ASWP05 Tree Removal
4.0 Mandatory Information / Work Practices
The following are the general mandatory requirements for an arborist removing trees. In
addition to these requirements, the work practice contains specific requirements that must also
be followed.
All trees shall be inspected for hazards prior to cutting (Additional information found in
ASWP03 Ascending Trees)
All appropriate Personal Protective Equipment must be worn
Escape Routes shall be cleared before felling operations
All workers shall be notified that the "Back Cut" is being performed prior to starting the
cut and all workers must confirm information has been received
Workers shall stay outside of the Hazard Area with the exception of the saw operator
and/or instructor/signal person
Lodged trees shall not be left lodged
Lodged tress shall not be climbed
Work underneath or within striking distance of a lodged tree shall not be performed unless
the work can be completed safely
Other trees shall not be felled onto a lodged tree in an attempt to dislodge the tree
When a tree is falling the worker should avoid turning their back to the falling tree
Workers at the tree felling site shall be aware of all dangers
Saw operator shall ensure there are no obstacles or hazards within the Hazard Area
Notches should be used for all trees greater than 13 centimeters (5 inches) diameter at
breast height (DBH)
4.1 Site Inspection
A thorough inspection of the work site should be completed identifying all hazards with a plan
in place to perform tree removal (Refer to ASWP02 Job Planning for additional information).
Step Action
Inspect tree for hazards (Figure 1)
Figure 1
Inspect tree for hazards and obstacles, including but
not limited to:
Lean
Crown weight distribution
Insect damage
Foreign bodies in tree (staples, nails, wire, etc.)
Structural deficiencies such as decay, cavities,
cracks splits, rot etc.
Overhead utilities
Broken tops or limbs
Identify hazards within the Hazard
Area
Inspect tree for hazards and obstacles, including but
not limited to:
Terrain
Dead trees / chicots
Overhead utilities
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