Almost all major cruise ships have more than 33 tons per passenger; the rule of thumb for cruiseline comfort is generally given as a minimum of 40 tons per passenger. Note that a ton is not a unit of weight, but displacement, and represents a volume of about 100 cubic feet. http://www.absoluteastronomy.com/topics/Ton
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"THE PANAMA CANAL 1880-1914: Why de Lesseps failed to build the Panama Canal".........This canal project was initiated by the Frenchman Count Ferdinand de Lesseps and his Panama Canal Company, going bankrupt 1889...(중략)...On 4th February 1889, the Tribunal Civile de la Seine lawfully applied for the winding up of the Panama Canal Company in Paris. The work on the isthmus was stopped for the meantime. The lawfully ordered liquidator tried to maintain the work carried out, the buildings, the tools and the machinery.