what is the maximum span of 2 x 8 decking joists

Decks.com. Joist Span Calculator,Find out how far your deck joists can span when framing your deck. Choose from Southern Pine, Ponderosa Pine and Western Cedar and from 2x6 up to 2x12 joists.You can change the on center ... 2 x 6, 2 x 8, 2 x 10, 2 x 12. Joist Spacing.

Span Tables for deck joists, deck beams, and deck flooring, giving ...,If you see a deck framed with 2x8 pressure treated lumber (typically Southern Yellow ... (8" -2) x 2 = 12' = maximum allowable span for a generic "deck floor joist".

Maximum Floor Joist Span - Engineering ToolBox,1 and No. 2 Grade of Douglas fir and maximum span floor joists - imperial units. ... (inches), Joist Spacing Center to Center ... 2 x 8, 12, 16' - 6", 15' - 10", 15' - 7".

How Far Can a Deck Joist Span? - Fine Homebuilding,Mar 8, 2015 ... The 2015 IRC includes a new table R507.5 Deck Joist Spans for Common Lumber Species. ... for deck builders to spec a joist size for a given span and joist spacing. ... Span entries are listed for 2×6 through 2×12 joists and 12 in., 16 in., ... So run the table by your building official for approval before using it.

Cantilevers in the 2015 Code | Professional Deck Builder | Codes ...,A southern pine (2) 2x12 beam can span 8 feet when supporting joists spanning a maximum of 14 feet, and it can cantilever 2 feet beyond the posts on each...

Joist Layout for Stronger Decks | Professional Deck Builder ...,Consider span, spacing, and depth to build beyond code for a small upcharge. ... suggest an imminent structural failure, just joist spans stretched to the max. ... Spacing 2x10 joists at 16 inches, instead of 24 inches, on-center provides a...

Decks.com. Deck Joist Sizing and Spacing,2x6 joists should only be used on ground-level decks that do not require, and will ... to strengthen the deck frame or to increase maximum allowable joist spans.

Maximum Joist Spacing for Decks Southern Pine Deck Joist ...,of 20' -7 ½. Southern Pine Deck. Beam Maximum Spans*. Lumber. Size. Total Deck Joist Span (including cantilever). (Less than or equal to). 2- 2 X 6. 6'. 8'. 10'.

Decks.com. Beam Span Chart Table,Beam span maximums are based on a maximum anticipated live load. ... The longer the joist, the more area of deck the joist supports, and thus the beam supports ... A double 2x12 beam can span 12 feet; a (2) 2x10 can span 10 feet and so on...