Gable a gable roof has a ridge at the center and slopes in two directions.
Pitched roof framing plan.
For instance a 4 12 pitch denotes a roof rising 4 inches for each 12 inches.
The steepness of slopes will be a factor that affects the the compensation rates of a roofer.
Which is equal to 1 4 or 1 3 the total span of the building not counting any overhang.
Ridge board v s beam.
Ridge board ridge beam.
Ridge beam sits below the rafters.
A roof framing plan shows the size and direction of the construction 425 figure 20 1 the shape of the roof can play an important role in the design of the structure as seen in this home by the architect robert roloson.
The point at which all the raftersare attached to.
Supported by lally columns.
Having the correct pitch is important.
To frame a roof start by choosing a roof style like a frame or gabled.
Transfers the loadof the roof through the raftersto walls below.
It is the form most commonly used by the navy.
Roof framing plans are usually required for complicated residential roof shapes and for most commercial projects.
It is simple in design economical to construct.
Types of roofs the most commonly used types of pitched roof construction are the gable the hip the intersecting and the shed or lean to.
Pitch for a gable roof the most common is generally 1 4 or 1 3.
Parts of a roof.
Then gather your measurements by calculating the run rise and length of each rafter segment in feet and the pitch of your roof in inches.
Pitch also has its own denotation determined by the rise in inches in 12 inches.
Common types of roofs and basic framing terms.
An example of each is shown in figure 2 1.
A ridge board is a horizontal member of the roof frame.