Arboricultural Safe Work Practices Flashcards
6 cards from real ISA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Arboricultural Safe Work Practices flashcards as text
What is the minimum safe approach distance for a qualified line-clearance arborist working near energized conductors rated at 50 kV or below?
Answer: 10 feet
ANSI Z133 specifies a minimum approach distance of 10 feet for qualified line-clearance arborists working near conductors energized at 50 kV or below.
Before starting any tree work, what is the first step in a job hazard analysis (JHA)?
Answer: Identifying all potential hazards at the worksite
A job hazard analysis begins with identifying all potential hazards at the worksite, including overhead utilities, deadwood, ground conditions, and nearby structures.
What type of personal protective equipment is required when operating a chainsaw according to ANSI Z133?
Answer: Hard hat, eye protection, hearing protection, and chainsaw-resistant leg protection
ANSI Z133 requires comprehensive PPE for chainsaw operation including hard hat, eye protection, hearing protection, and chainsaw-resistant leg protection (chaps or pants).
What is the proper procedure when a climber encounters an active bee or wasp nest while ascending a tree?
Answer: Descend slowly and carefully, then reassess the job plan
When encountering stinging insects, the safest action is to descend slowly to avoid agitating the colony, then reassess the situation and develop a plan that may include pest control treatment before resuming work.
How often should climbing ropes be inspected according to best safety practices?
Answer: Before each use and at regular intervals during use
Climbing ropes must be visually and tactilely inspected before each use and at regular intervals during the workday to detect any damage, wear, or contamination that could compromise safety.
What is the primary purpose of establishing a drop zone during tree removal operations?
Answer: To create a clear area where cut material can safely fall without striking people or property
A drop zone is a designated clear area below the work where cut branches and sections can fall safely, protecting ground workers and bystanders from being struck by falling material.