These span tables have been prepared for a range of flooring and roofing applications in non cyclonic wind regions using boxspan steel beams and brackets produced by spantec systems pty ltd.
Floor joist residential steel beam span table.
Listed are 46 tables based on common loading conditions for floor joists ceiling joists and rafters.
Other span tables are based on the guidance given in bs 5268 7 1 which is a uniformly distributed load of 1 5kn m for spans greater than.
Continuing on from part 1.
High performance steel floor joist system set out in as 4100 nzs 3404 and as 3660 1.
Our floor joist span tables are based on loadings given in the newer amended version of bs 6399 1.
The floor joist span tables are based on the loadings given in the amended version of bs 6399 1 which is an imposed load of either a uniformly distributed load of 1 5 kn m or a concentrated load of 1 4 kn.
Joists design properties 6 floor span and load tables 7 8 tips for preventing floor noise 8 allowable holes 9 cantilevers 10 11 roof span and load tables 12 13 framing connectors 14 15 section 2.
Let s expand our house beyond that 17 2 span capability to 24 feet wide.
This design notes section shall be read in conjunction with boxspan residential span tables non cyclonic areas publication.
Speedfloor steel joist system span tables floor joist perimeter channel i z c section properties thicknesswidth depth mm mm i8 mm x 10 mm4 i y 108mm4 z x 10 3mm 140x45x1614045 1 110 1 550 103 15 860 190x45x1619045 2 305 1 550 112 24 270.
Single span ridge beam powerbox8 florida load tables 3000psi floor beam design single span cantilevers in the 2016 code beam and block load span tablessolved a simply supported steel beam will be.
You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths.
Residential structural design vertical structural forces we were about to start learning about floor joist span tables.
Design properties 16 floor span and load tables 17 allowable holes 18 roof span and load tables 19 cantilevers 20 21.
Don t worry you won t need to do a lot of calculations in determining the size and placement of the structural framing within your house design.
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.
So the house dimensions will now be 24 x 13.
Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads.
Span tables for domestic floor joists to bs 5268 7 1 note.
View joist rafter tables.
