1 ft 0 3048 m.
2x12 floor joist span chart.
Hem fir 2 joists with a live dead load of 40 10 psf.
2 grade of douglas fir are indicated below.
Span calculator for wood joists and rafters also available for the android os.
View joist rafter tables.
Maximum floor joist span for no.
Simplified maximum span tables for selected visual and mechanical grades of southern pine lumber in sizes 2 4 thru 2 12.
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.
We ve included 2x6 2x8 2x10 and 2x12 joist spans and more.
1 psf lb f ft 2 47 88 n m 2.
Floor joist span tables for various sizes and species of wood.
Also available for the android os.
Listed are 46 tables based on common loading conditions for floor joists ceiling joists and rafters.
Spans in this table were derived from the irc table r502 3 1 2 design criteria.