2nd Floor Floor Joist Span Chart

2 grade of douglas fir are indicated below.

2nd floor floor joist span chart. See our complete chart of floor joist size span and spacing requirements before you build. 1 psf lb f ft 2 47 88 n m 2. See the image below for an example of joists spaced 16 on center 16 o c. Apa performance rated i joists pris are manufactured in accordance with pri 400 performance standard for apa ews i joists form x720 this performance standard provides an easy to use table of allowable spans for applications in residential floor construction allowing designers and builders to select and use i joists from various member manufacturers using just one set of span.

Live load is weight of furniture wind snow and more. The considered subfloor is a 20 oc apa rated panel for joist s spacing of 12 16 and 19 2 o c. True floor joist span calculations can only be made by a structural engineer or contractor. And is a 24 oc apa rated panel for joist s spacing of 24 o c.

Looking at this table you will see there is a choice in the size of floor joist 2 x 6 2 x 8 2 x 10 or 2 x 12 and there is a choice in the joist spacing 12 16 or 14. 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. Floor joist span tables for various sizes and species of wood. The subfloor must be glued as per apa specification afg 01 or astm d3498 and nailed as per nds icc ibc irc code.

The outside of the rim joist is flush with the stud wall beneath to ensure that the house boxing and siding will be even. 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. Dead load weight of structure and fixed loads 10 lbs ft 2. The rim joist boards typically 2 by 10s or 2 by 12s install edgewise around the perimeter of the first floor top wall plate also called the tie plate.

1 ft 0 3048 m. Engineered wood products ewp span and size charts for bci joists. Maximum floor joist span for no.