Irregular Hip/Valley - Calculated Industries CONSTRUCTION MASTER 5 Pocket Reference Manual

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Irregular Hip/Valley

You're working with a 7/12 Pitch and half
of your overall Span is 15 Feet 7 Inches.
The Irregular Pitch is 8/12. Find the
Common rafter length, Irregular Hip/Valley
and Jack rafter lengths.
KEYSTROKE
o o
1. Find Common Rafter Length:
7 i p
RUN 15
1 5 f 7 i R
DIAG 18
d
2. Find Irregular Hip Rafter Length:
IH/V 22
8 i Ç H
H
3. Find Irregular Jack Lengths:
IJOC
IJ 1 14
Ç j
FEET
IJ 2 13
j*
IJ 3 12
j
IJ 4 10
j
IJ 5 9
j
j
Etc... Continue pressing j until last regular
Jack or "0." is reached.
* It is not necessary to keep pressing Ç when
displaying the Irregular Jack sizes.
P R G
OCKET EFERENCE
GlobalTestSupply
www.
DISPLAY
0.
PTCH 7
INCH
7
FEET INCH
0-1/2
FEET INCH
IPCH 8
INCH
7-3/8
FEET INCH
16
INCH
STORED
11-13/16
INCH
7
FEET INCH
2-3/16
FEET INCH
9-3/8
FEET INCH
4-1/2
FEET INCH
— 33
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