Central Dredging Association

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Empowering dredging professionals

CEDA Working Group on Effective Contract Type Selection

The Working Group is set up as part of the Dredging Management Commission (DMC). The WG had their first meeting on 18 January 2018.

  • They will produce a guidance paper on contracting and procurement methods. The aim of the paper is to both raise awareness of the related factors within the industry and also to provide informative guidance which can be used and referenced by parties when procuring works and entering into contracts. 
Terms of Reference

Please see below.


Chair: Charles Wilsoncroft, HKA, United Kingdom
Kathleen De Wit, IMDC, Belgium
Murat Ege, Arti Proje, Turkey
David Gwillim, Pitmans Law, United Kingdom
Ralph Hubert, Wasserstrassen- und Schifffahrtsamt Bremerhaven, Germany
Luc Imbrechts, Imbrechts & Van den Nest, Belgium
Dirk-Jan Karssen, Fugro, the Netherlands
David Kinlan, Kinlan Consulting, Australia
Claudia Knijnenburg, Port of Rotterdam, the Netherlands
Stan Putter, Conway Advocaten & Attorneys at Law, the Netherlands
Gerard van Raalte, GRA Consultancy, the Netherlands
Dirk Roukema, Blue Pelican Associates, the Netherlands
Bas Vellekoop, Royal Boskalis, the Netherlands
Johny Van Acker, DEME, Belgium
Harry Zondag, Rijkswaterstaat, the Netherlands

CEDA > Working Groups > WG-Contract // wg-contract.jpg (155 K)
The first meeting of the working group on contract type selection took place in early January 2018 (l to r): Stan Putter (Conway Advocaten & Attorneys at Law – the Netherlands), Harry Zondag (Rijkswaterstaat – the Netherlands), Gerard van Raalte (GRA Consultancy – the Netherlands), David Gwillim (Pitmans Law – UK), Luc Imbrechts (Imbrechts & Van den Nest bvba – Belgium), Ralph Hubert (Wasserstrassen- und Schifffahrtsamt Bremerhaven – Germany), Dirk-Jan Karssen (Fugro – Netherlands), Dirk Roukema (Blue Pelican Associates BV – the Netherlands). Claudia Knijnenburg (Port of Rotterdam – the Netherlands), joined the meeting after the photo was taken.


View the latest presentation about the working group’s progress by working group chair, Charles Wilsoncroft (HKA  UK), at the symposium co-organised by the CEDA Environment Commission in Gdansk, Poland on 10 October 2018 here.


Dredging Management Commission Contract Working Group Continues to Steam Ahead - 28 April 2018

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WG Contracts-ToRDraft
7 September 2017
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