![]() Installation details can be found throughout TJ-9000 (EAST) TJ-9020 (WEST) - our beams, headers, and columns specifier’s guide.Īs with most things, this document has its limitations. ![]() No more than 3 holes per span are permitted. Diagram applies for simple and multi-span applications with uniform loading. For deeper beams, the maximum hole diameter is 2 inches. Required information to adequately size a member: 1/3 span 1/3 span 1/3 span For beam depths (d) of 4-3/8, 5-1/2, and 7-1/4 inches, the maximum hole diameter is 1, 1-1/8, and 1-1/2 inches, respectively. Clear Span - the distance between the two inside surfaces of the span supports the distance that is unsupported, or simply, the opening.Bearing - a structural element that supports weight/loads.Dropped Beam - a beam that will be below the members it is supporting.To calculate maximum spans of additional species of lumber, use the Span Calculator or the Span Tables for Joists and Rafters on the American Wood Council website. ![]() Contact your local building code officials to determine the building code for your area. Our manufacturing process creates uniform and predictable products, all with a limited lifetime warranty. Weigh all of the elements when designing wood structures. From window openings to garage door headers, Microllam LVL is a versatile solution that supports heavy loads without worry. Flush Beam - a beam that will be in the same elevation as the members it is supporting A versatile performer in a wide range of structural applications.For exterior/wet applications, see TJ-7102 The wood is placed in a depressurized holding tank that removes the air and replaces it with a preservative. Pressure Treated - wood that has been infused with chemical preservatives to protect the wood from rot.Nomenclature/terminology of this document: Whether you are a designer, builder, or a DIY'er, this document is intended to provide us with the necessary information to size a support member quickly and adequately for you. Sometimes renovations are more challenging like replacing a load-bearing wall or adding an addition to the existing structure. Sometimes this means something simple, like painting, or a little more difficult, like replacing the floors. Allows long spans for open floor plans without intermediate posts or columns Has warm, unique grain that is perfect for applications with exposed beams. It is not uncommon for homeowners to renovate their residences. Ridge Beams 1011 Headers Supporting Floor and Roof 1213.
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