The actual speeds that have been achieved or are forecast for such vessels are: submarine cargo vessels, 50 to 60 knots;
Esona santya esasiphunyeziwe okanye ekujongwe kuso kolu hlobo lweenqanawa ziinkwili zokuthutha umthwalo, amashumi amahlana ukuya kwamathandathu omlinganiselo wesantya senqanawa.