Maximum Roof Overhang Without Support

And can i put tile on a 4 12 roof.

Maximum roof overhang without support.

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. In general roof overhangs offer an effective solution for how to protect windows doors and entryways. This will protect a roof from most types of damage. For heavy roofs or in areas with substantial snowfall or winds call your local building department for code requirements.

Max overhang is jl 4 max jl for southern pine for example on 16 centers is 10 6 126 so the max overhang is 126 4 31 5 details are here. Roof overhangs can extend farther than 2 feet but beyond this length they begin to lose structural integrity and require external supports. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood.

The size of the roof overhang you choose depends largely on the style of your shed s roof. Problem is the structural support is 5 8 out from the house. Also i am putting rigid foam on the outside of my walls so i will have about 2 1 2 of material past the sheathing. Prescriptive residential deck construction guide awa b.

A typical metal roof overhang may be 2 to 4 inches or even less. Does this include drip edges that protrude or rain gutters or is it just the wood structure. Two feet is the general maximum length for a typical roof overhang. The irc gives a maximum of 24 for roof overhangs.

I m thinking 2 8 16 o c with tile roof per his request 4 12 pitch. If the roof overhang is not big enough then the only way to protect these windows doors and entryways is by recessing them into the thick exterior wall or by installing special casing and flashing for each door or entryway. Guy wants a roof over his 2nd floor patio 9 out from the house. That said overhangs can extend as far as 2 without the need for external supports.