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Heavy Lift

Jumbo carries ship-to-shore container cranes

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Jumbo carries ship-to-shore container cranes. Image: Jumbo
Jumbo carries ship-to-shore container cranes. Image: Jumbo
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Jumbo has shipped two Ship-to-Shore container cranes, together weighing in excess of 1,500 tonnes, from Taicang, China to the Port of Immingham, on the UK’s east coast. The successful completion of the project marks the first time that two cranes of this size have been transported together on a single heavy lift vessel. Jumbo’s client for this contract was Chinese crane manufacturer Nanhua International, delivering the cranes to their final destination of the Associated British Ports-operated Port of Immingham.

In mobilising one of its J-class heavy lift vessels – the Fairpartner – to perform this container crane transport, Jumbo has broken new ground regarding the transport capabilities of its fleet. The two cranes weighed 788 and 810 tonnes apiece, both with heights just under 75 metres above deck.

Challenge accepted, problem solved

Moreover, the footprint of the cranes called for some intuitive engineering skills, as is shown by the loading process. “We used the vessel’s own deck-mounted cranes to lift the first container crane onto temporary rails placed in the middle of the deck,” explains Jumbo’s Senior Project Engineer Otto Savenije. “We then moved the container crane forward to its stowage position behind the ship’s accommodation.”

To make this possible, however, Jumbo had to widen the portside of the deck by using the vessel’s own tweendecks as deck extensions. “This created the additional 6.1 metres necessary to hold the rails. However, to offset that extra weight on the portside, we had to position a 100-tonne counterweight on the starboard side during lifting operations.”

Compared to this complex process of loading the first container crane, loading the second container crane to its mid-ship stowage position was a comparatively straightforward process.

The Fairpartner made the voyage from China to Immingham in 36 days, staying below air draught restrictions under the Mubarak Peace Bridge on the Suez Canal by lowering the jibs of the container cranes.

A tight fit

The most technical part of the transport came on arrival at the Port of Immingham. Access to Immingham is gained via a lock that accepts a maximum vessel beam of 26.8 metres. With a more standard cargo, this would be no problem for the Fairpartner. However, the overhanging deck extensions as well as the protruding jibs of the container cranes meant that this would not be a run-of-the-mill lock passage.

Jumbo’s solution was to raise the jibs of the container cranes and to pass the locks at high tide. “After changing our ballast configuration to stabilise the effect of raising the jibs, this meant that we could pass the locks safely, without risking collision with things like buildings, bollards or lampposts on the quayside,” says Otto Savenije. The sight of the actual lock passage was undoubtedly impressive, with just 60cm horizontal clearance to the lock wall and 3 metres vertical clearance from the deck extensions to the quayside.

Two in one, a cost-effective solution

In addition to Jumbo’s engineering skills required for this contract, Jumbo Manager Commerce Shipping Laurens Govers points to the close collaboration that made the project run smoothly. “Transporting two cranes of this size in one go; that is indeed a cost-effective solution. But in order to successfully pull off a job like this, you need cooperation from all parties. As well as the cooperative thinking that we had with our client, we would like to praise the Immingham Port Authority for their help and willingness to consider this transport. They facilitated the project.”

The passage of Jumbo’s Fairpartner through Immingham locks is perhaps best seen in this video.

 

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Heavy Lift

Jumbo-SAL-Alliance commences Basrah Refinery Upgrading Project shipments for JGC Corporation

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Jumbo-SAL-Alliance commences Basrah Refinery Upgrading Project shipments for JGC Corporation. Image: Jumbo SAL Alliance
Jumbo-SAL-Alliance commences Basrah Refinery Upgrading Project shipments for JGC Corporation. Image: Jumbo SAL Alliance
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The Jumbo-SAL-Alliance has commenced its scope of work in the Basrah Refinery Upgrading  Project for JGC Corporation. It is one of the largest projects ever undertaken by the Alliance. The Jumbo Javelin loaded the first of 19 transports at Dahej India.

