They do not apply to hydrofoil or air-cushion ships or planing craft, or to deeply submerged vessels.
Azibhekisi kwinqanawa ezinamaphuko ayinyusayo xa ihambayo ukuze ihambe lula okanye iinqanawa ezingumqamelo ozaliswe ngomoya okanye inqwelo yokuhamba emanzini, okanye iinqanawa ezantywiliselwa emanzini ezantsi.