
POCKET REFERENCE GUIDE — 27
j JK 4 249. MM
j JK 5 0. MM
j PLMB 36.43°
j LEVL 53.57°
j CHK1 45.00°
Irregular Hip/Valley
A roof has a 225/300 mm Pitch, an irreg-
ular Pitch of 200/300 mm, and half the
span is 2000 mm. Solve the Hip/Valley
length. On-center spacing is 400 mm.
KEYSTROKE DISPLAY
1. Find Common rafter length:
o o 0.
2 2 5 Ç 9 p PTCH 225. MM
2 0 0 0 Ç 9 R RUN 2000. MM
d DIAG 2486. MM
2. Enter On-center spacing and irregular
Pitch; find irregular Hip rafter:
® 5 (o.c.) OC
STORED
400. MM
2 0 0 Ç 9 Ç H Ç 9 (Ir/Pitch)
200. MM
H IH/V 3353. MM
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