Hazard Identification and Control Flashcards
7 cards from real CTSP practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Hazard Identification and Control flashcards as text
Which personal protective equipment (PPE) is specifically required when operating a chainsaw during tree work?
Answer: Chainsaw-resistant chaps, gloves, helmet, eye protection, and hearing protection
ANSI Z133 requires chainsaw operators to wear chainsaw-resistant chaps, gloves, a helmet, eye protection, and hearing protection during operation.
During a site assessment, a worker observes cracks running vertically through a major crotch. This defect is classified as:
Answer: A seam crack or shear crack indicating structural failure risk
Vertical cracks through a crotch are classified as seam or shear cracks and indicate a serious structural failure risk in the union.
What is the primary purpose of establishing a drop zone before beginning aerial work?
Answer: To define the area where material is expected to land and keep it clear of personnel and property
A drop zone defines the area where cut material will fall and must be kept clear of all personnel and property to prevent struck-by injuries.
A tree shows a lean of approximately 15 degrees toward a target. Which assessment factor would MOST increase concern about failure risk?
Answer: Fungal conks are present at the base of the lean side
Fungal conks at the base combined with a lean indicate decay in the compression wood, which dramatically increases failure risk.
Ground personnel should position themselves relative to a felling operation by:
Answer: Remaining at least two tree lengths away and to the side of the intended fall path
Ground personnel must stay at least two tree lengths away and to the side to avoid being struck by the falling tree or any material kicked back by it.
Which of the following is considered a target in a hazard tree risk assessment?
Answer: A person, vehicle, or structure that could be struck by a failing tree
In risk assessment, a target is any person, vehicle, structure, or high-value asset that could be struck if the tree or a part of it fails.
When a crew is working near a road, which traffic control measure is required before beginning work?
Answer: Establishing a traffic control plan with flaggers, signs, and cones per local regulations
Work near roadways requires a formal traffic control plan including proper signage, cones, and flaggers in accordance with the Manual on Uniform Traffic Control Devices (MUTCD) and local regulations.