Steel Roof Truss Span Table

Just as there are many types of roofs with many roof parts there are many different types of roof trusses this extensive article explains through a series of custom truss diagrams the different truss configurations you can use for various roofs.

Steel roof truss span table.

Floor joist span use this table to determine the maximum lengths of floor joists based on species of lumber joist spacing and joist size. Options to set the roof girders on wood post or concrete wall also available. Roof truss span tables alpine engineered products 15 top chord 2x4 2x6 2x6 2x4 2x6 2x6 2x4 2x6 2x6 2x4 2x6 2x6 bottom chord 2x4 2x4 2x6 2x4 2x4 2x6 2x4 2x4 2x6 2x4 2x4 2x6 2 12 24 24 33 27 27 37 31 31 43 33 33 46 2 5 12 29 29 39 33 33 45 37 38 52 39 40 55 3 12 34 34 46 37 39 53 40 44 60 43 46 64 3 5 12 39 39 53 41 44 61 44 50 65 47 52 70. More roof calculators roof truss calculator how to cut rafters.

Span tables below illustrate common combinations of the multiple variables available. To size joists and rafters use the maximum span tables for southern yellow pine. Keep in mind that these tables are for estimations only. Metal plate connected wood trusses hib 91 by permission of truss plate institute inc.

The load span tables shown below demonstrate only a tiny subset of the possible combinations available with trussteel cfs roof trusses. Span calculator for wood joists and rafters also available for the android os. 05425 cold formed steel trusses roof truss spans every trussteel roof truss is a custom design based upon the unique load span bearing use and code criteria of a particular project. A sl series truss is a single slope truss that includes steel girders and steel columns with clear span widths from 10 through 80 with available eave heights of 8 through 20.

You can use sbca s span charts to roughly determine truss sizes available. While this article focuses on configurations we also have a very cool set of illustrations showcasing the different parts anatomy of roof trusses. Also available for the android os. Floor truss span chart each individual floor truss design is unique based on multiple variables.

Included are a series of representative roof truss span tables that will give you an idea of the truss spans available for a particular load condition load duration lumber type and truss configuration. Tcll 40 psf tcll 80 psf tcll 125 psf truss spacing truss spacing truss spacing 12 16 19 2 24 12 16. Geometry loading spacing bearing conditions etc. Roof floor truss manual 7 31 08 10 43 am page 11.

Pre welded clips on 2 centers for wood or steel secondary framing. This rafter span calculator is species specific for douglas fir hemlock etc.