Liberty Instructions

125"
(317,5 cm)
NH as
temporary
supports
OO as
temporary
support
23
RAFTER ASSEMBLY JIG
PARTS REQUIRED:
x8
FINISH
4
Build a Jig to ensure all Rafters are assembled the same.
Mark a straight line on the Floor from corner to corner (Fig.A)or on sill
plates to  t measurements (Fig.B).
Screw blocks in place to measurement shown.
Makesureblocksaresquareandat125"(317,5cm)
You have  nished building a RafterJig.
2
3
BEGIN
¸
1
1-1/4" (3,2 cm)
Chalk Line
Square
Fig.B
Fig.A
125'
(317.5cm)
Flush
GBB
GBB
OO
NHNH
GBB
GBB
Flush
DOOR
18-1/2°
(2) 1-1/4" (3,2 cm)
Screws per block
1 x 3 x 7-1/2" (2,5 x 7,6 x 19 cm)
x4
GBB
125'
(317.5cm)
Rafterjigonwoodoor Rafterjigonconcreteslab
and sill plates
22-3/4'
(57,8cm)