Shed Roof Beam Span Calculator

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.

Shed roof beam span calculator. You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths. Most interior beams need to include the roof load. If there is are any questions about anything else then you should contact your supplier or an engineer. Rise and run means that a 6 12 pitch roof has 6 of rise vertical for each foot of run horizontal.

Also available for the android os. This calculator helps you make the rafters of the suitable sizes required for your roofing. Ridge beams and boards modern raising ceiling joists jlc technical steico construction roof rafter collar tie calculations structural ridge beamtimber steel framing manual single span ridge beamglulam ridge beam span table elcho. For heavy roofs or in areas with substantial snowfall or winds call your local building department for code requirements.

This calculator matches up with 90 of the applications in the 2012 international residential code book. 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. Span calculator for wood joists and rafters also available for the android os. In other words if there is a 1 1 2 ridge board nailed into the wall and the width of the lean to is 96 then the run will be 94 1 2 96 1 1 2 94 1 2.

Rafter is a sloping beam usually wood that supports a pitched roof. 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.