... 4.Sample are free 3D geomat for slope protection and erosion control 3D Geomat is a ... protection of roadway, railway, river-way, dyke, and the hillside, etc. Applications:1) Instead of concrete ... to slope of road, railway and river lane, dams and dikes and mountain slope2) Erosion Control Mat ... grows4) Erosion Control Mat Adopt macromolecule material and anti-UV rays stability, its chemical character ...