With your square set on the main roof side of the hip rafter step off the true run of the first hip jack using the pitch of the main roof hip 8 15 5 8.
How to build a hip roof with different pitches.
How to use the hip roof framing calculator.
Discover 5 types of hip roofs plus 22 examples of many houses that incorporate all the different hipped roof styles.
For example in an equal hip roof with an 8 12 pitch the pitch of the hip rafter would be 8 17.
Select the following information by using the drop downs to enter values in feet and inches.
From simple to very complex computer generated hip roof designs.
But here it will be different since the hip rafter doesn t lie at 45 degrees to the commons.
The procedure for the erection of a simple hip roof.
For each successive jack rafter step off the common difference.
The pitch of the unequal hip rafter can be expressed in relation to either the main roof or the secondary roof.
A hip roof or a hipped roof is a style of roofing that slopes downwards from all sides to the walls and hence has no vertical sides.
After a taking some measurements and doing a bit of ciphering we established that the steepest pitch we could use on the porch roof was 4 in 12.
A sketchup model helps clarify how various rafters and framing components are assembled in an off angle hip and valley configuration.
The slope of a hip roof tends to be the same for all four sides.
Mark a plumb line.
This is the centerline of the first jack.
The hip roof can have all four sides the same measurement or two long sides and two short sides.
The procedure for the erection of a simple hip roof.
Learn more about off angle roof framing.
More information can be found about the shape and design features of hip roofs in wikipedia s article on hip roofs then you can return here for how to build yours.