Framing A Hip And Valley Roof

Roof framing geometry kernel rafter lengths roof ratio multiplier.

Framing a hip and valley roof.

Subscribe to this old house. I ll start at the beginning with the easy bits before tackling the more complicated stuff and that way hopefully i ll make it really clear and easy to understand exactly how to set out measure cut and install hip and valley roof rafters. Now draw a 45 degree line from each corner toward the centerline that can help to establish location specifications for. Hip rafter ratio length multiplier hrrlm 18 12 1 5 common rafter length multiplier crlm 13 4164 12 1 11803.

Rick arnold frequent contributor to fine homebuilding and the journal of light construction presenter at jlc live the katz roadshow the remodeling show. Http bit ly subscribethisoldhouse he explains the difference b. Tommy silva gives the apprentices a lesson in hip roof framing. Divide the rafter length by 12 of run to calculate the roof ratio multiplier.

Start with a layout of a rectangular shape building. Hipped roof construction can seem quite complicated to grasp at first but i m going to break it down and explain each area in detail.