TenneT turns to Engie Fabricom and Iemants for Hollandse Kust Noord transformer

The joint venture is also the preferred contractor for TenneT’s next offshore projects, the Hollandse Kust West Alpha and Hollandse Kust West Beta platform.

The scope of work for the joint venture for Hollandse Kust Noord consists of the engineering, procurement, construction, offshore installation, connection and testing of the offshore transformer station.

The transformer station consists of a 45-m jacket weighing 1,930 tonnes and 870-tonne piles to be installed a water depth of 24 m and a four-deck topside structure weighing approximately 4,100 tonnes. The topside structure is 47 m long, 35 m wide and 25 m high, excluding the antenna tower and top deck crane.

Iemants is responsible for the engineering, procurement and construction of the steel structures for the topside and jacket. All work will be undertaken inhouse, at Smulders’ production facilities in Arendonk, Balen and Hoboken in Belgium. The topside will be transferred to the Engie Fabricom yard for final assembly. The jacket will be assembled at Vlissingen in the Netherlands.

Engie Fabricom is responsible for engineering, procurement, integration, construction and testing of all of the electrical equipment and auxiliary systems for the jacket and topside. Engineering, procurement, construction, integration and onshore testing of the topside systems will take place at Engie Fabricom’s yard in Hoboken, For the jacket, these activities will take place in Vlissingen.

Engineering work has started and construction work for the topside and jacket will start in October 2020. Load-out of the jacket is planned for Q3 2021. The topside is scheduled to leave the yard in Hoboken in Q2 2022.

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