Tag: 2016

Sabetta

The Sabetta project was Jan De Nul’s biggest logistic challenge in 2016. In Sabetta (North Russia), this port is being built to transport gas stocks from Siberia to Europe and Asia with LNG tankers. Eighteen dredgers had to dredge 16.8 million…

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Race Bank

Jan De Nul pulled out all the stops for the cable installation project at the Race Bank Wind Farm. The job description read as follows: realising a cable connection between the wind farm and the mainland on the English East Coast. A distance of 71 km…

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Schools of tomorrow

The public limited company ‘Scholen van Morgen’ builds 182 nursery, primary and secondary schools on the initiative of the Flemish government. In this way, the legacy problem of outdated educational infrastructure in Flanders is being addressed.…

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Envisan Centres

In common with other parts of Jan De Nul Group, the Environment Division Envisan also goes for an integrated approach, from design to execution. Sediments and soils coming from dredging and earthworks are transported to own treatment centres for treatment…

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Takoradi

In recent years, African countries have been investing a great deal of effort and capital in developing their ports. Some ports already exist for decades but no longer meet today’s requirements as both container ships and bulk carriers have become…

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PSA Panama

In Panama, Jan De Nul is building a new quay wall for the PSA Panamá terminal. Since 2009, Jan De Nul’s civil division has been continuously active in Panama. First for the construction of two new lock complexes within the scope of the Canal…

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Civil + dredging: a golden combination

Davy Spriet is project manager for the civil works and Dominic De Prins is project manager for the dredging works. Together, they manage the overall project on site. Dominic De Prins explains the construction procedure: “The new quay wall will…

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A curtain of piles

The word ‘wall’ may in fact be misleading. The quay is built on five rows of piles over the 800 metre length on which a 35 metre wide concrete platform is built, consisting of large concrete prefabricated elements placed as tiles onto the…

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Concrete from our own concrete batching plant

For this project, Jan De Nul built its own concrete batching plant on the spot. We had to do this to be able to meet the strict quality requirements of the contract that could be impacted when using local ready-mix concrete suppliers, due to traffic…

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90% Panamese

All construction equipment, such as trucks and excavators is owned and operated by Jan De Nul, as are the majority of the cranes for the assembly and construction works. Much of the equipment was already in Panama having been used for previous Panama…

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The lock complex in Panama

Apart from the works for the PSA Panamá terminal, Jan De Nul has worked from 2009 up to 2016 on the third set of lock complexes on the Panama Canal. These new locks provide access for post-Panamax ships that can transport 12,000 containers.…

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Living in Panama

Jan De Nul has an office in Panama and works with many local employees together with European . The executive staff mainly consists of expats such as from Europe. Both Davy, Dominic, Nicola and Ricardo who have been are living in Panama for quite some…

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Crucial preparations

“We dredged round the clock, 7 days a week”, says Works Manager Kleo Danau. “This means that planning was crucial. Every vessel had to keep the others permanently informed. That was not always easy, internet or phone connections sometimes…

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Turnips, carrots and potatoes

Given the remote location, far from civilisation, the entire fleet had to be completely self-reliant. All auxiliary tools and spare parts were divided over the vessels and transferred from one vessel to another whenever needed. In 2016, Sabetta already…

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Permafrost

Another challenge of the Sabetta project was the amount of permafrost that had to be dredged. Because dredging works in the high North are very rare, this was a first for our company. Permafrost is frozen soil that never thaws, in this case mainly frozen…

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Bucket list

Saying it’s cold in Sabetta really is an understatement. In winter, temperatures drop to -25 degrees Celsius, and in summer, these may rise up to 10 degrees. In winter, it stays dark all the time. In summer, it never gets dark. Pieter Timmermans:…

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Close to colleagues

Koen Van den Berghe is captain on the hopper dredger Francis Beaufort. “For me, it was an exciting project.  As a captain, I’m always the middleman, I consult with both staff on board and onshore staff. Now, I maintained very close contacts…

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30 years of maintenance

The maintenance contract is crucial in this project. You can compare it with the relationship between tenant and landlord. Jan De Nul must maintain everything and carry out all necessary repairs to keep the building in a good state for thirty years.…

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100th school

In December 2016, Jan De Nul delivered the works for primary school De Horizon in Zwevezele, this is the 100th school within the ‘Schools of Tomorrow’ programme. This was celebrated with a ceremonial opening in the presence of Education Minister…

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Public private partnership

‘Scholen van Morgen’ is a public private partnership between partners from the public and private sector joining forces to realise a project with a clear task and risk division. CFO Paul Lievens explains: “Jan De Nul has much experience…

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The DN120 lays cables in shallow water. The Sunfish and Moonfish burry them at the pre-set depth.

