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Steve Fisher rows the prototype
VIREO14, ROWBOAT, 14' X 3.5', 80 POUNDS
EMPTY
Vireo14 is a 14' version of the original
12' Vireo which was quite popular with all
of its builders. In this case the extra length comes from
a straight "stretch" of the original design.
By that I mean that the same cross sections were used
but now spaced 14" apart instead of 12". Another
way to lengthen a boat is to add a straight "plug"
in the center as is sometimes done to even completed boats
and full size ships. I doubt if the stretch has any advantages
over the plug except maybe in looks. Even there a short
plug is hardly noticable, for example in the case of where
I put a 30" plug in my Toto canoe to make Larsboat.

The extra length usually gives a bit
more speed for the same power in a low powered boat, at
least until windage gets to be a big factor. And in the
case of Vireo it means about 110 pounds more capacity.
The original 12' boat will float 290 pounds before the
chines start to enter the water. Beyond that I would expect
the boat to slow noticably, although boats with bows shaped
like Vireo are superior in this respect. So you see that
it is a push to float two large adults in the 12' Vireo.
The Vireo14 will float the same way at 400 pounds and
will be much better with the two adults. Hull weight will
increase by 10 or 15 pounds, of course.
Vireo14 uses taped seam construction
needing four sheets of 1/4" plywood.

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