UTILITY ARBORIST APPRENTICESHIP TRAINING PROGRAM - LEVEL ONE BLOCK EXAM : Line E - Falling and Bucking

UTILITY ARBORIST APPRENTICESHIP TRAINING PROGRAM - LEVEL ONE BLOCK EXAM : Line E - Falling and Bucking

LIINE E - FALLING AND BUCKING

E1 - Demonstrate safe chainsaw use

1. Chainsaws must always be operated and adjusted according to the ___________ directions.

2. _________ is the main hazard when operating a chain saw.

3. What does HAVS stand for ?

4. Chain saws typically operate at levels of 100 dBa (decibels) and above. What is WorkSafeBC daily noise limit regulation level?

5. How should had hats should be inspected?

6. Three important considerations when selecting the proper chainsaw for the job are power, weight and _____________________

7. What is the name of the control on a chainsaw that is a metal or plastic guard to prevent a broken or derailed chain from striking the operator?

8. What is the name of a device on a chainsaw that either by mechanical means or inertia, stops the chain in the instance of a kickback?

9. The _____________ should always be engaged before staring a saw.

10. What must be done before refuelling a chainsaw?

11. Who is responsible for making adjustments to a chainsaw carburettor?

12. Care and maintenance of chain and bar includes flat filling the side of any bar to remove any ___________.

13. What kind of file should be used to file any raked depth gauges that interfere with the cutter?

E2 - Demonstrate the process of falling

1. Written falling and bucking procedures are a _________________ no matter wherer you work.

2. What term dose WorkSafeBC assign the acronym SWP?

3. List the six checks in ''recognising hazards'' portion of a sight assessment.

4. Utility Arborist must be able to match the falling plan to the actual work ________.

5. What are the three systematic step taken when performing a site assessment?

6. Name five dangerous tree indicators as listed in the learning Manual or Resources.

7. Give three examples of how axes are used when falling trees.

8. Give three examples of the uses for wedges.

9. Which of the following is a characteristic of a properly constructed undercut?

10. What is the general cause of a barberchair?

11. What is the minimum distance an escape rought should be brushed out from the base of the tree being felled?

E3 - Practice falling a tree

1. List four steps to maintain contol when falling a tree.

2.  Name four overhead hazards to assess before falling a tree,

3. Name two ground hazards to assess before falling a tree.

4. How is the high side of the tree generally determined?

5. Why is it necessary to determine the high side of a tree before falling it?

6. Why is a lean assessment necessary prior to falling a try?

7. List four factors that contribute to the lean of a tree.

8. Why is it important to move at least three meters away from a fallin gree?

9. Name five important practices when brushing out around a tree prior to falling.

10. When cutting a tree with thick bark ____________ prevents fine sawdust from getting into the tree cutter's face.

11. List thee reasons why its is importantly to expose the sapwood white wood prior to falling a tree.

12. Describe the Conventional Cut and draw a diagram.

13. Which tree cut is recommended for use on larger green trees with smaller crown?

14. Describe the process of a Humbolt undercut.

E4 - Manage falling hazards

1. List three factors to consider when determining the falling direction of a tree.

2. What is the leading cause of loss of directional control of a falling tree?

3. What is created when the trunk of the tree splits vertically because of pressure that has been exerted on the holding wood?

4. Backcut below undercut is an ___________ practice

5. How should all fire-kill trees be treated?

6. ___________trees have been pushed or fallen into standing tees or timber by weather conditions, poor planning, or loss of control of a tree

7. When falling near power line, if any trees have the potential to violate _________________ , do not proceed and discuss with a supervisor.

8. What height-t-base ration defines short stubby trees?

9. Exxplain the cut-up tree procedure.

10. The practice of domino falling is ____________.

E5 - Recognise hazardous weather conditions

1. Blowdown occurs more readily in __________ ground conditions

2. Steep slopes over 50% should be avoided when snow exceeds what depth?

3. How far should workers shovelling show stand back from any falling activity?

4. List three things that can be caused by trees with snow load.

5. list four safety practices to follow when lighting is nearby.

E6 - Recognise dangerous falling practices

1. ___________ is hinge wood between the undercut and the backcut that remains across the diameter of the tree and maintains the directional control of the fall

2. ______________occurs when a Utility Arborist Loses control of the fallin tree, which inturns strikes another standing tree.

List two ways to avoid brushing.

4. List three situation that brushing may cause.

E7 - Identify special falling techniques

1. List three hazards created by falling against the lean.

2. Falling cuts should be placed ___________ any butt rot when possible.

3. When should the technique falling against the lean be used?

4. List two hazards of re-falling a cut up tree.

5. What is the first step in the safe work procedure for falling a tree?

6. What should a Utility Arborist do if they have to leave a cut up tree?

7. When Should the falling technique of jacking be used?

8. Explain the falling procedure for falling against the lean.

E8 - Plan for limbing and bucking

1. List five hazards when bucking.

2. What best describes a top bind?

3. Which of the following binds occur when trees end up positioned over and around stumps, roots and rocks?

4. __________ is the result of a major wind blowing down an exposed stand of timer

5.  What is the procedure for cutting bound or pinned loaded limbs?

6. What is the procedure for cutting tree limbs loaded due to size and weight?

7. Identify a limbing and bucking hazard caused by rain, and the way to control the hazard.

8. List two limbing and bucking hazards cause by frost, ice and snow, and ways to control the hazards.

9. Identify a limbing and bucking hazard caused by frozen wood and a way to control the hazard.

10. Identify a limbing and bucking hazard caused by wind, and the way to control the hazard.

11. Why is in recommended to us to use a longer bar when bucking in wind throw situations?

12. What causes rocking in the chain when cutting near the root-wad on wind-thrown trees?