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Re: Photovoltaic panel weights

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I've done a couple of these and 4 psf was the dead load.

Remember, if the DL is overestimated your net win uplift will be under
estimated
On Mar 17, 2014 5:47 PM, "Paul Blomberg" <paul.blomberg(--nospam--at)gmail.com> wrote:

> We just went through this and I just received actual loads in a submittal. 
> We average out at 3.5 psf for the PV's, frames, roof mounts and misc.
> conduits.
> 
> I used to have 12 psf for the photovoltaics but that is very conservative. 
> 
> If you are in snow country, have fun calculating the roof snow
> contribution.
> 
> 
> Paul.
> Phoenix, AZ
> 
> On Mon, Mar 17, 2014 at 12:34 PM, Drew Morris <dmorris(--nospam--at)bbfm.com> wrote:
> 
>> I have a project were the client is interested in putting on a roof
>> mounted flush photovoltaic array on a new building.  The client is
>> researching through the vendors but i need to get an approximate dead
> load
>> to do some sizing on roof joists.  Any ball park figures I can use, 10

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