Billing boats smit rotterdam the smit rotterdam was built in 1975 for smit international bv in holland, and was at the time of its completion the largest and most powerful tugboat in the world - with a tonnage of 2,273 tons, a length of 75 m, a 22,000 hp engine and a top speed of 16.5 knots.. Smit rotterdam on the model boat pond in vallensb
