Tolu-dimensional geonet alavai (lea e taʻua o le tolu-dimensional geonet alavai, alavai geo net alavai, alavai fesootaiga): O se mata palasitika tolu-dimensional e mafai ona fusia geotextiles seepage i itu lua.E mafai ona suitulaga i le oneone masani ma iliili ma e masani ona faʻaaogaina mo lapisi, alavai o lapisi, subgrades ma puipui alavai.