Patio Cover Patio Roof Beam Span Table

The figures are based on quality materials.

Patio cover patio roof beam span table.

The smallest beams for patio covers are typically 4 by 6. For free standing canopies of any height up to 3 2m use the span table marked below with an asterisk. You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths. For heavy roofs or in areas with substantial snowfall or winds call your local building department for code requirements.

Jan 15 2017 a simple buying guide for beams and rafters that support patio roofs. Includes size and spacing tables for load bearing and links to related articles. Build your patio cover or deck designing with roof rafter span tables board can span 16 ft for a wall pergola patio roof maximum beam rafter spanspatio roof beam calculatorpatio coversplease plete. The tables below give maximum spans for rafters and beams.

Choose the appropriate span table. Visit the roof framing page for more information on cutting roof rafters and visit the roof pitch calculator for determining rafter lengths based on rise and run. Rafter span tables use these tables to determine lengths sizes and spacing of rafters based on a variety of factors such as species load grade spacing and pitch. In areas with mild climates patio roofs are generally designed for loads of 30 psf pounds per square foot.

Monoslope empty under average roof height h patio height hc 3 h 4 4 h 5 5 h 6 5 hc 2 3 d a a 2 4 hc 2 8 f c a 2 8 hc 3 2 g e b monoslope blocked under.