Norway’s MariNe iNdustries
SeaMetric passes heavy milestones
Plans for SeaMetric International to build a pair of unique Twin Marine
Lifter (TML) heavylift vessels continue apace.
S
eaMetric International’s plans to build The vessel concept is designed to be submersible heavy transport vessel (HTV) as
a pair of innovative heavylift ships independent of water depth, and is capable part of the spread. These vessels will be similar
(see The Naval Architect, June 2006) of installing and removing both topsides and to the vessels now being built in China for the
envisage vessels primarily designed for work jacket structures. The DP 3 semisubmersible TML system, but are expected to have a larger
on decommissioning offshore structures. vessels will be capable of submerging by 20m, accommodation facility. Blue Marine will also
Norwegian consultancy Multi Maritime so that they can also work in the ‘float on - float take an active role in financing the TML.
was awarded the contract to design these very off’ market when not fitted with the lifting SeaMetric International has also recently
specialised vessels, which will be fitted with a arms, and are also expected to play a role in announced that it has secured delivery of
patented heavylift system to install and remove the salvage market when and as required. diesel engines and thrusters for Twin Marine
offshore platforms and rigs. Lifter number two and two heavy transport
The heavy lifters are intended to carry Broader horizons vessels.
out operations offshore, working in tandem, In recent months a number of important The company said it anticipated that it will
removing offshore structures and lifting them developments have taken place at SeaMetric. have the first TML marine heavylift system
onto barges for transportation ashore in order At the end of 2007, the Stavanger-based – which consists of two DP class 3 heavy
to work in the fast-growing decommissioning contractor signed a Memorandum of Intent transport vessels and a 20,000tonne lift arm
market. The ships will be capable of removing (MoI) with Mexico City-based marine and system - available on the market in the third
jackets and topsides and, with a length offshore service company, Blue Marine quarter of 2009.
overall of 140m, and with a breadth of 40m, Technology Group. SeaMetric and Blue Under the same construction contract with
the MM130 designs will be equipped with Marine intend to establish a new, jointly owned ESSCA (Hong Kong) Ltd (in consortium with
four lifting ‘arms’ that can be adjusted to the marine operations contracting company, based CNPC - China National Petroleum Corp), a
dimensions of the object to be lifted. in Mexico, which will operate 20,000tonne second order is planned in the first half of 2008
The lifting arms will be 75m long, to be TML transportation vessels and associated for another identical TML system and two
extendible by 15m. Each will have a lifting equipment, for installation and removal of 180m long DP class 3 HTVs.
capacity of 2500tonnes, giving the two Twin large offshore structures as well as offering Among the most critical items that could
Marine lifters a maximum lifting capacity other offshore construction services in Latin affect timely delivery of the second order are
of 20,000tonnes and 18,000tonnes in wave America. the diesel engines and thrusters, and SeaMetric
heights of 2.5m. The lifting force is created by In addition to the two DP class 3 heavy has now successfully secured production slots
de-ballasting the buoyancy tanks and at the transport vessels that form the basis of the for these items which will facilitate delivery of
same time ballasting the ballast tank on the TML System, SeaMetric and Blue Marine TML number 2 in the second quarter of 2010
opposite side. are also planning to build at least one 180m and delivery of two 35,000dwt HTVs in the
seaMetric has secured delivery of key items of equipment for the innovative twin Marine Lifters.
52 The Naval Architect January 2008
NA Jan - p52+
55.indd 52 04/01/2008 15:50:34
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