The UBC deck joist sizes and span table vs the IRC deck joist size span table Deck Connections Deck Joist Spans Deck Beams for 2x8. Deck loading
The 2015 IRC includes a new beam span table and illustrations specifically for decks. This will make it easier for deck builders to design a deck frame.
Sample Calculations for Using Joist Span and Beam Size With a 12’ deck span, the beam may be either two Ponderosa Pine Beam 1 2x6 2 2x6 2 2x6 2 2x8 2 2x6 2
Deck beam span table Deck joist span table Deck joist rule of thumb Deck Porch Construction If you see a deck framed with 2x8 pressure treated lumber
A deck beam can only span so far. Know exactly how far. Use this beam span table to help you when building decks.