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