Tji Span Table Floor

Weyerhaeuser trus joist tji s31 s33 and s47 joists.

Tji span table floor. Design properties 3 tj pro rating and floor performance 4 5 floor span tables 6 8 fire safe construction 9 understanding and. Tji joist specifier s guide tj 4000 july 2019. Weyerhaeuser tji joist floor framing includes a series of joists made in canada. Features and benefits lvl flange for superior strength and a squeak free floor capable of spans up to 32 pre notched holes for mechanicals multiple depths and series for any application in house design and engineering long spans.

The tables look overwhelming but they are actually pretty simple to use. They are organized by two main tables one for live load deflections of l 360 and one for l 480. L 480 is the design criteria we recommend for the best performing floor. Preventing floor noise 9 tji joist floor framing 10 floor details 11 rim board selection.

The following screen shot comes from the trus joist tji manual. It shows the standard span tables for tji s. Fire safe construction 3 floor performance and tj pro rating 4 5 section 1. Trus joist tji joists are a key part of making a high performance floor.

The dimensional stability of tji joists help them resist warping twisting and shrinking that can lead to squeaky floors. Bci joists are specially constructed i joists with flanges made from strong versa lam laminated veneer lumber with oriented stranded board webs and approved waterproof structural adhesives providing outstanding strength and durability. And installation 12 allowable holes 13 cantilevers 14 15 roof span table 16 roof load tables 17. Floor span tables 4 material weights 4 floor load table 5 psf to plf conversion table 5 tji joist floor framing 6 floor details 7 rim board selection and installation 8 allowable holes 84 9 cantilevers 10 11 understanding and preventing floor noise 12 fire safe construction 12 roof framing 13 roof details 14 15 cut length calculations 15.

Using tji span tables. Tji joists are lightweight and come in long lengths which makes them faster and easier to install than traditional framing and saves you both.