Residential Floor Joist Span Tji Span Chart

They are organized by two main tables one for live load deflections of l 360 and one for l 480.

Residential floor joist span tji span chart. 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 2 67 wl 4 d x 10 5 for tji 560 joists. 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 connectors 14 15 section 2. View joist rafter tables. The table has two column sections one for joists without a cantilever and one for joists with a cantilever.

Engineered wood products ewp span and size charts for bci joists. Tree sawed and engineered. The spans are based on simple span joists. When building a house or even a deck it is important to confirm you have the correct joist sizes spans and spacing before you get started.

Joists for use in residential framing applications fall into two different categories. The following screen shot comes from the trus joist tji manual. The floor joist span chart and building code requirements are based on data from the 2012 international residential code using number 2 lumber. It shows the standard span tables for tji s.

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. The minimum bearing length is 1 spans values in bold indicate that web stiffeners are required at the osb end panel. Span entries are listed for 2 6 through 2 12 joists and 12 in 16 in and 24 in. Design properties 16 floor span and load tables 17 allowable holes 18.

Types of floor joists. Listed are 46 tables based on common loading conditions for floor joists ceiling joists and rafters. The tables look overwhelming but they are actually pretty simple to use. The maximum span is measured o c.

While most residential construction uses 2x8 joists with 16 inch spacing there are many other factors you need to consider when determining the proper joist span length. Simplified maximum span tables for selected visual and mechanical grades of southern pine lumber in sizes 2 4 thru 2 12.