IADC stands for the 'International Association of Dredging Companies' and is the global umbrella organisation for contractors in the private dredging industry. IADC has over a hundred main and associated members. Together they represent the forefront of the dredging industry.


Singapore selected to host a 2020 IADC Seminar on Dredging and Reclamation

Don’t miss this opportunity to learn the basics of dredging in five days!
Site visit included!

11 February

CEDA and IADC launch new Dredging for Sustainable Infrastructure Course

Date set for 1st CEDA-IADC Course “Dredging for Sustainable Infrastructure”! 23 & 24 June 2020, The Netherlands

30 January

IADC Fleet list 2020

As a service to the dredging community, IADC releases an updated version of the IADC Fleet List each year.

29 January


Watch IADC's corporate video.

Seminars & Courses

To optimise the chances of the successful completion of a project, contracting parties should, from the start, fully understand the requirements of a dredging project. IADC’s seminar strives to provide an understanding of the basics of dredging through lectures and workshops which are given by industry experts in a classroom setting for a hands-on experience.

Seminar on Dredging and Reclamation
Jun 08 - 12
Location Delft, The Netherlands
Period 5 days
Date 08 - 12 June 2020
Level No prior knowledge required
Course ‘Dredging for Sustainable Infrastructure’
Jun 23 - 24
Location Van der Valk Hotel Den Haag, Nootdorp, The Netherlands
Period 2 days
Date 23 - 24 June 2020
Level No prior knowledge required
Singapore host IADC Seminar on Dredging and Reclamation in October 2020
Oct 05 - 09
Location Singapore
Period 5 days
Date 05 - 09 October 2020
Level No prior knowledge required


Dredging in Figures 2018

Dredging in Figures is an annual review of the global dredging market.

DOWNLOAD PDF Document | 6,62 MB

Annual Report 2018

In this “Annual Report” the Board gives an overview of the state of affairs of IADC and its activities in 2018.

DOWNLOAD PDF Document | 942,07 KB


IADC has over a hundred main and associated members.

Latest issue

Terra et Aqua is a quarterly publication which aims to disseminate knowledge accrued by global dredging professionals as well as solutions to issues facing the industry. Issues of Terra et Aqua feature articles covering dredging projects as well as the topics of safety, socio-economics, technical innovations and the environment.

In this issue: Beneficial Use, an Expertise Exporter and Trenching Model.


Published December 2019
Mapping water quality with drones: test case in Texel

Winning co-author Liesbeth De Keukelaere the Young Author Award, an article about the pilot test case organised at the Prins Hendrik Zanddijk project in Texel, The Netherlands, demonstrating drone technology for water quality monitoring.

Former Zephyr Refinery: fire suppression ditch area project

Situated in Muskegon, Michigan, the project provided numerous environmental benefits related to the remediation of legacy sediment contamination as well as restoration of the habitat into a more diverse wetland system.

Dredging innovation: Floating Line Connecting System

The nomination which won the IADC’s Safety Award 2019 was unveiled at IADC’s Annual General Meeting in New Delhi, India.

Ecosystem services assessment of the Prins Hendrik Zanddijk

This study examines which and, if possible, how much more ecosystem services are provided by the most recent nature inspired coastal protection project Prins Hendrik Zanddijk, in comparison with a traditional concrete and asphalt construction.

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Jun 08 - 12
Seminar on Dredging and Reclamation

08/06/2020 - 12/06/2020 | Delft, The Netherlands

Jun 23 - 24
Course ‘Dredging for Sustainable Infrastructure’

23/06/2020 - 24/06/2020 | Van der Valk Hotel Den Haag, Nootdorp, The Netherlands