Stihl Risk Management & Mitigation 5

Question 1

When bucking a log supported on both ends, which cutting sequence mitigates the risk of pinching the bar?

Accepted Answer

Cut the top one-third first, then finish from the bottom up

Answer

Cut both ends before the middle

Answer

Cut from the bottom in one continuous pass

Answer

Cut straight through from the top in one pass

Question 2

A risk assessment rates a hazard by combining which two factors?

Accepted Answer

The likelihood of occurrence and the severity of the potential outcome

Answer

The cost of controls and the crew size

Answer

The saw's engine size and bar length

Answer

The operator's age and experience

Question 3

What is the safest way to mitigate the risk of a barber chair when felling a tree with heavy forward lean?

Accepted Answer

Use a bore (plunge) cut to establish the hinge before releasing the back strap

Answer

Cut the back cut quickly at full throttle

Answer

Skip the notch and rely on the lean

Answer

Make a very deep conventional notch

Question 4

After a near-miss incident where a top broke out and landed near a worker, what is the MOST valuable risk-management follow-up?

Accepted Answer

Report and analyze the near miss to correct the root cause before an actual injury occurs

Answer

Discipline the closest worker

Answer

Ignore it since no one was hurt

Answer

Add an extra chain to the saw kit

Question 5

Which pre-operation check directly mitigates the risk of a thrown chain injuring the operator?

Accepted Answer

Verifying correct chain tension and the condition of the chain catcher and bar

Answer

Topping off the bar oil reservoir

Answer

Cleaning the air filter

Answer

Testing the throttle at idle

Question 6

During storm-damage cleanup, why are downed trees under other debris treated as higher-risk than standing timber?

Accepted Answer

They may be under unpredictable tension and compression that can release violently when cut

Answer

They cannot be cut with a certified chainsaw

Answer

They require larger saws that are heavier

Answer

They are always rotten inside

Question 7

What is the correct risk-based response when a bystander enters the work zone while an operator is mid-cut on a felling back cut?

Accepted Answer

Stop cutting if safe to do so, engage the chain brake, and halt work until the zone is clear

Answer

Shout a warning and continue the cut

Answer

Redirect the tree toward a different lay mid-cut

Answer

Speed up to finish before the person gets closer