45°
2 1 2
45°
= cutting down area
17
When felling, maintain a distance of at least 2 1/2 tree lengths from the nearest person (see fig. 17).
Note:
The noise of your engine may drown any warning call.
Felling instructions:
18
First clear the tree base and work area from interfering limbs and brush and clean its lower portion with an axe (see fig. 18).
45° |
19 |
Then, establish a path of escape and remove all obstacles. This path should be opposite to the planned direction of the fall of the tree and at a 45° angle (fig. 19). An alternate path must also be selected. Place all tools and equipment a safe distance away from the tree, but not on the escape path.
12
First cut
Second cut
20
If the tree has large buttress roots, cut into the largest buttresses vertically first (horizontally next) and remove (fig. 20).
Direction of fall
21
Felling cut
1/10∅ |
|
| Hinge |
11/2" (4cm) | Felling notch |
| 1/5∅ |
| 22 |
Felling notch | Hinge |
| 23 |
Then, determine the placement of the felling notch (fig. 21). The felling notch when properly placed de- termines the direction in which the tree will fall. It is made perpendicular to the line of fall and should be as close to the ground as possible. Cut the felling notch to a depth of about
