The illustrations one for cantilever joists and one for flush rim beam hung joists point out where joist span measurements are taken from the saddle of the ledger mounted joist hanger to the center of a dropped beam or saddle of the.
6x6 floor joist span.
Floor joist span tables for various sizes and species of wood.
Keep in mind that these figures depend on the size and spacing of joists and the overall structural loads.
Span calculator for wood joists and rafters also available for the android os.
In general the maximum span for a 4 by 6 beam is 6 feet between 4 by 4 posts.
Joist span and spacing is set by your local building code.
2 grade of douglas fir are indicated below.
Maximum floor joist span for no.
Also available for the android os.
When building a house or even a deck it is important to confirm you have the correct joist sizes spans and spacing before you get started.
Dead load weight of structure and fixed loads 10 lbs ft 2.
Joist span table use these tables to determine floor joist spans based on grade of lumber size of joist floor joist spacing and a live load of 30 lbs ft 2 or 40 lbs ft 2 these tables can also be used to determine deck joist span.
1 psf lb f ft 2 47 88 n m 2.
Span entries are listed for 2 6 through 2 12 joists and 12 in 16 in and 24 in.
Live load is weight of furniture wind snow and more.
1 ft 0 3048 m.