The most suitable type of vessel likely to be available for dredging would be a twin-screw tug drawing about 12 ft 6 in. aft and 9 ft forward.
Olona hlobo lwenqanawa lulungileyo elisoloko likhona ekukhukuliseni yinqanawa eneziqhubi ezibini ezimalunga neshumi elinesibini zeenyawo nezintandathu ngaphakathi ngemva nangaphambili zolithoba ukuya phambili.