2x6 Roof Rafter Span Chart

This calculator helps you make the rafters of the suitable sizes required for your roofing.

2x6 roof rafter span chart. For roof live loads less than 20 pounds per square foot psf rafter spans and required e values tabulated for 20 psf shall be permitted to be adjusted in accordance with the fol lowing table. For heavy roofs or in areas with substantial snowfall or winds call your local building department for code requirements. Rise and run means that a 6 12 pitch roof has 6 of rise vertical for each foot of run horizontal. 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.

Maximum rafter spans for a patio roof in areas with mild climates patio roofs are generally designed for loads of 30 psf pounds per square foot. Means that your shed should be no wider or longer depending on how you orientate your single sloped roof than 11. Listed are 46 tables based on common loading conditions for floor joists ceiling joists and rafters. Our roof rafter calculator tools are handy for calculating the number of rafters needed rafter length calculator lineal feet of rafter board feed in ridge and sub facia and the total board feet in the roof.

Ceiling joist span use this table to determine the maximum lengths of ceiling joists based on species of lumber joist spacing and joist size. Rafter is a sloping beam usually wood that supports a pitched roof. Rafter spans can be extended slightly beyond what the rafter tables suggest when there is a cantelever extending beyond the supporting wall. If you have a single sloped roof then the 11 span distance for 2 4 rafters o c.

Also available for the android os. Therefore for gable roofed sheds the rafter span table is indicating how far a rafter can span half of your shed s width. Use our online rafter length calculator to quickly compute the length of the shed roof rafter by entering the measurements of overhead length of roof span pitch or angle. View joist rafter tables.

Span calculator for wood joists and rafters also available for the android os. Rafter spans are tabulated for the most common roof loads.