... -15,20-20,30-30,40-40,45-45 use:construction,railway,wallgeogridMaterial: plastic, fiberglass,polyester,compositeModel Type:TGDG25,35,50 ... of retaining wall or dam2. Extending the project life.3. Reducing floor area;.4. Shortening construction period, reducing cost and maintaining expense ... size Geogrid roll Geogrid used to reinforce road high quality construction use geogrid