GREAT SHIPS OF 2014Pieter Schelte Allseas’ New Decommissioning Vessel & PLSV n a word, Pieter Schelte is BIG. Schelte, is a huge ship, composed of two out,” said Edward Heerema, Allseas’ short radius, compared to its large size.Founded in 1985, Swiss-based All- super-tanker hulls connected by a wide Owner and President. Pieter Schelte, which is arguably the seas Group S.A. is specialized in central work platform or slot, much like a The speci? cations of the Pieter Schelte, world’s biggest ship, left the Daewoo Ioffshore pipeline installation and catamaran. It will be able to remove top- are impressive, at 382m (1,253 ft.) long, shipyard in South Korea on Wednesday, subsea construction. The company em- sides with one lift and move them to new 124m (407 ft.) wide, with a slot width of November 19, and is due to arrive at the ploys more than 2,500 people worldwide destinations, meaning a large decommis- 59m (193.5 ft.) and a total width of 124m Port of Rotterdam in the Netherlands for and operates a ? eet of specialized, in- sioning job could be done in a fraction of (407 ft.), making it almost as long as the completion in December. A partnership house designed and developed pipelay the time it takes to do the job using tradi- Empire State Building is tall and wider between Allseas and the Port of Rotter-and support vessels. The company is tional methods, a feat unheard of in large than the length of a football ? eld. The dam, will allow the Pieter Schelte to be known for its daring and imagination in decommissioning projects. “Ever since ship cost around $3.1 billion to build and taken to the Maasvlakte 2, an extension ship design and technological innova- we started designing Pieter Schelte long is powered by 11.2 MW engines con- of the port, where a special pit has been tion. Fittingly, its unof? cial moto is “No ago, we always knew there was a league nected to 12 Rolls Royce 5.5 MW thrust- drained to house the vessel for ? tting out guts, no glory”. of about 13 very large platforms in the ers. The large amount of thrusters is vital and completion. In the port of Rotter-The newest Allseas vessel, Pieter Northern North Sea we could never take in allowing the massive ship to turn in a dam, the 65m (213 ft.) long beams of the Pieter Schelte at Daewoo shipyard, below and bottom right. Bottom left, artists rendition with rig topside and legs embarked. Bottom center, Pieter Schelte on sea trials.Pieter Schelte Main ParticularsShipyard ........................................DSME Length, o.a. .................1,253 ft. (382m)Width ..............................407 ft. (124m)Lift capacity ............................................48,000 tons for topsides using eight sets of horizontal lifting beams, at 6000-tons each, across the slot for removal or installation of topsides. 25,000-tons for jackets, using two tilting lift beams on the stern for lifting and laydown.Pipelay system ........................................A 2000-ton capacity S-Lay pipelay sys-tem, able to handle 12m pipe sections under tension using four 500-ton ten-sioners, with a 170m-long stinger.Power: 12 thrusters, powered by eight main diesel generators, providing a total installed 95MW power.Speed ..............................14 knots, maxAccommodation ...............................571 Photos: Allseas42 Maritime Reporter & Engineering News • DECEMBER 2014MR #12 (42-49).indd 42 MR #12 (42-49).indd 42 11/26/2014 10:07:05 AM11/26/2014 10:07:05 AM