The widest span in the floor joist span table in part 2 of this tutorial module showed that floor joists can span 17 2 if they are 2 x 12s spaced 12 o c.
Floor joist wood beam span table.
Listed are 46 tables based on common loading conditions for floor joists ceiling joists and rafters.
Also available for the android os.
So the house dimensions will now be 24 x 13.
Our floor joist span tables are based on loadings given in the newer amended version of bs 6399 1.
Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads.
Simplified maximum span tables for selected visual and mechanical grades of southern pine lumber in sizes 2 4 thru 2 12.
Let s expand our house beyond that 17 2 span capability to 24 feet wide.
Span calculator for wood joists and rafters also available for the android os.
Span tables for domestic floor joists to bs 5268 7 1 note.
View joist rafter tables.
This means that some values are slightly more conservative than span tables from other sources if those do not include the amended guidance.