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Posted to alt.home.repair
Goedjn
 
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Default Spans for beams under cottage ?

On 25 May 2006 05:25:07 -0400, wrote:

Goedjn wrote:

If you're supported built-up beams of trippled 2x8s spaced 8' oc,
then each beam mid-floor is supporting 480 PLF.


How do you figure that?


20 PSF dead load, 40 PSF live load. 60 PSF total,
for 4 feet on either side of the beam.