Supplementary Document

POCKET REFERENCE GUIDE — 27
j JK 4 0 FEET 10 INCH
j JK 5 0 FEET 0 INCH
j PLMB 36.87°
j LEVL 53.13°
j CHK1 45.00°
Irregular Hip/Valley
A roof has a 9/12 Pitch, an irregular
Pitch of 8/12, and half the span is 6 Feet
7 Inches. Solve the Hip/Valley length.
On-center spacing is 16 Inches.
KEYSTROKE DISPLAY
1. Find Common rafter length:
o o 0.
9 i p PTCH 9
INCH
6 f 7 i R RUN 6 FEET 7 INCH
d DIAG 8 FEET 2-3/4 INCH
2. Enter On-center spacing and irregular
Pitch; find irregular Hip rafter:
1 6 i ß 5 (o.c.)
OC 16 INCH
8 i Ç H (Ir/Pitch)
IPCH 8 INCH
H IH/V 11 FEET 0-7/8 INCH
STORED