Epoxy Coating Distress on Concrete Slabs-on-Grade: A Case Study

May 20, 2020
11:30 AM - 12:30 PM
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The Rocky Mountain Chapter of ACI is doing it again
a FREE Zoom Webinar!


Two Hangars at a Denver area public airport were investigated for distress found between the epoxy coatings and the concrete slabs-on grade; the distress included bubbling and delamination.  The investigative techniques will be discussed as well as, items to consider prior to coating concrete slabs-on-grade.  This presentation will be of interest to contractors, architects, and design engineers.

  • Learn what distress looks like between coatings and concrete slabs-on-grade
  • Learn what investigative techniques are avaialble to determine cause of distress
  • Learn what items to consider prior to coating concrete slabs-on-grade with epoxy-type coatings
  • Learn mitigative measures that can be taken to replace distressed coatings


David Rothstein, Ph.D., P.G., FACI
, has more than twenty-five years of professional experience in petrographic analysis. He has performed more than 2,000 petrographic investigations on more than 10,000 samples of construction materials from projects throughout the world. David is a professional geologist and an active member of ACI and ASTM where he serves as a voting member on committees involved with concrete durability, petrography, aggregates and chemical reactions. He is the President of DRP, A Twining Company in Boulder, CO.

 

 

Jeff Groom, P.E., is a Senior Principal Engineer at CTL|Thompson Materials Engineers in Denver, CO.  He holds a Bachelor’s and Master’s degree from the University of Wyoming.  After graduating Jeff went to work at CTL|Thompson specializing in testing of concrete related materials including cement, aggregates, and supplementary cementitious materials.  In addition, Jeff performs forensic analysis of concrete and concrete construction. Jeff has recently returned to CTL after spending twelve years in the Pacific and Indian Oceans.  The first eight years were spent in the construction industry where he worked on military projects in the Marshall Islands and Diego Garcia.  His last four years in the Pacific. Jeff was the Office Manager for an international design firm on the island of Guam. Jeff is a member of ASTM Committee C09, ACI, and is on the Board of Directors of the Colorado Ready Mixed Concrete Association.  In addition, Jeff serves on the Education Advisory Board for the World of Concrete and has been a regular speaker at World of Concrete for over 15 years.  He is a past president of the Rocky Mountain Chapter ACI (1993).   

 

 

 

 

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