Wikipedia

Jan De Nul

Jan De Nul Group is a Belgian family-owned company, with the financial headquarters in Luxembourg, that provides services relating to the construction and maintenance of maritime infrastructure on an international basis. Its main focus is dredging (including other forms of marine engineering), which accounts for 85% of its turnover. Other areas include civil engineering and environmental technology.[1]

Jan De Nul Group
Company typePrivate
IndustryDredging and Marine Services, Land reclamation, Civil engineering, Offshore services, Environmental services
Founded1938
FounderJan De Nul
HeadquartersAalst, Belgium and Capellen, Grand Duchy of Luxembourg
Area served
Worldwide
Key people
RevenueIncrease € 2.9 billion (2023)
Increase € 610 million (2023)
Increase € 296 million (2023)
Number of employees
Increase 7,491 (2023)
ParentSofidra S.A.
Websitewww.jandenul.com

History

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The trailing suction hopper dredger Alexander von Humboldt

Founded in 1938, in Hofstade near Aalst, Belgium, Jan De Nul started as a construction company specialised in civil works and maritime construction. It was only in 1951 that the company entered into the dredging business. Recently it has forayed into offshore wind business and have been successful in securing major European wind energy projects.

At the end of 2023, Jan De Nul had 7491 employees and a yearly turnover of 2.9 billion euro.[2] Other major dredging companies are Dutch companies Royal Boskalis Westminster and Van Oord, and the Belgian DEME.[3]

Jan De Nul was voted the most attractive employer in Belgium in 2008 and 2009.[4]

Fleet

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Jan De Nul has a fleet of 95 vessels, including 29 trailing suction hopper dredgers, 11 cutter suction dredgers, 16 split hopper barges, 6 backhoe dredgers, 5 water injection dredgers, 5 offshore rock installation vessels, 3 multi-purpose offshore vessels , 2 offshore jack-up installation vessels, 3 cable installation vessels (with 2 more under construction),[5] 3 heavy lift vessels, and 1 oil recovery vessel.[6]

Records

Largest hopper dredgers: TSHD 'Cristobal Colon' and 'Leiv Eiriksson', capacity of 46.000 m3, maximum dredging depth of 155 m[7]

Largest rock installation vessels: FPV 'Simon Stevin' and 'Joseph Plateau' with a capacity of 31500 tonnes, rock installation possible in depths of up to 2,000 m[8]

Largest cable laying vessel: CLV 'Isaac Newton', - combined turn table capacity of 12,400 tonnes[9] (2 even lager vessels are on order, the 'William Thompson' and 'Fleeming Jenkin', with a capacity of 29,500 tonnes, to be delivered in 2026[10])

Largest cutter dredger: CSD 'Willem Van Rubroeck' with a cutter capacity of 8,500 kW, and a total installed power of 40,975 kW, and an operational working depth of up to 45 metres[11]

Projects

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Major projects realised (in part or whole) by Jan De Nul include:

  • Manifa Field Causeway and Island Project in Saudi Arabia,[18]
  • Takoradi Harbour expansion project in Ghana.[19]
  • Power inter-connector cable over a distance of 135 km and up to 1 km deep sea, with 12,000 tons of cable, connecting the island Crete with the Greek mainland. (2020-2021)[20]
  • 25 year concession to maintain the Guayaquil Port Access Channel (2019-2044)[21]
  • Princess Elizabeth island, the world's first artificial energy island (2024-2026)[22]

Hijacked vessel

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In April 2009, the Jan De Nul vessel "Pompei" was hijacked by Somali pirates en route from Aden to the Seychelles. The ship and its crew of ten were released after 71 days on 28 June 2009, after De Nul had paid 2.8 million Euros, according to media reports.[23]

Notes

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  1. ^ a b "Jan De Nul Group is bedrijf van wereldformaat" [Jan De Nul Group is company of global size]. Het Nieuwsblad (in Dutch). 19 April 2009. Archived from the original on 12 June 2011. Retrieved 17 September 2009.
  2. ^ "ANNUAL REPORT 2022". Jan de Nul. 2023. Retrieved 6 June 2023.
  3. ^ "More Merger Among Dutch Dredging Majors". Maritime Journal. 1 October 2008. Retrieved 17 September 2009. [dead link‍]
  4. ^ "Jan De Nul aantrekkelijkste werkgever" [Jan De Nul most attractive employer]. De Tijd (in Dutch). 5 February 2009. Retrieved 17 September 2009.
  5. ^ Company profile
  6. ^ "Technical Specifications Vessels" (PDF). www.jandenul.com.
  7. ^ "Trailing Suction Hopper Dredgers". Jan De Nul. Retrieved 2024-12-11.
  8. ^ "Rock Installation Vessels". Jan De Nul. Retrieved 2024-12-11.
  9. ^ "Cable Installation Vessels". Jan De Nul. Retrieved 2024-12-11.
  10. ^ "Jan De Nul orders XL cable-laying vessel Fleeming Jenkin". Jan De Nul. Retrieved 2024-12-11.
  11. ^ "Inside Willem van Rubroeck". Jan De Nul. Retrieved 2024-12-11.
  12. ^ "Hong Kong International Airport: Global Gateway Engineering". Institution of Civil Engineers (ICE). 2024-11-21. Retrieved 2024-12-11.
  13. ^ Rauwerda, Renato (1999-03-01). "Article: NorFra Pipeline Installation Project: Pretrenching, Seabed Levelling, and Landfall Dredging and Civi". IADC Dredging. Retrieved 2024-12-11.
  14. ^ "JDN launches world's largest dredger in Spain". Maritime Journal. 17 July 2008. Archived from the original on January 9, 2009. Retrieved 17 September 2009.
  15. ^ Martin, Hernan (14 September 2009). "Work to Begin Soon on New Set of Locks for Panama Canal". Inside Costa Rica. Retrieved 17 September 2009.
  16. ^ Staff writer (n.d.). "Cruise and Cargo Facilities". Barbados Port Inc. Archived from the original on September 3, 2010.
  17. ^ "Port Botany passes environmental audit". Australia: Logistics Magazine. 1 September 2009. Archived from the original on 6 July 2011. Retrieved 17 September 2009.
  18. ^ "Manifa". Archived from the original on 2016-03-03. Retrieved 2009-09-17.
  19. ^ "Takoradi harbour extension works begin this month". www.myjoyonline.com. Archived from the original on 2013-09-15. Retrieved 13 September 2013.
  20. ^ "Interconnector installation, Greece". Jan De Nul. Retrieved 2024-12-11.
  21. ^ "Jan De Nul signs 25 year concession agreement to dredge Guayaquil Port Access Channel". Jan De Nul. Retrieved 2024-12-11.
  22. ^ "Jan De Nul and DEME build the world's first artificial energy island for Elia". Jan De Nul. Retrieved 2024-12-11.
  23. ^ Schenkel, Mark (7 July 2009). "A Dutch negotiator's 71 days of talking to Somali pirates". NRC Handelsblad. Archived from the original on 10 July 2009. Retrieved 17 September 2009.
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