Skiff, has elongated body running into pointed bow and pointed rear part, where values for respective widths at water line are provided by dividing body into ten segments of equal lengths in case of loading state with specific tolerance
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Racing quad has water line that is divided into ten segments such that each segment is set with specific width, and cut off angle of bow end of water line is set to specific value
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Double fuselage for underwater boat, has waterline that is divided into ten equal long segments having preset weight and width
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Skiff has elongated body that runs down into pointed strut and into pointed rear end, where water line in loading condition amounts to eighty-eight kilograms
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Double racing boat, has elongated body extending into pointed nose and pointed tail, and waterline of specific length and specific weight, where waterline is divided into ten equal length segments
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Race coxed four, has water line provided with partition of equal prolonged segments in case of specific overall weight following values for respective width at water line, where line comprises tolerance of specific range