I-steel-plastic composite geogrilles ibizwa nge-steel-plastic composite geogrilles, iyintambo yensimbi enamandla amakhulu (noma enye i-fiber), ngemva kokwelashwa okukhethekile, ene-polyethylene (PE), bese wengeza ezinye izithasiselo, ngokusebenzisa i-extrusion ukuze ulenze umugqa ohlangene wamandla amakhulu. , ngokucindezelwa okuqinile, okwaziwa nangokuthi amandla aphezulu aqiniswe i-geostrip.