13
GB) FELLING
GR)
H
F
D
6.
G
B
E
A
C
I
L
5cm
K
J
K
L
M
J
GB) ILLUSTRATION 6.
A
) Wear a hard hat.
B
) Consider the direction in which the tree leans.
C
) Be wary of dead limbs.
D
) Clear out the underbrush around the tree to be felled.
E
) Prepare a path of safe retreat.
F
) Consider the distribution and weight of heavy limbs.
G
R)
Keep all bystanders at a safe distance (at least twice the height
of the tree).
H
) Consider wind direction.
I
)
CAUTION
Do NOT fell trees near power lines or near buildings which could
be struck by falling limbs or the tree itself.
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I
)
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GB
) To control the direction (
J
) in which a tree will fall, a “NOTCH” (
K
)
is cut into the tree before the (
felling
) “BACK CUT” (
L
) is made. A
band of uncut wood is left
between
the notch and the back cut (see
“
M”
in illustration
7
).
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"3%*% 1 &33# '>6&- 3%'> ! %$&"! !
%6%-*! "&#! (+%*% & “M” 2 %5 7).
GB
) Study the illustrations- learn how to control the direction of fall:
ILLUSTRATION 7.
J
) LINE OF FALL.
K
) Closing of NOTCH.
L
) Opening of BACK CUT.
M
)Bending of HINGEWOOD.
ILLUSTRATION 8.
E
) Clear a path of safe retreat.
J
) LINE OF FALL.
N
) 45
o
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7.
J)
K) 6%*23& .
L) &$3 &-
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8.
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J)
N) 45
°
N
J
8.
E
7.
