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rim band

pjboy

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hello got a ? best way to attach 2x12 band to 6x6x poles for pole barn? thanks
 
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pjboy

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sorry best way to attach a double 2x12 rim band to 6x6.s to set trusses on. for pole barn?
 

Voi

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http://www.garagejournal.com/forum/showthread.php?t=309431
The first post includes 2 pictures, is this what you are asking about?

The top girder is also sometimes also done like this:

06-bearing-blocks.jpg
 

theoldwizard1

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sorry best way to attach a double 2x12 rim band to 6x6.s to set trusses on. for pole barn?

By far the BEST way is to notch the 6x6 so that the 2x12s sit in the notch. Through bolt.

Double 2x12s ? What is the distance between your posts and what is the span for the trusses.
 

theoldwizard1

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The top girder is also sometimes also done like this:

06-bearing-blocks.jpg

From what I can see. the load is being carried by those short little 2x6s nailed to the front and back of that "made up" post (I am betting those are temporary) and by a **** load of nails above.

In many areas that would NOT pass inspection depending of the roof code.

Load from a rim joist (proper term, not rim band) must be transferred directly to a load carrying vertical member. If you are using "made up" posts, turn them 90° from the way they are set in the picture and cut 2 of the 2x6s shorter to make the notch for the 2x12s.

For a 2x12, I would use 2 hot dipped galvanized carriage bolts, at least 3/8".
 
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Jbullfrog

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By far the BEST way is to notch the 6x6 so that the 2x12s sit in the notch. Through bolt.

Double 2x12s ? What is the distance between your posts and what is the span for the trusses.

I have yet to see anyone "notch" the rim joist into the posts. They get leveled and spiked to the post. The trusses get spiked and bolted to the posts above the rim joists. Double 2x12" is a bit much, as the purpose of the rim joists isn't to support the roof, but only to keep the posts aligned.
 

jack stand

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I like to notch in the 1st one, then attach the 2nd one to it, nail & through bolt or good GRK fasteners. This leaves your outside of the beam flush with the lower wall girts and ready for siding with no further trim. Stronger and also to code. (at least around here)
 

theoldwizard1

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I have yet to see anyone "notch" the rim joist into the posts. They get leveled and spiked to the post.
Yes, that is very common. It does not mean it is the BEST way to do it.

While a deck is not the same as a roof (probably a heavier load and it is a LIVE load) nailing/bolting a deck joist to a post has killed many people.

Double 2x12" is a bit much, as the purpose of the rim joists isn't to support the roof, but only to keep the posts aligned.
I agree that double 2x12 may be overkill. If you only use a single, the truss must rest directly on top of the post.
 
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pjboy

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thanks for response probably notch 6x6,s for double 2x12 and 1/2 in carraige bolts and nails ,so trusses wont all be on posts.
 

theoldwizard1

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8ft and 28 ft trusses with 1foot overhang.

What is the spacing between the trusses ?

I'm certain double 2x10s would be more than adequate. I would also use "built up" 6x6s (3 - 2x6s nailed together)
 
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jives

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At least one of the 2 x 12 rim joists (actually, girder) should be let into a notch in the post. It is not entirely clear in this pic of my build, but the inside girder sits in a notch while the
outside girder is nailed.

 
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pjboy

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great pictures!what did you do for roof just condensation barrier or osb and roof felt and condensation barrier?
 

theoldwizard1

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scissor trusses 4ft oc ?

The size of the rim joist depends on the roof load. Asphalt shingle weigh more than tin. Snow adds an extra factor. I think you are good with 2- 2x10s, but I am not a professional so my advice is worth what you are paying for it ! :pimpflash
 

padroo

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Chesterton, In.
At least one of the 2 x 12 rim joists should be let into a notch in the post. It is not
entirely clear in this pic of my build, but the inside rim joist sits in a notch while the
outside rim joist is nailed.



I have never seen a roll up door on a scissor truss before. Where did you find that?
 

jives

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I have never seen a roll up door on a scissor truss before. Where did you find that?

The garage doors are standard 5 panel doors with a follow-the-slope garage door track. They are not roll-up doors.

Double bubble insulation sits under the roof steel. Not much insulation, but hopefully will serve as condensation control. We'll see how that works, as the garage has yet to see a winter!
 

gregtwojeeps

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Well it appears you have been here before PJBOY... You did not like what the guys told you the FIRST time around so you started another thread ????????
 
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