Residential Floor Joist Span Tji Span Chart
This page focuses on the tree sawed variety.
Residential floor joist span tji span chart. Joists for use in residential framing applications fall into two different categories. The tables look overwhelming but they are actually pretty simple to use. Of bearings and is based on uniformly loaded joists. The maximum span is measured o c.
The minimum bearing length is 1 spans values in bold indicate that web stiffeners are required at the osb end panel. Tree sawed and engineered. They are organized by two main tables one for live load deflections of l 360 and one for l 480. Using tji span tables.
Types of floor joists. The following screen shot comes from the trus joist tji manual. Design properties 16 floor span and load tables 17 allowable holes 18. Tji 230 joists 3 25 16 7 8 14 1 1 3 8 tji 360 joists 3 8 25 117 8 14 16 1 tji 560 joists 7 16 3 117 8 14 13 w uniform load in pounds per linear foot l span in feet d out to out depth of the joist in inches el value from table above for tji 110 210 230 and 360 joists δ 22 5 wl 4 2 el.
The floor joist span chart and building code requirements are based on data from the 2012 international residential code using number 2 lumber.