This roof framing diagram illustrates how a hip roof is built.
Roof framing terms diagram.
Some of these can support the roof and prevent ridge sagging and wall spreading.
A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load.
The first approach to achieving a strong durable struc.
20 psf dead load roof live or snow load snow load 20 psf 30 psf 50 psf 70 psf roof span feet rafter slope rafter spacing.
There are many types of roof trusses as wall as many types of roofs more types than there are parts.
Where number of nails is designated as or resulted to more than 15 connection shall be evaluated by a design professional.
If the unit of rise in inches is 3 then the cut is the unit of rise and the unit of run 12 inches or 3 12.
American forest paper association wood construction data 1.
Roof framing involves a lexicon all its own.
Details for conventional wood frame construction.
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.
The roof truss structure and design is integral to roof structural integrity and shape.
1 8 pitch is given so 24 x 1 8 equals 3 or unit of rise in inches.
The angle of the roof slope measured as x inches per 12 x 12.
When repairing or replacing a roof it pays to be familiar with these terms.
Drive through nearly any neighborhood and you can see that roofs have many different shapes.
Collar ties rafter ties tension beams structural ridge beams.
Line length is the hyptenuse of the triangle whose base equals the total run and whose altitude equals the total rise.
To calculate a roof s pitch place a carpenter s level positioned level on roof line measure out 12 on the level from that 12 point measure down to the roof line.
Includes illustrations that show roofs have hip rafters ridge boards jack rafters and more.
Roof framing rafter layout.
Here is a closer look at common roofing terms.
Many homes combine roof types on one roof.
Houses have gable hipped mansard gambrel flat and shed roofs.
This article and series of illustrated diagrams shows you all the parts of a basic roof truss king truss and queen truss.
Roof pitches commonly range from 4 12 to 8 12.
It is a waterproofing layer made of regular felt stacked above the solid.
This will the first point of the rafter measurement line using the results of your rafter length calculation measure from this point along the rafter measurement.
This roof has horizontal battens for tile or metal.