Laying Off Plumb Cut Of Hip Or Valley Rafter For Square Cornered Buildings. Assuming a position with reference to the rafter similar to that in framing the common rafter, lay off the plumb cut using 17" on the tongue, and on the blade the rise per foot of run of the roof, or common rafter, which is also the rise of a hip or valley on that roof per 17 " of hip or valley run. Scribe along the blade.
Fig. 60. Framing Table for Hip or Valley Rafters.