First of all you need to design the layout of building.
Hip roof porch framing.
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Now draw the centerlines for all rectangles that are formed inside.
As you can see the truss angles are constructed to maintain the same slope.
Porch roof extensions for hip roof porch extensions from an existing building wall you can use half the calculator results.
Tommy silva gives the apprentices a lesson in hip roof framing.
Now outline the biggest rectangle inside the building layout.
Nail the jack rafters to the hip rafters and secure them to the walls.
Minus ridge thickness to allow for ridge becoming pole plate roof peak will be slightly higher ridge thick must be same.
Hip porch roof framing this style that can be used for framing your porch is a little complex or more difficult to make.
Http bit ly subscribethisoldhouse he explains the difference b.
Hip and valley roof framing is no so complex as compared to hip roof framing procedures.
Next soffit framing is installed along the roofs edge.
Depending on the size of the roof most hip roofs will have 4 6 short jack rafters that are spaced out every 20 inches 51 cm between the hip rafters and the king common rafters.
Here roofs are constructed with an angle of 90 degrees.
There are also no gables plus the slope of it is normally relatively gentle and also gives a lower appearance.
When building a porch roof with trusses on this type porch the corner and subsequent trusses are built a little differently due to the slope of the roof.
It s because all the sides of the roof will slope downward to your house walls.