Dedicated vessels

The project will see the Jumbo-SAL-Alliance undertake the transportation of a total of 450,000 freight of cargo for its client. Jumbo Kinetic, with two 1,500 t cranes, and SAL Heavy Lift’s MV Svenja, with two 1,000 t cranes will be dedicated to the project for the duration of the transportation scope.

During this time, the two vessels will undertake seven voyages each, providing the project with full flexibility and control of logistics. Sailing schedules are firmly fixed so that all parties within the logistical cycle know well in advance when which cargo will be collected and delivered.

The two vessels, with deadweight tonnage of 14,000 t and 12,500 t respectively, are strong enough to handle all modules and small enough to be able to access the restricted Morimatsu plant in Nantong, China, where much of the cargo will be loaded.

Stronger together

In addition to the two vessels committed to the project, the Jumbo-SAL-Alliance will provide vessels to conduct additional five voyages. With its combined fleet of thirty vessels, the Alliance can offer JGC a vessel with the required capabilities and service level each time, while also ensuring its ability to continue to serve other clients.

Mr. Kiharu Yamashita, Project Logistics Manager of Basrah Project, JGC explained: “Having the two dedicated vessels for the duration of this phase gives us visibility, ensuring that we can remain on schedule. Jumbo-SAL-Alliance who can accommodate the size and capability required for this project is indispensable for the successful delivery of the project to our client.”

Conducting consecutive runs, the Jumbo-SAL-Alliance will transport a range of items from locations in India, China, Thailand, and Korea. Amongst the cargo will be 80 modules. Here, the Alliance will draw upon its experience of using module lifting frames.

This will be applied by using JGC’s in-house designed frame, which is specially developed for lifting modules at the Morimatsu facility. The shipments will also include transportation of 31 pieces of equipment including a regenerator, vacuum columns, a fractionator, and seven 800 t bullet tanks, each one 82 m in length.

Total project focus

The Jumbo-SAL-Alliance began preparations for the project back in 2019, with the provision of engineering support. This included the design of four different loading spread mats,covering the various vessel types to be used, cargo footprint and location of the cargo on the vessel.

As the project is undertaken in consecutive runs with the same vessels, the load-spreading material can be recycled (re-used) each time, offering optimal cost-efficiency.

Laurens Govers, Commercial Manager at Jumbo-SAL-Alliance: “In every project that we undertake we consider not only the costs of transportation, but also the total project cost. With this project, our early involvement played a considerable role in this. We were able to work along with the client in tweaking the sailing schedule and suitable vessel rotations to match the vessels and maximise efficiency.”

Preparations for the project included the creation of a hybrid contract servicing the needs of both parties and tackling the potential challenges of operating in the Basrah region. As this is still considered a hostile environment, the two companies had a particularly keen focus on safety.

With the performance of the main logistical scope for the Basrah project, the Jumbo-SAL- Alliance is showcasing its ability to act as a full-service logistical provider for complex and larger project scopes. Supported by solid in-house engineering, project management, live QHSE procedures and protocols and, above all, experienced crew, the Alliance aims to ensure that cargo is handled, and sea fastened for safe delivery, on time and on budget. Building the future

JGC is carrying out an EPC scope in the refinery upgrading project on behalf of the South Refineries Company, an energy company under the Iraq Ministry of Oil. JGC’s scope includes  construction of a fluid catalytic cracking unit (34,500 bpd capacity), a vacuum distillation unit (55,000 bpd) and a diesel desulfurization unit (40,000 bpd).

The new facility will be located adjacent to the current Basrah refinery and will provide plant facilities that meet the international environmental standards.  Funds for the project have been provided by a loan from the Japan International Cooperation Agency (JICA). It is the largest Japanese assisted reconstruction project since the 2003 Iraq War. For JGC Group, it is the second project in the country since their completion of a power plant reconstruction in 2013.

