equipment & cabling update 37
Steel ropes for slewing crane
T
he mtc 78000, made by, is one of the biggest timetable and make the installation procedures as
offshore slewing cranes ever built and assembled. efficient as possible. in view of the crane’s complexity, this
after two and a half years, teufelberger Seil gmbH now installation project posed a major challenge. Similar to a
looks back on another successfully completed high-profile piece of furniture, all prefabricated components for the
project. mtc 78000 had to be assembled within tight deadlines
Featuring a total weight of 1600 tons and a tower into one complete whole. this required highly accurate
height of almost 70m above deck, liebherr’s mtc 78000 is planning and organization and careful preparations from
one of the biggest offshore slewing cranes ever built and both liebherr and teufelberger Seil gmbH. the smooth
assembled. interaction and good co-operation between all parties
For it, teufelberger Seil gmbH supplied nine ropes of a involved was a prerequisite for the success of the entire
total weight of 90 tons and a length of altogether more project.
than 7500 metres. However, teufelberger Seil gmbH was the teufelberger Seil gmbH steel wire rope division is
not only contracted to deliver the ropes, but due to its specialised in developing and producing high performance
vast experience in rope installations – the austria-based special steel ropes. two production facilities and 185
company employs a permanent team of ten rope motivated associates generate 4 mio. meters of steel ropes
installation technicians – also to execute their installation. each year, dedicated to Oems, dealers and end-users for all
For the installation of the ropes, teufelberger Seil ropeway, crane and forestry applications. l
gmbH prepared a detailed concept in co-operation with
liebherr in order to ensure compliance with the agreed For more information, vist www.teufelberger.com
Two ROVs delivered for seabed pipeline surveying
R
OV manufacturer Sub-atlantic being upgraded with a complete the group also offers a range of
ltd has completed delivery of survey package including multibeam ancilliary remote intervention
two mohican ROVs to Swedish-based and side scan sonar. products and tooling systems as well
marin mätteknik ab (mmt ab) in a Olof nilsson, sales and marketing as operational services such as
deal worth £750,000. director at mmt ab, said: “We choose training programmes, offshore
an international survey company the mohican because its combination personnelrecruitment, equipment
offering a wide range of technical of high thruster power, rentals, management and servicing.
solutions for seafloor and subbottom manoeuvrability and suitable size meanwhile, Sub-atlantic limited
survey, mmt ab has grown which allows swift and reliable under has been awarded iSO en 9001:2008
significantly in recent years and is water inspections. the excellent certification, a global rating of quality
expanding into new market interface between the mohican developed by the international
segments, with a significant increase inspection ROV and the comanche Organisation for Standardisation.
in ROV, environmental and work-class ROV makes it possible to the iSO (international Standards
geotechnical capacities with a fleet of have both system mobilised on the Organisation), a network of national
five fully equipped survey vessels and same ROV vessel and will enhance our standards institutes from 148
capacity for geophysical and ROV capacity and options.” countries, has 156 members. in
surveys to depths of 2000 metres. the mohican ROV is equipped with addition to the iSO 9001 family, it has
the mohicans will be deployed unique dynamic Vectoring published more than 15,900
aboard the mV icebeam, a 40 metre capabilities allied to the subcan standards. iSO en 9001:2008 is the
survey/ROV vessel and will carry out a control system, providing the ultimate latest measure of the iSO 9000 family
variety of tasks including seabed and in stable observation, survey and light of quality management. certification
pipeline survey using a suite of intervention platforms. is independently assessed and the
specialist equipment. Sub-atlantic is part of triton standard represents a commitment to
the contract follows on from an group, an international group of quality.
earlier partnership which saw businesses offering a range of control the iSO en 9001:2008 is the most
aberdeen-headquartered Sub-atlantic system based products and systems commonly used international
ltd supply mmt ab with a comanche with complementary services. standard for the framework of an
ROV to search for unexploded World products include the widest range of effective quality management
War ii munitions in the baltic. market leading electric and hydraulic system. l
the vehicle has been run for ROVs for inspection, survey and light
several thousands of kilometres intervention applications through to For more information, visit
during the last year and is currently deepwater heavy construction. www.sub-atlantic.com
www.engineerlive.com
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