You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths.
Engineered timber beams span tables.
With engineered wood you use both live load and dead load values.
The tables used to size engineered lumber are provided by manufacturers free of charge.
Engineered i joists from dindas are cost effective and lightweight perfect for residential and commercial construction.
Span tables for domestic floor joists to bs 5268 7 1 note.
Our joists give you more options for designing economical floor joist layouts.
Be sure to also check the tables for shear values required end bearing lengths and span limitations.
Versa lam laminated veneer lumber lvl beams and headers eliminate twisting shrinking and splitting and deliver flatter quieter floors and structures.
The easiest way to size engineered wood beams is to use the span tables that the manufacturer provides.
This means that some values are slightly more conservative than span tables from other sources if those do not include the amended guidance.
Our floor joist span tables are based on loadings given in the newer amended version of bs 6399 1.
Due to variations in timber grades load sets support conditions and bearing widths the tables are not suitable as a design tool.
Span tables use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads.
Joist and rafter span tables.
An engineered wood beam is a wood product or assembly designed to replace traditional structural lumber.
Our versa lam lvl is manufactured in either alexandria lena louisiana in eastern united states or in white city oregon for the western united states.
Sizing engineered wood beams is not at all difficult.
Tables are limited to whole foot spans but the values can be interpolated for fractional lengths.
The proper size will be sorted under total and live load per foot values.
The following easi joist span tables are to be used as a basic guide to achievable joist span for given depth and spacing and should be used for estimating of feasibility only.
Dindas joists are strong light weight easy to install and available in a wide range of sizes.
Use the span table to find the thickness and depth of the engineered wood piece that should be used for your building project.
Engineered wood products ewp span and size charts for bci 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.