PVDs for Soil Improvement: Projects in Egypt and Mexico

On by Geosynthetica
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By Namrata Bichewar – Prefabricated vertical drains are geocomposite drainage materials with an inner core of polypropylene wrapped in a nonwoven geotextile filter fabric. TechFab’s TechDrain PVDs are jointless versions of this high-performing class of products. The brand is available in corrugated and fishbone varieties. All PVDs should have high permeability and a sufficiently high drainage capa... »