Residential Floor Joist Span Tji Span Chart

Joists for use in residential framing applications fall into two different categories.

Residential floor joist span tji span chart.

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. It shows the standard span tables for tji s. Tree sawed and engineered. Of bearings and is based on uniformly loaded joists.

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. Simplified maximum span tables for selected visual and mechanical grades of southern pine lumber in sizes 2 4 thru 2 12. The floor joist span chart and building code requirements are based on data from the 2012 international residential code using number 2 lumber. Listed are 46 tables based on common loading conditions for floor joists ceiling joists and rafters.

View joist rafter tables. Span entries are listed for 2 6 through 2 12 joists and 12 in 16 in and 24 in. Types of floor joists. Engineered wood products ewp span and size charts for bci joists.

The maximum span is measured o c. The tables look overwhelming but they are actually pretty simple to use. The table has two column sections one for joists without a cantilever and one for joists with a cantilever. Design properties 16 floor span and load tables 17 allowable holes 18.

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. Using tji span tables. The following screen shot comes from the trus joist tji manual.

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. The minimum bearing length is 1 spans values in bold indicate that web stiffeners are required at the osb end panel.