Page 72: of Offshore Engineer Magazine (Mar/Apr 2014)

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Vessels

Offshore construction gets heavy treatment

Subsea 7’s new heavy s operators build larger and Norwegian energy analysts Rystad more complex subsea equip- predict the subsea processing market will construction vessel, under

A ment in deeper, and more grow from US$500 million a year today, construction in South Korea, is

Powerful jumper and umbilical monitoring remote waters, contractors and vessel to $8 billion by 2020.

set to make a splash when it joins operators are striving to stay ahead, Developments are also moving into including Subsea 7. deeper and deeper waters, with subsea

As subsea field umbilical arrays grow ever more complex then the company’s ? eet in 2016. The

The company has launched a new heavy infrastructure growing in size to meet the the integrity of the components becomes increasingly critical. company gave

Elaine Maslin construction vessel, the Seven Arctic.

demands placed on it by the higher pres-

C-Kore is designed to provide assurance to field installation

The 160m-long, 32m-wide, vessel is sures. “We see subsea lifts getting heavier engineers that their umbilical systems will meet the client a look at the new vessel. due to be delivered in early 2016, from and deeper,” Smith says. requirements by checking electrical integrity immediately

Hyundai Heavy Industries’ (HHI) yard in “Spool pieces are getting longer and prior to connector make-up.

South Korea. more dif? cult to handle. Umbilicals and

For further information visit our website or call our sales

Its main equipment includes a new- cables are getting longer and heavier, and team on 01653 602020 design, 900-tonne, Huisman rope-luf? ng, project load-outs are getting heavier, with knuckle-boom crane, and a 7000-tonne more equipment.

MAATS underdeck basket, for storage of “Heavier lifts are required for mani- ? exible pipe or umbilicals. folds, and subsea processing plant,

Vice President, Technology and Asset caissons, and suction piles. We wanted

Development Stuart Smith says the ves- a versatile vessel to carry out all these sel’s scope is partly driven by an increas- tasks.” ing focus on subsea processing, particu- Key features of the new vessel are a larly in areas like Norway, where Statoil new active heave compensation sub- is deploying the industry-leading Åsgard sea construction crane, developed by subsea compression project. Huisman, with Subsea 7, and the vessel’s

Contained within projects like Åsgard capacity—it could load out with 5000- are multiple modules, weighing up to tonne in its under-deck carousel and 300-tonne a piece, and requiring instal- 4500-tonne up to 5m high on deck. lation, replacement, and, eventually,

Knuckle boom crane removal. Industry predictions suggest the

Tel: +44 (0) 1653 602020 | Email: [email protected] | Web: www.zetechtics.com

Zetechtics Ltd weight of modules will reach up to 450- “We spent a lot of time on the crane, tonne, says Smith. looking at the weights that are going to oedigital.com March 2014 | OE oedigital.com 74 000_OE0314_Vessels_Heavylift.indd 74 2/21/14 9:34 AM