Uniaxial plastic geogrid, faia i le polymer molecular maualuga o le polypropylene, e faʻapipiʻi i totonu o le laupepa ona tuʻi lea i le mamanu masani ma faʻasolo atu i le itu faʻafefe.O lenei gaosiga e mafai ona faʻamautinoa le faʻatulagaina o le geogrid.O mea PP e maualuga le faʻaogaina ma e tetee i le faʻalauteleina pe a faʻatatau i avega mamafa mo se taimi umi.