The falls are surged roundly and without jerking so that the boat is lowered more rapidly, care being taken to keep the falls under perfect control and to keep the boat on an even keel.
Izithobi sibotshelelwe kwaye azigingxizi ukwenzela ukuba isikhitshane sithotywe njalo, kubakho ulondozo ukwenzela ukugcina isithobi eso sibambe kakuhle nokugcina isikhitshane sithe tyaba kungenjalo singala-lalali.