36646Re: [bolger] Re: Flat / curved ?
- Jun 2, 2004One other issue with flat surfaces -- they "oil can." By introducing a
curve (aka arch) the stresses do not reverse and the material/structure
----- Original Message -----
From: "pvanderwaart" <pvanderwaart@...>
> There are many complicating factors, and many different ideas. Boat
> shape questions do not have single answers.
> The weight of the boat is an important factor. The lighter a boat is,
> the flatter the bottom will be. A light boat can't push a rounded
> shape deep enough into the water. Tenessee is very light for her
> size. Bolger uses a very flat bottom so the boat does not go deep in
> the water. It only has to push a little surface water aside as it
> moves along. (And it is an easy shape to build.)
> A shanty boat built on a barge-like shape will have a flat bottom
> because it is easy to build and will float in shallow water. It will
> never go anywere fast, so the shape does not have to be very
> boatlike. The flat bottom will also rock the least.
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