Bituminous geomembrane: see Geomembrane, bituminous. Bonded geogrid: see Geogrid, bonded. Drainage composite: see Geocomposite drain. Elastomeric geomembrane: see Geomembrane, elastomeric. Electrokinetic geosynthetic: A composite material which may provide filtration, drainage, reinforcement in addition to electrical conduction. Extruded geogrid: see Geogrid, extruded.
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