In such a case the use of small craft for dredging away the silt by means of the wash from their propellers has proved very effective where the nature of the bottom is suitable.
Kule meko ukusetyenziswa kwenqwelo encinci yokuhamba emanzini ekugutyuleni intlenga yomhlaba ngezikhukulisi ezivela kwiziqhubi zazo zibonakele ziphumelele apho indalo yomphantsi ilungile.