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Might need some let-in bracing or blocking? Maybe a few more jack studs?

Fortner

Bronze Member
Joined
Jan 6, 2010
Messages
43
Location
May-retta, Georgia
Load wall with two floors on it. I would have used 2 X 6's, but you know, that's just me. I don't know how this passed rough. I have no idea. The only straight ones are "braced" by the panel.

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Fortner said:
I don't know how this passed rough. I have no idea.
The thing about it....what section of the code would you cite?

Hump in slab....?? Studs too long...???
 
Fortner said:
Load wall with two floors on it. I would have used 2 X 6's, but you know, that's just me. I don't know how this passed rough. I have no idea. The only straight ones are "braced" by the panel.
Load wall? Doesn't look like it.
 
You could cite R602.4 (2006 code) which refers to exterior walls cited in R602.3, which in turn cites the AF&PA NDS. Now the AF&PA NDS section 3.7.1(2001 ed) sets a max L/D at 50. 50x1.5=75" , so, at least after construction, these walls need to be faced, or laterally braced. There is also a formula for load which is obviously being exceeded. The contractor could argue that during construction max L/D is 75 which would allow an unbraced 2x to be 9'4.5", but I think that once this wall is under load, it is hard to argue that it is under construction.
 
Load wall with two floors. No roof!!!

Table R602.3(5) The only thing I see in 602.3 (5) is ..... What is the wall actually supporting? Is the wall supporting two floors and a roof? If there is not a wall directly on top of the wall shown then the wall is only supporting a floor.

Table R502.5(2) I don't know how this can be used. Again, what is the wall actually supporting?
 
This wall supports, the floor shown, the wall directly above which has a center bearing floor on it, and a second floor wall that has ceiling joists and ridge supports resting on it. (2 story house)

Table 602.3(5) has a --- for 2X4's supporting 2 floors and a ceiling (2006)

Table 502.5(2) states that a building that is 28' wide with double 2X10 headers supporting 2 floors must have 2 jacks on each end. 2006

Sorry if I wasn't clear enough before.
 
The top plates appear to be straight. That indicates that the studs are too long. Without dimensions and load numbers I have to assume that the design is prescriptive.

What is the complaint?
 
north star said:
* *What about the overdrilled I-joists? Section R502.8.2 in the `06 IRC.

* *
I joists can be drilled out to the flange and still support the rated load.
 
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