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Re: [PSUBS-MAILIST] Re Variable Ballast Calculations



joe
    you dont reduce displacement by adding water. displacement = the total volume of all non free flooding  spaces.
 
the introduction of large internal ballast tanks  creates a sinificant engineering problem and a possible piont of flooding for the passenger spaces. most hard tanks are hard to inspect for corrosion. not to try to rain on your parade, the kiss pricipal seems to be the way to go here, if you ever want to get in the water.
rick m