Sheathing Cut; Regular Hip/Valley And Jack Rafters - Calculated Industries 44080 Construction Master Pro Desktop v3.0 User Manual

Sheathing Cut

You have framed an equal pitch roof and need to apply the roof
sheathing. Find the distance from the corner of the sheathing so that
you can finish the run at the Hip rafter and cut the material. The
pitch is 6 inches and you are using 4-foot by 8-foot plywood, with the
8-foot side along the plate.
KEYSTROKE
1. Enter pitch:
o o
6 i p
2. Enter width of plywood:
4 f d
3. Find length of sheathing:
R

Regular Hip/Valley and Jack Rafters

You're working with a 7/12 pitch, and half your total span is 8 feet 5
inches:
(1) Find point-to-point length and cut angles for the common rafter;
(2) Find the length and cut angles of the adjoining Hip (or Valley) and;
(3) Find the regular jack rafter lengths and cut angles (jack rafters
at 16 inches on-center spacing).
KEYSTROKE
1. Find Common rafter length and Plumb and Level cuts:
o o
8 f 5 i R
7 i p
d
d
d
2. Find Hip/Valley rafter length and cut angles:
H
H
H
H
66 — C
ONSTRUCTION
M ® P / T
ASTER RO
DIAG 4
RUN 3
FEET
RUN 8
DIAG 9
FEET
H/V 12
/ D
RIG ESKTOP
DISPLAY
0.
PTCH 6
INCH
0
FEET INCH
6-15/16
INCH
DISPLAY
0.
5
FEET INCH
PTCH 7
INCH
8-15/16
INCH
PLMB 30.26°
LEVL 59.74°
10-1/2
FEET INCH
PLMB 22.42°
LEVL 67.58°
CHK1 45.00°
(Cont'd)