Geosynthetica Founder Ian Peggs Retires from I-CORP
After 40+ years of geosynthetic materials performance consulting work, Dr. Ian D. Peggs has made a strategic decision to close I-CORP INTERNATIONAL, Inc. for the foreseeable future and to...
Graphene and the Next Generation of Geosynthetics
By Ian D. Peggs – Geosynthetic materials and products continue their steady development, as additive packages and manufacturing technologies evolve. Today, however, is different. Today, we are truly on the...
Geoelectric Liner Survey Equipment and Expertise in Australia
After performing geoelectric liner leak location and integrity surveys worldwide since about 1985 and teaching others how to do so since 2004, Dr. Ian D. Peggs, P.E., P.Eng. (I-CORP...
Was the Geosynthetics Risk Management Program Proposed Too Soon?
In 2003, Geosynthetica and Dr. Ian Peggs of I-CORP International began to agitate for the creation of an industry-wide movement on risk management in geosynthetic projects. The initial efforts...
Preventing HDPE Geomembrane Whales – A Primer
Following news that Ian Peggs, founder of Geosynthetica, is retiring from I-CORP International (though not retiring completely from geosynthetics), we thought we'd look back on some of his most...
Avoiding Whales in Anaerobic Digesters
By Ian D. Peggs – Six years ago, shortly after being placed into service, one of two geomembrane-lined and covered anaerobic digesters generated extensive whales (bubbles) in the geosynthetic lining...
Geomembrane CQA: When Should a Liner Integrity Survey Be Performed?
Geosynthetica has reached a major milestone: its 20th anniversary of delivering geosynthetics stories! In internet years, that’s a long, long time. The publication was founded by Dr. Ian D....
A Primer for Preventing HDPE Geomembrane Whales
By Ian D. Peggs, Ph.D., P.E., P.Eng – There continue to be failures of HDPE geomembrane lining systems in waste water treatment plant (WWTP) lagoons and farm manure ponds....
I-CORP Marks 25 Years of Geosynthetics Consulting
By Ian D. Peggs – On 21 March 2016, I-CORP will celebrate 25 years of geosynthetics consulting, with particular emphasis on geomembranes, pipes, and other engineered plastic...
Four Failures That Still Tell the Right Story
In construction and engineering with geosynthetics, lower price is never a substitute for the value of experience. The cheap can come out quite expensive if you cut out experienced...
Story of a Photo: Geomembrane Integrity Survey from a Crane
While nosing around in Geosynthetica's archives, we happened upon an interesting photo (dated 2004) of Ian Peggs conducting a liner integrity survey while suspended from a crane. Though liner integrity surveys are common, the conditions in which they must be conducted vary wildly. We asked Dr. Peggs if he might offer a few notes about this particular situation. Here's what he shared with us. Read more.
