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Geotextile filtration clogging resistance
February 1st, 2022
Q: I have a question about the Filter Criteria in the Federal Highway Administration (FHWA) procedure "Filter Performance and Design for Highway Drains" procedure, specifically the geotextile filtration clogging resistance equation 2-10. This seems to require a particularly large pore size; for example, if the D15 of the soil was for 70 microns, the minimum […]
GSI to host webinar on geotextile filters
October 20th, 2021
Photograph courtesy of Ocean Non Woven Pvt. Ltd. The Geosynthetic Institute (GSI) will sponsor a webinar, “Geotextile Filters: Concerns and Issues,” on Nov. 10, from 11:30 a.m. to 1 p.m. EST. Geosynthetic Materials Association (GMA) member companies and their employees receive discounted rates on all GSI webinar and short course registrations. It is roughly estimated […]
GSI to host webinar on geotextile filters
May 12th, 2020
The Geosynthetic Institute (GSI) will sponsor a webinar, “Geotextile Filters: Concerns and Issues,” on May 20, from 11:30 a.m. to 1 p.m. EDT. Geosynthetic Materials Association (GMA) member companies and their employees receive discounted rates on all GSI webinar and short course registrations. It is roughly estimated that geotextiles have been used in more than […]
GSI’s Robert M. Koerner to host webinar on geotextile filters
June 23rd, 2018
The Geosynthetic Institute (GSI) will sponsor a webinar entitled "Geotextile Filters: Concerns and Issues," on July 11, 2018, from 11:30 a.m. to 1 p.m. EDT. The webinar will be hosted by Dr. Robert M. Koerner. This is the first GSI webinar for which all GMA member companies and their employees will receive discounted rates on webinar […]