Ukusetshenziswa kokuqala kwe-geotextile.I-geotextile ilekwe ngaphansi kwekhava ye-riprap ehlukahlukene, njengamatshe, ama-gabions, njll. Ivumela ukugeleza kwamanzi mahhala kuyilapho ibambe izinhlawulo ngaleyo ndlela ivimbele ukuguguleka nokunye ukuguguleka.