• Individual units for insurance purposes - loss of one does not mean a unit CTL.
  • As compared to a ship, a wider availability of shipyard sites for drydocking the powerplant.
  • Ability of both tug and barge to function as fully independent units when one or the other requires shipyarding.
  • Smaller crew and different , more efficient crew culture.
  • Ability to build both vessels in specialized shipyards, lowering costs. Ship-reliable ETA’s at greatly reduced operating costs.