ISA Arboricultural Safe Work Practices 2

Question 1

What is the minimum safe approach distance for a qualified line-clearance arborist working near energized conductors rated at 50 kV or below?

Accepted Answer

10 feet

Answer

3 feet

Answer

15 feet

Answer

20 feet

Question 2

Before starting any tree work, what is the first step in a job hazard analysis (JHA)?

Accepted Answer

Identifying all potential hazards at the worksite

Answer

Sharpening cutting tools

Answer

Setting up traffic cones

Answer

Notifying the property owner

Question 3

What type of personal protective equipment is required when operating a chainsaw according to ANSI Z133?

Accepted Answer

Hard hat, eye protection, hearing protection, and chainsaw-resistant leg protection

Answer

Safety glasses only

Answer

Gloves and steel-toed boots only

Answer

Reflective vest and hard hat

Question 4

What is the proper procedure when a climber encounters an active bee or wasp nest while ascending a tree?

Accepted Answer

Descend slowly and carefully, then reassess the job plan

Answer

Continue climbing and spray the nest with insecticide

Answer

Stay in position and call for a coworker to spray from the ground

Answer

Shake the branch to dislodge the nest

Question 5

How often should climbing ropes be inspected according to best safety practices?

Accepted Answer

Before each use and at regular intervals during use

Answer

Once a month

Answer

Only when visible damage is noticed

Answer

At the beginning of each work week

Question 6

What is the primary purpose of establishing a drop zone during tree removal operations?

Accepted Answer

To create a clear area where cut material can safely fall without striking people or property

Answer

To designate where equipment should be stored

Answer

To mark the location for the chipper truck

Answer

To indicate the boundary of the property