The upgraded refinery will help to close a supply-demand gap for Petroleum products in Iraq, reducing the country’s dependence on imports. It will also contribute to reconstruction and economic growth, not least in the creation of several thousand jobs both for the construction and operation of the refinery.

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Heavy Lift

Jumbo Offshore completes handling of a riser caisson for Technip FMC

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Jumbo Offshore completes handling of a riser caisson for Technip FMC. Image: JUMBO
Jumbo Offshore completes handling of a riser caisson for Technip FMC. Image: JUMBO
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Jumbo Offshore has completed the transportation and wet storage of a riser caisson for Technip FMC. Jumbo carried out the job in October, deploying its heavy-lift vessel Fairplayer to handle the 120- metre long and 1.3-metre diameter caisson.

The Fairplayer picked up the caisson from the Scottish port of Nigg, an operation that demanded a finely-tuned rigging arrangement due to the high flexibility of the caisson. To this end, each of the Fairplayer’s 900-tonne cranes used double slings and a total of five connection points.

After transporting the caisson to the offshore location, Jumbo then executed the wet storage scope of the project. Wet storage is the temporary storage of offshore components on the sea bed, which in the case of this particularly delicate caisson, called for careful operations. The offshore scope was the most challenging, says Jumbo’s Project Manager Carol Granneman: “Due to the motions of the waves and the
buoyancy of the caisson, the most critical moment was when we lowered the caisson through the splash zone,” he says. “And then we had to lower it evenly through the water column to avoid excessive stresses in the caisson.”

The preparatory engineering of this project is also notable. Having worked together on numerous occasions in the past, Technip FMC and Jumbo Offshore have a good working relationship. For this riser caisson project, the two companies worked together on the project engineering. Technip FMC carried out the calculations for the rigging, and Jumbo worked on the vessel-specific calculations regarding the
Fairplayer’s movement at different phases of the operation.

Once positioned on the seabed, Jumbo used an ROV to disconnect the caisson, leaving two rigging points in position to allow Technip FMC to pick it up for installation at a later date.

“This job involved the careful handling of fragile offshore equipment. But with our experienced crews and engineering teams, combined with the dual cranes of the Fairplayer, Jumbo Offshore had the technical capabilities and offshore expertise that made this precision operation a success,” notes Granneman. “Technip FMC is a very valued client of ours and we look forward to working with their team in the future.”

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Heavy Lift

Sarens loads-out mooring heavy chains and reels in Mozambique

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Sarens loads-out mooring heavy chains and reels in Mozambique. Image: Sarens
Sarens loads-out mooring heavy chains and reels in Mozambique. Image: Sarens
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Sarens loads-out 11km long mooring heavy chains and around 50 cable reels for FLNG / Gas Project on Area 4 in Mozambique.

This past June 2021 until September 2021 Sarens was on-site in Maputo, Mozambique to perform and assist on load-out of mooring heavy chains and reels for the FLNG/O&G Project at Area 4 on Mozambique coast.

Floating plant for liquefying natural gas with a capacity of 3.4 million tonnes, Project is located off the coast of Mozambique and is scheduled to begin production in 2022. This will be the world’s deepest FLNG facility with wells drilled nearly 2000 meters deep. Six wells in total will flow into the liquefaction unit.

Sarens deployed its CC1100 after careful swing test during the planning phase. The CC1100 crawler crane was selected with the LH configuration, 7,25m tracks, 80T counterweight, and 42m main boom for a 24-hour operation. A special hook block with 250T capacity was mobilized from Belgium for this operation. The remaining equipment was already present at the Maputo Port for a recently completed project.

106,1T, 112,6T, and 133,6T mooring heavy chains had to be lifted out of a 4m high basket. Along with the mooring chains Sarens had to lift around 50 cable reels about 59T.

According to Country Manager, Mozambique, Joao Custodio, “We are grateful to our client for the opportunity to participate in the major O&G project taking place in Mozambique. We are thankful to our team working on the project for executing the job safely.”

 

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