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Webinar On Thermal Welding

Learn about the triumphs and pitfalls of thermal welding techniques at a forthcoming IGS Technical Committee on Barrier Systems (TC-B) webinar.

Glen Toepfer will talk on ‘Best practice for geomembrane welding and CQA at the talk on Thursday, April 29.

The webinar will examine thermal welding methods (fusion and extrusion fillet) and the factors that contribute to obtaining successful seams. The presentation will include common pitfalls for each type of weld, as well as the essential points of effective CQC and CQA for each type of weld.

Mr Toepfer is currently president of CQA Solutions, a firm that specializes in Construction Quality Assurance for Containment Facilities. He has more than 30 years of industry experience and is also an author (The Complete Field Guide to Ensuring Quality Geosynthetic Installations, Vol. 1 Fundamentals & Geomembranes) and blogger ( His passion for waste containment quality has led to proven field protocols and systems used worldwide.

The TC-B webinar takes place at 9pm EST, however please check the date and time in your time zone at registration.

The webinar will also be repeated for different time zones. If you cannot attend the main event, simply REGISTER and select the encore session and TC-B will be in touch with more details.

For more information about the event, contact IGS TC-B secretary Amir Shahkolahi at

Find out more about the IGS TC-B by clicking here.