Wood Beam Spans Calculator

Aitc beam capacity tables.

Wood beam spans calculator.

These tables are provided as a guideline. Learn how with this residential structural design tutorial. Another simple column calculator. Beams of more than one ply must be fastened together with either nails or bolts.

Window door garage door headers supporting roof wall floor loads. Learning how to design with them becomes straight forward with a few pointers. Tables providing size selections for various beam spans and loading combinations for southern pine dimension lumber and southern pine glued laminated timber are available for the following applications. Also available for the android os.

Combined axial and bending load calculator. Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads. You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths. Two point loads at one third points on a simple beam.

Numbers in blue are joist spans beam to beam or house to beam. Span calculator for wood joists and rafters also available for the android os. Selects the lightest sawn lumber beams after entering values for span spacing species grade deflection criteria and design criteria i e design for bending shear deflection lateral support or any combination thereof. Steel i beam.

Beam span calculator for help simply click on the beside the section you need help with watch this tutorial video. The numbers in gray indicate the distance between the support posts. According to the 2012 irc codes any beam joist or header shall never have a bearing of less than 1 1 2. How to read floor beam span tables page includes a span calculator.

Selects the lightest laterally supported w shape steel floor beam after entering values for span spacing yield. Simple beam point load at midspan. Table specifications are provided with each table indicating conditions and assumptions used to calculate the loads. Window door garage door headers supporting roof loads only.

Wood framing tables can contain a lot of information in one table. Rafter and ceiling joist forces. Simple beam point load at any location. Aitc capacity tables provide the uniformly distributed load that a glued laminated timber beam can support based on beam size span and material properties.

Lumber species southern pine douglas fir douglas fir larch hemlock fir spruce pine fir redwood western cedar ponderosa pine red pine. Anything 5 and above we always at least double cripple. Uniformly loaded beam overhanging post calculator. On longer spans the beam may require much more bearing space as indicated by this table.