Carport Timber Span Tables. Maximum joist span and cantilever (mm) span cantilever span cantilever continuous spans (continued) 85 x 40 1900 400 1700 375 90 x 35 1900 400 1700 375 90 x 45 2100 450 1900 400 120 x 35 2600 550 2400 500 120 x 45 2900 600 2600 550 joist size depth x breadth (mm) note: Span tables allow users to choose an appropriate size and stress grade to achieve spanning needs.
Posts these span tables are designed for a minimum post size of 50 x 50 x 2.5mm up to a maximum height of 3.0m. Reading the span tables example stramit From span table c, the maximum allowable single span is 2160mm.
This means that some values are slightly more conservative than span tables from other sources if those do not include the amended guidance.
S important to know the timber stress grades and sizes that combine to determine the provided below are a selection of span tables that will allow you to choose the correct product for. Timber portal frames vs truss based systems for residential. Ns = not suitable general notes 1. Maximum overhang of batten is 250 mm.
