asked in category: General Last Updated: 26th March, 2021

# How far can a triple 2x12 beam span?

of 14 feet for a triple 2x12.

Simply so, how far can a 2x12 beam span?

When supporting joists that span 12 feet with no overhang beyond the beam, a double ply beam can span in feet a value equal to its depth in inches. A double 2x12 beam can span 12 feet; a (2) 2x10 can span 10 feet and so on.

Also, how far can a triple 2x6 beam span? A triple 2x6 beam over a span of 10' feet should be more than sufficient for normal deck loads.

Hereof, what size lumber can span 20 feet?

Re: 20 foot clearspan beam size In that case, you need something like a 12-16" GLULAM or LVL to span the 20' and can use simple 2x8-10 dimensional lumber 16"OC as floor joists.

How far can a 2x8 beam span without support?

In general terms, joists spaced 16 inches on center can span 1.5 times in feet their depth in inches. A 2x8 up to 12 feet; 2x10 to 15 feet and 2x12 to 18 feet. The larger the deck, the larger the joists.

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26th March, 2021

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