IACDS Webinar: Slurry management


The webinar “Slurry management” was held by IACDS. It was given by Mr. Mark Critchfield, from SLURRY SOLUTIONS, and Ms. Erin O’Brien, from CSDA.

In this webinar, the speakers talk about what to do with the slurry created by drilling and sawing, its collection and its treatment for disposal.

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Slurry management



Part 1: Presentation

  • What is IACDS?
  • What is CSDA?
  • Why do we do this webinar?

Part 2: Introduction

  • What is the slurry?
  • How is slurry generated?
  • Why is water used in cutting and what are the benefits of cutting wet vs dry?
  • What is a flocculant?
  • What is a super absorbent?
  • What are the TCLP test and landfill paint filter requirements?
  • What filter options are available?
  • What is slurry pH?
  • What is important to consider about suspended solids and heavy metals in slurry?

Part 3: Slurry management

  • What to do with the slurry of drilling and sawing?
  • What tools and techniques can be used for the collection, handling, transportation and storage of slurry?
  • How slurry should be contained at the workplace?
  • How is the commercial hauling of wastewater and what are the risks?
  • How has slurry management evolved in recent years?
  • Who is responsible for the collection, handling and disposal or slurry?
  • How we can contribute to environmental protection and risk avoidance through the management of slurry?



Mr. Mark Critchfield
Ms. Erin O’Brien


Practical information

Date May 13, 2021
Video Recording of the webinar
Duration 25 minutes
Format On-line: The video is available at the bottom of this page for logged in users with valid access.
Conference book Includes all the slides presented by the speakers
Pages 28 pages
Format On-line: The document is available at the bottom of this page for logged in users with valid access.

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