what size lumber for deck joist

Deck Joist Span Chart - Fine Homebuilding

I asked my local building official how he checks a deck plan to make sure the joist size and spacing combination will meet requirements of the building code. He goes to the 40 lb. live load floor joist span tables in chapter 7 of the state residential code (based on the 2012 International Residential Code).【Get Price】

Deck Joist Sizing Spacing | Decks.com | Decks.com by

For upper-level decks, 2x10 is recommended as the minimum size to use for strong guard post connections. 2x6 joists should only be used on ground-level decks that do not require, and will not provide for, any guards.【Get Price】

Timber joists and decking installation guide

MAXIMUM SPACE 40cm The maximum recommended space between joist rows depends on the angle at which you intend to lay your boards in relation to the joists, but should never exceed 40cm, please see diagram (above). Starter clips needs to be fixed to the end of the joists before laying the first board.【Get Price】

EXTERNAL DECKING Guide To Preliminary Joist and Beam Design.

Table 04 - Maximum joist spans for Decking - Strength Class C24 Imposed Load 1.5nN/m² Joist Section (mm) Joist Centres (mm) 400 Width Depth Maximum Clear Joist Span Sj (m) 38 x 97 2.00 122 2.50 147 3.00 170 3.48 195 3.99 220 4.20 47 x 97 2.15 122 2.69 14.【Get Price】

Deck Framing: How to Determine Deck Framing Lumber Sizes

When you’re putting together a deck plan, the joist size depends on the space between the joists and the length of the joists. The minimum joist size is a 2-by-6, which may span up to 11 feet 7 inches without additional support if they are spaced just 12 inches apart.【Get Price】