The Sunfish and the Moonfish were indispensable for the Race Bank project. But, obviously, they were not alone. “Export cables may look very solid, but applying too much force while pulling them is absolutely advised against. To be able to pull…

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Homemade machines

Dries Lammens was among Jan De Nul’s engineers who were present when the requirements set to the Sunfish and Moonfish were put on the table. “A project for which so far no equipment existed but for which it must be created is no doubt a challenge,”…

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Isaac Newton: with 63 km of cable in one go the world's largest cable-laying vessel

“We are a work in progress, getting better by the day,” says Rutger Standaert. On his business card, he carries the title of ‘Technical Superintendent New Building Design’ or, in short, one of the naval architects at Jan De Nul.…

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Divisions work together to win projects

"In fact, we are able to win such projects at the time everything is still on the drawing board,” explains Patrik Lowie. “The trick is to simulate and visualise all possible situations beforehand. Looking at this from a distance, one…

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Testing 10 biological oils

In connection with the Race Bank project, Alain Pieters from the R&D department was asked whether the seals of the trencher Moonfish would not be affected by the use of biodegradable oil. “The client wanted to avoid that, in the event of a…

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Flexibility is the operative word in the drawing office

The ship building department drawing office is an indispensable part of Jan De Nul’s engineering services. One of its main activities is designing equipment for our vessels. As among Jan De Nul’s shipbuilders, flexibility is the operative…

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Integration is the way forward

Wouter Vermeersch is responsible for Jan De Nul’s offshore cable division. He confirms that business is going well and that the future looks promising: “Thanks to the increasing integration between the various business units of Jan De Nul,…

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Nature reserve The Wash

Special rules apply in the vast bay where the electricity generated by the offshore wind farm Race Bank comes ashore via two heavy export cables. The Wash really is a unique nature reserve, a series of vast salt marshes that, under the influence of strong…

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A particularly voluminous report helped to convince the customer

In our Marine Environmental Department, in short Mared, about twenty people are investigating all kinds of environmental aspects. Ine Moulaert explains: “Nowadays, whenever any of our business units wants to win a project, we almost always conduct…

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Takoradi, Ghana's second largest port

Apart from wood, Takoradi mainly exports cocoa, bauxite and magnesium. The port is also the central pivot for all supplies to Jubilee Field, a huge offshore oil field west of Takoradi. Another part of the cargo entering the port is intended for countries…

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Thinking along within the framework of the Ghanaian master plan

The project in Takoradi started in 2012; today, it is almost 90% complete. Filip Morobé, Area Director Africa: “What makes this project special, is that there has been no call for tenders. The Ghana Ports and Harbour Authority (GPHA) has…

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Rock expert from the Ardennes

Takoradi is situated in the Gulf of Guinea. Ordinarily waves are 1.5 metres high, but in stormy weather they are another metre higher. To allow safe and continuous working, we first had to restrain the forces of nature. Pascal Dumez, project manager…

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Prefabricated concrete block in lego style

The total quay wall height is up to 20.7 metres, with at low tide 3.2 metre above and 17.5 metre below water. It is built of 4,000 concrete blocks each of 50 tonnes, all made on site. When stacking the concrete blocks, these are aligned alternately.…

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Dredging in Winter

Ignace Stols, project manager dredging works, continues: “In November, December and January, the sea in the Gulf of Guinea is less rough. The access channel is situated outside the protected area so we had to be able to make use of this calmer…

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Level foundation under water

The subsoil determines the construction method of a quay wall. In Ghana, it is rocky, which makes it difficult to work with drilled piles. Here, prefabricated concrete blocks offer the best solution. The rock below water acted as foundation after the…

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Fierce competition

Ignace Stols: “There is fierce competition between West African ports to be chosen as main port by shipping companies. Most of these ports had a depth of 12-13 metre, they are now moving to 15-16 metre. It is a tough race. Only those that are ready…

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Everyone has much to gain from project financing

A project such as in Takoradi is very capital-intensive. Governments may well have the vision to expand their ports, often their budgets are inadequate. Mathias Van De Vijver, Financial Manager, explains how Jan De Nul can still realise these projects…

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Concrete in Ghana

For building 600 metres of quay wall, we needed 4,000 concrete blocks or about 100,000 cubic metres of concrete. But Ghana has few concrete batching plants that could reliably meet this demand and quality requirements. That is why Jan De Nul built its…

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The workshop, a hive of activity

José Pycke already works twenty years for Jan De Nul and is responsible for the workshop in Aalst. The workshop has 70 employees, spread over several departments, almost half are welders but we also have plenty of machine operators, electricians…

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Jan De Nul in Africa

Whereas in 2011 the continent represented only 4% of our turnover, Jan De Nul substantially strengthened its presence in 2015 and 2016 resulting in a series of beautiful projects. The project in Takoradi opened up other opportunities elsewhere in…

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New centre in the port of Liege

Sol&Val Monsin is Envisan’s latest asset. This treatment centre is specialised in the treatment of contaminated soils, predominantly from the southeast of Belgium. Together with the centre in Saint-Ghislain – which covers the southwest…

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Centre in the port of Ghent

Hulsdonk, located in the Port of Ghent, is the oldest and – with its 32 acres – the biggest Envisan treatment centre. It is also the only centre in Belgium that treats both soils and sediments and is equipped with several lagoons. Daily management…

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The project Dac'art

PSR Brownfield Developers, the specialist of Jan De Nul Group for redeveloping brownfields, manages the Dac’Art project but also the civil construction division of Jan De Nul and the Environment Division Envisan have a part to play. “On the…

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Centre in the South of France

For CPEM, near Toulon, in full Centre de Production d’Eco-Matériaux, 2016 was the first complete business year. Lilian Rahyr, head of this treatment centre, sketches an overall picture: “In the past year, we’ve treated about…

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Germany

In 2016, two Jan De Nul vessels have been dredging in the port of Hamburg. This port suffers from sedimentation. The amount of sediments that is being deposited depends on the amount of water entering a port. As long as the flow rate of the Elbe is sufficiently…

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Northern France

In Calais, Jan De Nul has started with the construction of an entirely new port, together with three major partners. Cargo traffic between the United Kingdom and France is completely saturated. Particularly on the French side, there is a huge capacity…

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