MSE Wall Failures vis-à-vis the Lack of Geotechnical Filters

On by Geosynthetica
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By Dr. Robert M. Koerner – Since 2001, the Geosynthetic Institute has accumulated data on failures of geosynthetic-reinforced mechanically stabilized earth (MSE) retaining walls. Our MSE wall failures database presently has 301 cases, of which 191 (63%) have been caused in whole or part by water within, or adjacent to, the reinforced soil zone. We sincerely hope that our past writings and webinars... »

A Primer on Soil and Geotextile Filter Design for MSE Walls

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Drs. Robert and George Koerner of the Geosynthetic Institute (GSI) are no strangers to tackling challenging topics—subjects which are either difficult to motivate discussion on (e.g., failures) or difficult to document (e.g., developing and monitoring long-term studies). One of the information-sharing vehicles they’ve utilized over the years to keep information flowing has been to release influent... »

GSI Webinar: MSE Wall Remediation and Monitoring

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The Geosynthetic Institute (GSI) has a strong background in providing education and resources on all types of geosynthetics; but GSI is particularly versed in retaining wall-related education. The monthly GSI Webinars are presented on the second Wednesday of a month. The next offering (November 9, 11:30 am – 1:00 pm (EST)) will focus on “MSE Wall Remediation and Monitoring.” This particular webina... »

IGS-NA/NCMA Segmental Retaining Wall Best Practices Webinar

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IGS North America (The North American Chapter of the International Geosynthetics Society: IGS-NA) and the National Concrete Masonry Association (NCMA) are co-hosting an October 26 webinar. The topic: Segmental Retaining Wall Best Practices. The session will be held from 1:00 – 2:30 pm (EDT) and is worth 1.5 PDHs. Scott Vollmer, P.E. (Oldcastle) will serve as the instructor. He brings an extensive ... »

Retaining Walls Program at GeoAmericas 2016

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When GeoAmericas 2016 convenes in Miami, April 10 – 13, it will feature a robust retaining walls program. The related short courses, panel discussions, training lectures, and retaining walls program papers are listed below. Additionally, wall, embankment, and slope sector participants will have access to more than 100 affiliated engineering and construction presentations and an exhibit hall ... »