Now draw the centerlines for all rectangles that are formed inside.
Unequal hip roof framing.
It is advisable to prepare a framing plan as shown in fig.
Where roofs of unequal pitch join it requires careful layout to create equalwidth soffits with equal height fascias.
If the wall plates are all square of equal lengths then the hipped rafters would form a pyramid shape like the picture above normally a roof is rectangle and there are more yellow common rafters.
Here roofs are constructed with an angle of 90 degrees.
It remains for the student to make the applications to uneven pitches.
Not infrequently a roof must be framed in which several pitches are involved.
Hip and valley roof framing is no so complex as compared to hip roof framing procedures.
Drawing a superimposes the common rafters for the two roof pitches and illustrates the problem that occurs when roof layout starts at the outside edge of the exterior walls.
Framing a roof of uneven pitch.
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All of the principles necessary for framing such a roof have been developed.
Now outline the biggest rectangle inside the building layout.
The hips are in red common rafters yellow and for hips to work on a square roof like above each member is equal.
Framing a roof of uneven pitch.
First of all you need to design the layout of building.
Select the following information by using the drop downs to enter values in feet and inches.