broph 0 Report post Posted October 24, 2007 Would anybody happen to know the gross tonnage for a 298SS or know the formula for gross tonnage Share this post Link to post Share on other sites
The MOST 0 Report post Posted December 4, 2007 Hello Broph, Here is a link to the formula plus definitions and history: http://en.wikipedia.org/wiki/Tonnage Share this post Link to post Share on other sites