Deck Joist Span Chart - Fine Homebuilding
Decks get wet and may be framed with incised treated lumber so spans may have to be adjusted. Until a few years ago, the IRC didn’t have deck joist span tables. But the 2015 IRC included a new one (Table R507.5) that will make it easy for deck builders to spec a joist size for a given span and joist spacing. The table includes spans for
Deck Joist Spacing, Span and Size Table | Doorways Magazine
The deck joist span chart below is based on the updated codes from the International Residential Code (2015), which for the first time, specifically addressed these deck design considerations. The maximum joist spans below are based on a ground snow and live load of 40 pounds per square foot and a dead load of 10 pounds per square foot. Please
Deck Joist Span & Spacing Calculator | Decks.com by
As a critical part to a deck that will last you for years to come, it’s important to find out just how many joists you’ll need to safely support your decking -- and that depends on the size of your deck and approved building permit plans. As a rule, the larger the deck, the larger the joists. For example, joists spaced 16 inches from the
Deck Framing: How to Determine Deck Framing Lumber Sizes
According to the Deck Joist and Joist Sizing Chart, 2-by-6 joists on 16-inch centers will span 9 feet 9 inches. With joists just 9 feet 7 1/2 inches long, we add in 1 1/2 inches for the ledger thickness, and another 3 inches for the rim joist which will act as our beam, and the span is exactly 10 feet.