Friday, September 30, 2011

Re: Wind forces on the columns of open structure

Neil,
Thanks, I understand the flying bit.  But there is going to be a lateral wind load on the columns themselves. I am looking for the criteria to determine the horizontal load to the columns.

On Sep 30, 2011 1:38 PM, "nma" <nma@nma-se.com> wrote:
> Joe:
>
> Just figure it is going to try to fly.
>
> Neil
>
>
> On 9/30/2011 10:16 AM, Joseph Grill wrote:
>>
>> I tried to send a message yesterday on this subject. But with new
>> phones, new wireless providers, a move across country etc i'm not sure
>> it went through.
>>
>> Anyway I am designing an outdoor picnic pavilion. The plan dimensions
>> are about 60' x 30'. It will have monoslope roof supported by 4 bays
>> of 3 columns. I have calculated the wind loads for the MWFRS at the
>> roof. I can't decide on what ASCE requirements/equations to use for
>> the MWFRS loads to the columns and if that load should be applied to
>> each column in each row parallel to the load direction. In another
>> words if there are 4 columns in line parallel to the wind load would
>> all 4 columns be loaded?
>>
>> I have considered using loads calculated from section 6.5.15 "Design
>> Wind Loads on Other Structures". Am I wrong? If so can anyone suggest
>> what i should be doing?
>>
>> Thanks,
>> Joseph R. Grill, PE
>>
>
>
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