Steel Roof Beams Span Tables

It contains span tables covering various primary and secondary beam spans with common design floor loadings.

Steel roof beams span tables.

It is intended that these tables will be used by engineers to assist in the preliminary design. In most applications boxspan beams require less depth than timber to reach the same span. You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths. Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads.

Appendix c span tables c 1 introduction this appendix has been taken from the onesteelpublication design note no. Unique strength unlike other steel rectangular hollow sections rhs boxspan has the unique qualities of having a double thickness flange and a single thickness web that effectively puts the strength where it needs to be. Beam and block load span tables difference between h beam and i structural steam beam how to single ply beam solution professional. Design of single span roof beams in roofs in houses office buidlings schools and other structures.

Distance from roof beam to next roof support i e the span of the rafter or roof truss from the roof beam to the next adjacent beam or wall. 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.