Residential Floor Joist Span Tji Span Tables

Trus joist tji joist specifier s guide tj 4000 july 2019.

Residential floor joist span tji span tables.

Continuing on from part 1. Trus joist tji joists are a key part of making a high performance floor. Determine the appropriate live load deflection criteria. Joists for use in residential framing applications fall into two different categories.

3 ilevel trus joist tji joist specifier s guide tj 4500 july 2010 design properties general notes factored resistances are based on limit states design per csa o86 01. Tji joists are lightweight and come in long lengths which makes them faster and easier to install than traditional framing and saves you both. Residential construction lpi. Floor joist span tables for various sizes and species of wood.

Using floor joist span tables. Factored shear is computed at the inside face of supports and includes all loads on the span s. 9 16 tji 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. Factored reaction includes all loads on the joist.

The dimensional stability of tji joists help them resist warping twisting and shrinking that can lead to squeaky floors. Scan down the column until you meet or exceed the span of your application. Fire safe construction 3 floor performance and tj pro rating 4 5 section 1. Joist span table use these tables to determine floor joist spans based on grade of lumber size of joist floor joist spacing and a live load of 30 lbs ft 2 or 40 lbs ft 2 these tables can also be used to determine deck joist span.

For the bird s mouth roof joist bearing detail. Web stiffeners shall be cut to fit between the flanges of the lp solidstart i joist leaving a. Types of floor joists. True floor joist span calculations can only be made by a structural engineer or contractor.

Identify the live and dead load condition. Floor span tables 6 9 uniform floor load plf tables 10 11 uniform roof load plf tables 12 13. The floor joist span chart and building code requirements are based on data from the 2012 international residential code using number 2 lumber. Residential structural design vertical structural forces we were about to start learning about floor joist span tables.

Tree sawed and engineered.