Page 108: of Offshore Engineer Magazine (May/Jun 2013)

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Vessels

MAN diesel engines and thrusters were shipped to the Daewoo shipyard in China for installation in the

Pieter Schelte’s hulls.

gether. The combined hull, complete are currently scheduled to reach COP Heavy-lift work of this type would with its current 52m slot, was then in late 2014, with the Brent Charlie be the vessel‘s primary target market, brought into a single larger foating COP date scheduled beyond 2015. being able to do what smaller heavy dry dock. The work scope, should Allseas lift vessels currently do in a modular

The vessel’s 12 thrusters – at 75 win it, would be for the removal fashion, taking more time.

tonnes (83 short tons) a piece - have of the four topsides and one jacket The North West Hutton topsides been delivered to the yard and structure – the other three are con- decommissioning project, for exam- construction of the lifting beams, crete gravity-based structures which ple, involved 58 separate moderate including eight 200-tonne (220 short will be left in feld under a deroga- and heavy lifts, and about 100 days ton) clamps, which will straddle the tion order. of heavy-lift vessel time. The semi- slot, is underway. “Shell has studied our ship for submersible vessels being used are “So much has happened between two and a half years,” Heerema says. certainly cheaper per day, Heerema the summer and December,” Heer- “They had us do very serious and saysw, as they have already paid off ema says, “providing fascinating thorough studies, so Shell has got to their capital costs.

pictures.” know our vessel and its capabilities Because the market for very large

Work fnding a frst customer for in and out. They have had their best heavy lifts is limited, the vessel will the vessel has also been progressing. people evaluate what the ship could also be looking for new platform “The timing of the construction of do. installation work, to make sure it is the Pieter Schelte, with its delivery “It would be a great entry for us suffciently utilized. There is not suf- late 2014, fts in beautifully with and for the business. Having an fcient heavy lift work to be occupied the timing of, for example, the Brent award for platform removal changes a signifcant part of the year, which decommissioning program,” Heer- our whole position. Over the many is the reason for adding the pipelay ema says. “The frst project might years we went through the phases capability.

be the removal of the Shell Brent that this vessel was just a story, a “There are also new elements in platforms.” nice intention. Then came the phase the market, such as the installation

The Brent Delta platform reached of designing it in detail, building it, of 10,000-15,000 tonne (11,000- “cease of production” (COP) in De- and now it is for real. We are very 16,500 short ton) transformer sta- cember 2011. Brent Alpha and Bravo hopeful of the Brent project.” tions for wind energy,” Heerema

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