Wind market having both Hotel and Heavy Lift capability simultaneously. In between projects they will have a transit speed up to 12 Knots.

These unique technical and commercial benefits have been efficiently proven with the first SSCV unit named OOS Gretha, presently working for Petrobras, in Brazil.

The SSCV’s will be equipped with a state-of-the-art enhanced dynamic positioning class 3 system from Kongsberg.

Kongsberg will also provide system switchboards, frequency converters, automation, navigation & DP systems, radio and satellite communications, networking and on board entertainment, safety technology and monitoring components such as the advanced helideck system.

The SSCV’s will also be equipped with STX-MAN diesel engines and Thrustmaster thrusters fitted with a condition monitoring system.

It will include the highest class notation for protection of the environment. (Green Passport)

“The achievement of this contract with CMIH Shipyard will provide the end-client with a bespoke solution for the Oil & Gas/Wind market, resulting in significant cost reductions.

Today’s Oil & Gas economics does not hold us back.These hotel services will be utilized during the preparation work prior to the execution of actual heavy lifting projects.

In addition, the units will provide hotel services for 750 people in mainly single and twin cabins built to the highest standards following ABS habitability requirements.

The fact that we decided to continue with our plans by introducing niche products to the Oil & Gas/Wind Industry in the current market situation, shows our strong long-term commitment, as well our trust in this great novel concept” said Leon Overdulve, founder and owner of Holding OOS International Group BV.

The engineering and construction phase is estimated to be completed in Q2 2019 for the first SSCV (OOS Serooskerke) and Q3 for the second SSCV (OOS Walcheren)

Source: OOS International