Felling Of Trees Using Chainsaws

This training skill is designed for people who fell trees with a chainsaw using specialised techniques. Participants should be able to fell trees using specialised techniques if wedges are not required or when they are required.

Curriculum:

• Fell Trees Using Specialised Techniques If Wedges Are Not Required.
  • Situations requiring specialised techniques without using wedges as described in terms of section 10.11.2 of the Handbook.    
  • Felling trees with the tree diameter more than the guide bar length complying with section 10.11.2.1 regarding technique, section 10.5 regarding safety and section 10.8 regarding quality.    
  • Felling trees with the tree diameter double or more the guide bar length complying with section 10.11.2.2 regarding technique, section 10.5 regarding safety and section 10.8 regarding quality.    
  • Trees are felled that lean at a sharp angle with the felling direction complying with section 10.11.2.4 regarding technique, section 10.5 regarding safety and section 10.8 regarding quality.    
  • Felling of trees that lean away from the felling direction complying with section 10.11.2.5 regarding technique, section 10.5 regarding safety and section 10.8 regarding quality.    
  • Reducing butt wastage.    
  • Trees are felled that lean away from the felling direction complying with section 10.11.2.5 regarding technique, section 10.5 regarding safety and section 10.8 regarding quality.    
• Felling Trees Using Specialised Techniques If Wedges Are Required.
  • Situations requiring specialised techniques using wedges in terms of section 10.11.3 of the Handbook.    
  • Wedges in terms of section 10.6.3 of the Handbook.    
  • Felling large trees with no or slight lean complying with section 10.11.3.1 regarding technique, section 10.5 regarding safety and section 10.8 regarding quality.    
  • Felling trees with variation of natural lean complying with section 10.11.3.2 regarding technique, section 10.5 regarding safety and section 10.8 regarding quality. .    
  • Felling trees that lean back complying with section 10.11.3.3 regarding technique, section 10.5 regarding safety and section 10.8 regarding quality.    
• Course Notes
  • Learner Will Be Able To Demonstrate Knowledge Of Basic Safety In Forestry Operations, Maintain A Chainsaw And Cut Felled Timber Using A Chainsaw. The Learner Should Also Be Able To Fell Trees With A Chainsaw Using The Standard Technique And Felling Levers.