What us Deadweight Tonnage or Tons Deadweight? Home › Forums › Petro Solutions Forum › Process Operations › What us Deadweight Tonnage or Tons Deadweight? This topic has 0 replies, 1 voice, and was last updated 1 year, 9 months ago by Nasir Hussain. Viewing 0 reply threads Author Posts March 21, 2023 at 4:05 pm #3371 Nasir HussainKeymaster Deadweight tonnage or tons deadweight (DWT) is a measure of how much weight a ship can carry. It is the sum of the weights of cargo, fuel, fresh water, ballast water, provisions, passengers, and crew. Author Posts Viewing 0 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In Log in / Register