Roof Over Framing Detail

Whenever possible begin trim installation at the downwind end of the roof farthest away from the source of prevailing winds to al low flashing laps to face away from wind driven rain.

Roof over framing detail.

The rafters carry the applied loads to the exterior walls. A horizontal timber or metal resting at the peak of the roof the rafters and trusses are connected to the ridge board for a cohesive framework. Roof framing ceiling joists parallel to. Roof framing is the next building component found within the load path.

The rise or height of the roof at its peak is the altitude of the triangle. Framing over bearing partition platform construction. Over framing is when you frame a roof section on top of another roof section such as when joining a l shaped roof with each section at right angles to each other etc. You will need to attach the porch rafters to the house roof rafters and replace the roofing and flashing.

Time of manufacture producing mill number and the grad. Rafters should be attached to the header beam using hurricane ties. The run or half the building span is the base of the triangle. Below is a link to a roof plan with a section that is over framed see note 3.

The function of each component is. Framing over bearing partition balloon. It is a waterproofing layer made of regular felt stacked above the solid. It is used where large buildings are framed under one roof where hasty or temporary construction is needed and where sheds or additions are erected.

A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load. Refer to the details. The shed roof or lean to is a roof having only one slope or pitch. If you are tying the shed roof into an existing roof on the house you will need to remove the shingles and sheathing to expose the roof framing.

The roof framing must support the roof decking and sheathing and resist loads applied to the sheathing and transfer loads vertically to support walls or frames. The roof is held up by walls or posts where one wall or the posts on one side are at a higher level than those on the opposite side. Rafters act more like the top chord of a roof truss than as a roof joist. In a rafter roof all of these components are required to provide a stable roof.

The exposed edges of the 3 layers of rigid insulation are no longer exposed. Needed to tie the roof together where the rafters are framed at an angle to each other. Include roof pitch roof geometry slope length and climatic factors such as heavy snowfall or rainfall. And the line length measurement from the roof peak to the building wall is the hypotenuse.