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Super J joists Question bdeditch 02-07-2007
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Posted by Bob Morrison on February 8, 2007, 10:04 am
In a previous post bitternut wrote...
> I don't think they are because they have been know by the state of
> California to cause cancer. LOL
>

And where did you get that information? Sounds like urban legend to me.

--
Bob Morrison, PE, SE
R L Morrison Engineering Co
Structural & Civil Engineering
Poulsbo WA
bob at rlmorrisonengr dot com

Posted by Matt Barrow on February 8, 2007, 10:13 am

> In a previous post bitternut wrote...
>> I don't think they are because they have been know by the state of
>> California to cause cancer. LOL
>>
>
> And where did you get that information? Sounds like urban legend to me.

Hence the "LOL", Bob!



Posted by Michael Bulatovich on February 8, 2007, 9:14 am

>>
>>
>>
>>
>>
>>
>> > Michael Bulatovich wrote:
>>
>>
>>
>> >>>>What is the maxium span of a super J joist before needed a middle
>
>> >>>>support?
>>
>> >>>Depends on the loads.
>>
>> >> DING! DING! DING!
>>
>> >> We have a winner!
>>
>> > No, it also depends on the size of the joist.
>>
>> You get to be runner up, ok?- Hide quoted text -
>>
>> - Show quoted text -
>
> I made the mistake its a super "I" joist and I did the search myself
> as well. It seems Matt is correct, it depends on the depth of the
> joist.

Sorry. It's a function of load *and* depth. Either way the original question
is dangerously naive.
--


MichaelB
www.michaelbulatovich.ca



Posted by Matt Whiting on February 8, 2007, 6:19 pm
Michael Bulatovich wrote:

>
>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>>Michael Bulatovich wrote:
>>>
>>>
>>>
>>>>>>>What is the maxium span of a super J joist before needed a middle
>>
>>>>>>>support?
>>>
>>>>>>Depends on the loads.
>>>
>>>>>DING! DING! DING!
>>>
>>>>>We have a winner!
>>>
>>>>No, it also depends on the size of the joist.
>>>
>>>You get to be runner up, ok?- Hide quoted text -
>>>
>>>- Show quoted text -
>>
>>I made the mistake its a super "I" joist and I did the search myself
>>as well. It seems Matt is correct, it depends on the depth of the
>>joist.
>
>
> Sorry. It's a function of load *and* depth. Either way the original question
> is dangerously naive.

Still not correct. It depends not on just the depth of the beam. It
depends on the size and shape of the section.

Matt

Posted by Michael Bulatovich on February 9, 2007, 8:21 am

> Michael Bulatovich wrote:
>
>>
>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>>Michael Bulatovich wrote:
>>>>
>>>>
>>>>
>>>>>>>>What is the maxium span of a super J joist before needed a middle
>>>
>>>>>>>>support?
>>>>
>>>>>>>Depends on the loads.
>>>>
>>>>>>DING! DING! DING!
>>>>
>>>>>>We have a winner!
>>>>
>>>>>No, it also depends on the size of the joist.
>>>>
>>>>You get to be runner up, ok?- Hide quoted text -
>>>>
>>>>- Show quoted text -
>>>
>>>I made the mistake its a super "I" joist and I did the search myself
>>>as well. It seems Matt is correct, it depends on the depth of the
>>>joist.
>>
>>
>> Sorry. It's a function of load *and* depth. Either way the original
>> question is dangerously naive.
>
> Still not correct. It depends not on just the depth of the beam. It
> depends on the size and shape of the section.

I stand corrected, if we aren't picking products from a catalogue. Let's not
forget about spacing since we're arguing about a stupid question...
--


MichaelB
www.michaelbulatovich.ca



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