Roof pitch use recommended minimum roof pitches as specified by roof sheet supplier.
Pergola patio roof beam span table.
Patio beam span calculator posted on april 5 2020 by sandra please plete the items below and pergola beam span 18 professional deck builder forums build your patio cover or deck.
For heavy roofs or in areas with substantial snowfall or winds call your local building department for code requirements.
For heights outside these ranges contact stramit for further information.
Jan 15 2017 a simple buying guide for beams and rafters that support patio roofs.
Patio roof maximum beam rafter spans what is max distance between posts pergola main beams span building span tables for 8 x12 x24 western red pergola beam span calculator.
The tables below give maximum spans for rafters and beams.
In areas with mild climates patio roofs are generally designed for loads of 30 psf pounds per square foot.
Flat roof span tables allow for a maximum roof pitch of 5º.
Maximum patio height hc is 3 2m.
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.
Span tables are based on patio height and average roof heights as specified in the empty under and blocked under selection tables.
The figures are based on quality materials.