... geosynthetics. Geogrid mainly divided into uniaxial geogrid and biaxial geogrid. Also divided into plastic geogrid(PP / HDPE etc), metal plastic geogrid, glassfiber geogrid, polyester warp knitting geogrid etc. Geogrid Application It ... dyke, tunnel, pier, highway, railway and building. 4. Wrap Knitted Polyester Geogrid Reinforce roadbeds in soft soil for road,railways, airfields, irrigation ...