Engineered Floor Joist Span Tables

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.

Engineered floor joist span tables. The apa mark of quality. The l 480 table with a 40 per square foot live load and a 20 per square foot dead load with a depth of 11 7 8 inches will give you spans according to joint weight. Apa pris are recognized through icc es esr 1405.

This is the most common as the typical span is 15 feet. So our house would look like the picture below with all floor joists 2 x 8. Lead innovation and design to create a suite of engineered wood products including i joist lvl microllam lsl timberstrand and psl parallam pushed the limits of span charts to make the open floor concepts of today a reality has been the 1 used i joist for the past 14 years.

Design properties 16 floor span and load tables 17 allowable holes 18 roof span and load tables 19 cantilevers 20 21. These tables can also be used to determine deck joist span. Since the example house we are designing for is 12 feet wide we need to find in the floor joist span table a joist size and centering that can span 12 or wider.

Engineered wood products ewp span and size charts for bci joists. Trus joist tji joists are a key part of making a high performance floor. The dimensional stability of tji joists help them resist warping twisting and shrinking that can lead to squeaky floors.

Tji joists are lightweight and come in long lengths which makes them faster and easier to install than traditional framing and saves you both. 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. 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 tables.

Floor joist span tables for various sizes and species of wood 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.