![]() ![]() Final design confirmation and for further design options, including continuous spans or non-uniformly loaded joists, please refer to the Dindas Design Guide or reach out to us at any of our state locations or request information through. Span tables for visual and mechanical grades of southern pine lumber joists and rafters, and southern pine lumber and glue-laminated timber (glulam) headers, beams and girders. These calculation results are only to be used as a handy guide (not for construction) when designing your project joist spans. Southern Forest Products Association Span Tables. ![]() This can be a solid bottom edge bearing (like a wall) or face fixed metal hanger. bearing conditions (35mm) or greater have been included in the design. ![]() * Joists with a Max.Centre spacing of 600mm or less = 22mm min * Joists with a Max.Centre spacing of 450mm or less = 19mm min Joist Centres are 300mm, and they can only be used at any joist centres equal to or less than 300mm centres.įlooring thickness must be checked before installation to ensure it can span the intended Max. Centres” is 600mm, the joist can be used at the lower nominated spacings ie 300mm, 400mm, 480mm, and 600mm centres. By using these tables you can find the most optimal cross-sections for the structures. The tables below describe the most common measurements according to local requirements for different Kerto LVL structures in floors, roofs and walls. Centres are the maximum centres that this joist can be installed at. Span tables for Kerto LVL beams, panels, studs and I-joists help designers work faster and more efficiently. The Class 1 classification includes two sub-classifications: Class 1a and Class 1b In these situations, they must be separated by a wall with fire-resisting and sound insulation properties. They can also be horizontally attached to other Class 1 buildings, such as terrace houses, rowhouses, or townhouses. Typically they are standalone single dwellings of a domestic or residential nature. ![]()
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