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Tree Trimmer (Line Clearance)
Published
Time-Based Apprenticeship
Industries
O*Net Code
37-3013.00
Rapids Code
0607
Req. Hours
3650
State
DC
Created
Jul 16, 2021
Updated
Jul 16, 2021
Time-Based Skills
8 skill sets | 8 total skills
Tree Trimming and Climbing - 700 req. hrs
Tree Falling - 500 req. hrs
Aerial Tree Trimming - 1500 req. hrs
Tree Identification - 100 req. hrs
Power line Identification - 100 req. hrs
Knowledge of Equipment - 600 req. hrs
Tree Top Rescue - 50 req. hrs
Industrial Right of Way Herbicide - 100 req. hrs
Technical Instruction
Electricity
Identification of utility system components
Conductivity and resistance of various tools
Demonstrate phase to phase and phase to ground
Simulate Direct and Indirect contacts
Minimum working distances
Conductive tools, clothing, antennas and various hazards
General Hand Tool Safety, Operation and Storage
Axe
Hand saw
Pole saw and pole pruner
Chipper Operation and Basic Maintenance
Safety precautions
Operations
Basic maintenance and troubleshooting
Blade change and cutter bar rotation
Hand Climbing Methods and Safety Precautions
Evaluation of tree condition
"Plan of attack" - communication between crew members
Ladder, body thrust, foot lock and tree - gaff methods
Rope, belt, and tool inspection
Tieing in - second evaluation - communication
Sending and receiving tools
Clearing the Line - use of tools, rope and rigging
Shaping the tree
Aerial rescue
Felling of Trees
Condition of tree: Possible rot, widow makers and line of fall
Shape and balance of tree
Lean of tree
Wind force and direction
Use of ropes and rigging
Public protection
