gsa note: Free registration is requred to view these pages if you are not already a member of this site. Another article from Railroad Industry International describes the use of geotextile-encased columns for stabilzing railroad soils in the Netherlands. Huesker’s columns were used in the project. Cutting and pasting this URL will take you to the article after you register, if neccessary: http://www.engineerlive.com/rail-international/structural-engineering/1364/geotexile-encased-columns-stabilise-high-speed-railway-embankment.thtml