P
OCKET REFERENCE GUIDE — 31
Regular Hip/Valley and Jack Rafters
A roof’s Pitch is 9/12 and half the total
Span is 6 Feet. Find the lengths of the
Common, Hip/Valley and Jack rafters
(Jack rafters at 16 Inch On-Center
spacing):
KEYSTROKE DISPLAY
1. Find the Common rafter length:
o o 0.
6 f R RUN 6 PIES 0 PULG
9 i p PEND 9 PULG
d (Common) DIAG 7 PIES 6 PULG
(Cont’d)
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