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Understanding Dredging

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CEDA Dredging Technology Webinars
#3:Production estimation based on specific energy in sand, clay and rock


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Date: 19 October 2016
14:00-15:00 hrs (CEST)
Dr. ir. Sape Miedema
Level: Practitioner (see below)


Attendance to this CEDA webinar is free of charge, registration however, is required. Registration is now open. After registering, you will receive confirmation via e-mail from Edward Melger containing information about joining the webinar. REGISTER HERE


This webinar is the 3rd webinar in the CEDA Series of Webinars on Dredging Technology. It will cover the following topics:

1. What equipment used in cutting processes.
2. What is specific energy.
3. How to determine it.
4. How to determine the required cutting power.
5. How to determine the cutting production if the cutting power is given.
6. Limitations.
7. The relation with the hydraulic transport process. 


Headshot | Sape Miedema - 2 // sapemiedema-2.jpg (523 K)Dr. ir. Sape Miedema is Associate Professor of Dredging Engineering. In 1987 he was the first person in the world obtaining a PhD degree in Dredging. He is the author of about 150 scientific publications and of the books: The Delft Sand, Clay & Rock Cutting Model and Slurry Transport, Fundamentals, a Historical Overview and the Delft Head Loss & Limit Deposit Velocity Framework. Read more…

Reference material
  • Miedema: Introduction Dredging Engineering (lecture notes). For the pdf version go to this page and search for Miedema.
  • Miedema: The Delft Sand, Clay & Rock Cutting Model, 3rd version. For the pdf version go to this page and search for Miedema.
  • Miedema: Slurry Transport: Fundamentals, A Historical Overview & The Delft Head Loss & Limit Deposit Velocity Framework. For the pdf version go to this page and search for Miedema.

You will have the opportunity to ask questions via text during the webinar, and verbally after the presentation.

Target audience 

This Practitioner level webinar is meant for professionals working in the field of dredging or adjacent to it with no formal education/training in and /or with limited experience with dredging equipment and technology: engineers, scientists, lawyers, financiers working on projects involving dredging either as project owner/developer, regulator, consultant, financier, legal advisor.

GoToWebinar System Requirements

PC-based attendees
Required: Windows® 7, Vista, XP or 2003 Server
Macintosh®-based attendees
Required: Mac OS® X 10.5 or newer

Busy on the day of the live event?

Register now and access the webinar as per your convenience. The webinar will be available on demand after the live event.


The webinar is presented with support from Deltares, a Corporate Member of CEDA.

Previous Webinar Recordings

To view our previous webinars please click here.


19 October 2016 - 19 October 2016
14:00-15:00 hrs (CEST)