Timber Framers Guild

Which joint for a corner?

Posted By: nymble

Which joint for a corner? - 07/16/10 12:08 AM

I want to frame a large tent. I can't figure out what joint to use in the corners. There will be a vertical post and two beams that meet. I have a timber frame book, but they never seem to show a one level frame. There will be two rafters in the interior, but not on the ends. I could rabit tow sides of the post and peg the beams, then put in struts. I just don't know if this is the right choice.
Posted By: Thane O'Dell

Re: Which joint for a corner? - 07/16/10 11:39 AM

Maybe a tapered post which can accommodate two tenons on the top.
Posted By: bmike

Re: Which joint for a corner? - 07/16/10 12:13 PM

Originally Posted By: nymble
I want to frame a large tent. I can't figure out what joint to use in the corners. There will be a vertical post and two beams that meet. I have a timber frame book, but they never seem to show a one level frame. There will be two rafters in the interior, but not on the ends. I could rabit tow sides of the post and peg the beams, then put in struts. I just don't know if this is the right choice.


if the material is small in cross section, perhaps 2 posts, offset from the corner.

Posted By: Jim Rogers

Re: Which joint for a corner? - 07/16/10 01:49 PM

I've seen one way to do it, but I have never cut this joint, so I don't know how it would work, but here it is:



If you need a larger version I can email you a pdf of the booklet I got this drawing from. Just let me know.

Jim Rogers
Posted By: Will B

Re: Which joint for a corner? - 07/18/10 09:36 PM

See Jack Sobon's "Historic American Timber Joinery" book, which shows numerous plate-at-tie level joints. Available thru the Guild.
Posted By: D L Bahler

Re: Which joint for a corner? - 07/19/10 01:43 AM

also available free of charge on the guild's website as PDF's, just nose around through the publications section and you'll find it. I could link it for you, but what good is a life of luxury anyway?
Posted By: Dave Shepard

Re: Which joint for a corner? - 07/25/10 01:50 AM

I've got the same problem, as of today. I've got to make a timber framed support system for a shed roof off of a garage. The roof will be conventional, but one one corner of the building is exposed, so I need to connect the plate with a gable tie at the same height. We're thinking maybe a gunstock corner post right now. I'll know more when I get the measurements.
Posted By: nymble

Re: Which joint for a corner? - 07/27/10 01:58 AM

Gentlemen,
Thanks for the help. I'm going to review the pdf and see what I come up with. If I get permission for the build, I'll let everyone know where and there will be video.
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