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Re: Exit facilities in wood

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Eric,

	I'm not totally familiar with your codes; but it sounds good to me.

				Regards,


				H. Daryl Richardson
				Calgary

Eric Lehmkuhl wrote:
> 
> Regarding the design of wood beams for the exit live load of 100 psf, any
> comments on the following approach?:
> 
> - Strength : check beam for 100 psf live load and a load duration factor of
> 1.25 (seven days        duration).  This should be conservative as an
> emergency exit load is of very short duration.
> - Serviceability : check beam for 60 psf live load (this is a cantilevered
> walkway).  Who really cares what the deflection is in an emergency as long
> as everything holds up?
> 
> Eric Lehmkuhl,  S.E.
> KPFF Consulting Engineers, San Diego
> (619) 521 8500 phone
> (619) 521 8591 fax
> eric_lehmkuhl(--nospam--at)kpff.com
> 
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