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T
H
IS
IS
A
1
5
°
S
L
O
P
E
T
H
IS
IS
A
1
0
°
S
L
O
P
E
T
H
IS
IS
A
5
°
S
L
O
P
E
ALIGN THIS EDGE WITH A VERTICAL SURFACE
(TREE, BUILDING, FENCE POST, POLE ETC.)
EXAMPLE:
C
O
MP
ARE
SLOPE WI
TH FOLDED
EDGE.
FOL
D
ALON
G AP
PROP
RIA
T
E
L
INE
T
H
IS
IS
A
2
0
° S
L
O
P
E