Wood Laminated Beam Cacluations

Window door garage door headers supporting roof loads only.

Wood laminated beam cacluations.

Laminated veneer lumber lvl is manufactured by bonding layers of wood veneers together under heat and pressure using a waterproof adhesive. Engineered wood products ewp lvl span and size charts. Laminated beam size calculator posted on april 30 2020 by sandra add or modify a columns and beams embly calculation modules beams wood beam laminated wood beams span tables ridge beam sizing chart trinity glued laminated timber beams. These tables are provided as a guideline.

Staggered pattern with at least a 3 x 120 nail. Apb is a laminated beam product that comes in 3 1 2ö and 5 1 2ö widths to match standard 2 4 and 2 6 wall thicknesses. For example you can span a 1 grade no knots southern yellow pine a greater distance than a 2 grade with knots southern yellow pine. Aitc capacity tables provide the uniformly distributed load that a glued laminated timber beam can support based on beam size span and material properties.

Having the grain of all veneers run in the same longitudinal direction results in a product that is strong when edge loaded as a beam or face loaded as a plank. Lumber species southern pine douglas fir douglas fir larch hemlock fir spruce pine fir redwood western cedar ponderosa pine red pine. The 2012 irc code calls for a minimum of a 32 o c. 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.

Glulam beams manufactured by apa members are certified with the apa trademark. The mark signifies that the manufacturer is committed to a rigorous program of quality verification and testing and that products are manufactured in conformance with ansi standard a190 1 standard for wood products structural glued laminated timber. Table specifications are provided with each table indicating conditions and assumptions used to calculate the loads. Depths range from 7 to 18 matching standard i joist depths.

Anthony power beam apb is a relative newcomer to the structural beam market positioned to compete with lvl and parallam. Aitc beam capacity tables. 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 lengths and sizes of joists vary depending on the species and quality of the lumber used.

Versa lam laminated veneer lumber lvl beams and headers eliminate twisting shrinking and splitting and deliver flatter quieter floors and structures. 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. Beams of more than one ply must be fastened together with either nails or bolts.