Subject: Re: [baidarka] newbie question: why round ribs?
From: Dan Peters (choklitmoos@pacificcoast.net)
Date: Thu Nov 14 2002 - 17:53:05 EST
Hi Wolfgang,
I'm cutting my ribs to 30 inches and then forming them by hand. I find that
I spend a lot of time when I'm attaching the stringers in replacing ribs. I
want to have a smoother line and I've found that even being 1/4 inch out on
a rib makes a noticeable difference.
Dan
----- Original Message -----
From: "wolfgang brinck" <nativewater@yahoo.com>
To: <baidarka@paddlewise.net>
Sent: Thursday, November 14, 2002 12:29 PM
Subject: Re: [baidarka] newbie question: why round ribs?
> --- Dan Peters <choklitmoos@pacificcoast.net> wrote:
> > I've had problems bending round ribs especially
> > yellow cedar. We are
> > building a baidarka and are using yellow cedar the
> > ribs and we've broken
> > many. Three of our other boats were built with flat
> > ribs and we had great
> > success.
> >
> Sounds like yellow cedar and round ribs are not a good
> match. I met a builder from Juneau a few months ago
> who says that alder branches work quite well for him.
> I don't know what size you are making your ribs, but
> 3/8" round is quite small for cut lumber. The problem
> I suspect is that you find it difficult to avoid grain
> runout. This is not a problem with green twigs. The
> grain always follows the twig. I have seen people use
> white oak with some success. I just finished ribbing a
> boat and played with a variety of wood that I just had
> laying around. Some of it I got by cutting up slats
> from pallets, both oak and aspen. The aspen was most
> pliable and quite rubbery when steamed.
>
> > We have a need to find a better and more accurate
> > way to measure the ribs.
> > Can anybody help?
> >
> You mean measuring the length of the stock? What are
> you doing now?
>
> Wolfgang
>
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