Residential Floor Joist Span Tji Span Tables

1 used under dry conditions with lumber moisture co ntent less than 16 percent at time of installation.

Residential floor joist span tji span tables.

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 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. True floor joist span calculations can only be made by a structural engineer or contractor.

03 01 2014 page 1 of 2 8 9 footnotes. Using floor joist span tables. Types of floor joists. This sample table gives minimum floor joist sizes for joists spaced at 16 inches and 24 inches on center o c for 2 grade lumber with 10 pounds per square foot of dead load and 40 pounds of live load which is typical of normal residential construction.

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. Continuing on from part 1. Tb 813 trus joist tji joist residential bonus room span tables tb 125 wind uplift design for trus joist tji roof joists tb 827 wall tension tie connectors for tji joists. Tree sawed and engineered.

Within each of those two tables the information is divided again into to sections one section for a dead load of 10 pounds per square foot psf and one for 20 psf. The tables look overwhelming but they are actually pretty simple to use. Joists for use in residential framing applications fall into two different categories. They are organized by two main tables one for live load deflections of l 360 and one for l 480.

Design properties 16 floor span and load tables 17 allowable holes 18 roof span and load tables 19 cantilevers 20 21 framing connectors 22 23. Residential structural design vertical structural forces we were about to start learning about floor joist span tables. This page focuses on the tree sawed variety.