Structural Timber Beams Sizes

Sample floor beam span table.

Structural timber beams sizes.

Commercial lumber sizes chart table. There are several beam span tables for all the species of wood. The full table shows more lumber sizes. Our heavy timber beams are cut to standard dimensions.

Formulas that determine the allowable span and size of a beam rely on a host of variables like species grade size deflection limit and type of load. The result is a more precise understanding of the strength. Check out our range of structural timber products at your local bunnings warehouse. The lengths and sizes of joists vary depending on the species and quality of the lumber used.

For example a 38 114 will end up as a 32 108 when planed. Visit us today for the widest range of timber products. Structural ability of sawn and engineered wood beams are predicted through mathematical calculation. We have learned from our experience to use at least a 3 1 4 x 131 groove shank nail in a column of four every foot apart down the laminate.

The 2012 irc code calls for a minimum of a 32 o c. Size selection tables headers beams. We encourage retail customers to use our click deliver or drive collect service. Beams of more than one ply must be fastened together with either nails or bolts.

The 1 grade material is more expensive than the 2 grade but if you can use fewer or. 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. This span table excerpt shows two possible sizes of built up floor beams 2 x 10 and 2 x 12. We cater for any structural timber design requirements and offer you extremely competitive prices.

Allowable load tables 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. This table is simply a sample and may not be valid for your region. A 8x12 beam will net an overall 7 x 11. Staggered pattern with at least a 3 x 120 nail.

You can do these calculations yourself or you can use span tables. Covid 19 update to customers our metropolitan melbourne stores will remain open for trade customers only. I beams and web joints. Structural wood lumber engineering properties 5 and larger.

Versa lam laminated veneer lumber lvl beams and headers eliminate twisting shrinking and splitting and deliver flatter quieter floors and structures. Machine grading measures a characteristic such as stiffness or density that correlates with the structural properties of interest such as bending strength. Engineered wood products ewp lvl span and size charts. Wood beam calculator.

Headers beams.