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Posted by Glenn on October 11, 2006, 11:00 am
This is interesting. I have never seen a ridge spliced. We
always broke it behind a rafter. Some posters seem to have
spliced them. Why? What part of the country does that occur in?
> > I have a need for a 2x8x27' ridge beam on a garage
> > gable roof. I want to do it by splicing two 2x8x14's
> > together. I've seen a few sagging splices over the
> > years and I really want to do it right. What Simpson
> > hardware is used to do that? The garage is 21 x 27 and
> > uses 2x6 rafters 16" o.c. (4/12 pich), 2x8 ceiling
> > joists 16" o.c., and this 2x8 ridge. Thanks
> >
>
> If the roof has any kind of overhang, I'd use the ridge
> board out there too.
> Layout the ridge board for rafter placement in pencil and
> framing square. Make the splice in the middle of two
> rafters. Use one 2X8 scab on both sides of the splice. Cut a
> bevel on top of the scabs to match the 4 on 12
> pitch. Use an offset stringline to maintain up and down
> straightness for the ridge, and straightness in regards
> to perpendicular to the rafters. Should not be needed
> however if both outside walls are braced, and are
> straight and level, and rafters are identical. The ridge
> board should have a little crown to it, but not
> excessive, with crown up of course.
> If working alone or minimal help, probably would have
> been easier to have a joist beam in the middle of the
> garage. The beam could temporarily, and/or permanently
> hold up the ridge until the rafters are in place. 2X6s
> would be adequate for the ceiling joists in that case. --
> Jonny
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