Construction Health and Safety
Technician (CHST®) Exam Questions
With Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A |
Instant Download Pdf
1. Which of the following is the primary purpose of OSHA?
A. To provide construction project management
B. To enforce safety and health regulations **
C. To inspect architectural designs
D. To manage labor unions
Rationale: OSHA’s primary mission is to ensure safe and healthful
working conditions by setting and enforcing standards and providing
training, outreach, and education.
, 2. What is the maximum allowable slope for a stairway in general
industry?
A. 30 degrees
B. 35 degrees
C. 50 degrees
D. 60 degrees
B. 35 degrees
Rationale: OSHA regulations specify that stairways in general industry
should have a slope between 30–50 degrees, with 35 degrees
considered optimal for safety.
3. A job hazard analysis (JHA) is used to:
A. Train new employees
B. Identify and control workplace hazards **
C. Audit financial budgets
D. Schedule project tasks
Rationale: JHAs systematically identify hazards associated with
specific tasks and determine controls to reduce or eliminate risks.
, 4. Which type of fall protection is considered acceptable for a
worker on a roof 20 feet above the ground?
A. Safety net
B. Guardrail system
C. Personal fall arrest system
D. Any of the above **
Rationale: OSHA allows multiple fall protection systems depending on
the work situation. Guardrails, safety nets, and personal fall arrest
systems are all compliant if properly installed.
5. Which of the following PPE items protects against respiratory
hazards?
A. Hard hat
B. Safety glasses
C. Respirator **
D. Gloves
Rationale: Respirators protect workers from inhaling harmful dusts,
fumes, vapors, and gases, while other PPE protects against head, eye,
or hand injuries.
, 6. Lockout/Tagout (LOTO) procedures are primarily used to prevent:
A. Chemical spills
B. Electrical injuries **
C. Falls from heights
D. Fire hazards
Rationale: LOTO procedures ensure that machinery is properly shut off
and cannot be accidentally energized during maintenance, preventing
electrical injuries.
7. What is the first step in conducting an incident investigation?
A. Interview witnesses
B. Secure the scene **
C. Analyze root cause
D. Prepare a report
Rationale: Securing the scene preserves evidence and prevents further
injuries, which is critical before gathering information or analyzing the
cause.
8. Which of the following is a common ergonomic hazard in
construction?
Technician (CHST®) Exam Questions
With Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A |
Instant Download Pdf
1. Which of the following is the primary purpose of OSHA?
A. To provide construction project management
B. To enforce safety and health regulations **
C. To inspect architectural designs
D. To manage labor unions
Rationale: OSHA’s primary mission is to ensure safe and healthful
working conditions by setting and enforcing standards and providing
training, outreach, and education.
, 2. What is the maximum allowable slope for a stairway in general
industry?
A. 30 degrees
B. 35 degrees
C. 50 degrees
D. 60 degrees
B. 35 degrees
Rationale: OSHA regulations specify that stairways in general industry
should have a slope between 30–50 degrees, with 35 degrees
considered optimal for safety.
3. A job hazard analysis (JHA) is used to:
A. Train new employees
B. Identify and control workplace hazards **
C. Audit financial budgets
D. Schedule project tasks
Rationale: JHAs systematically identify hazards associated with
specific tasks and determine controls to reduce or eliminate risks.
, 4. Which type of fall protection is considered acceptable for a
worker on a roof 20 feet above the ground?
A. Safety net
B. Guardrail system
C. Personal fall arrest system
D. Any of the above **
Rationale: OSHA allows multiple fall protection systems depending on
the work situation. Guardrails, safety nets, and personal fall arrest
systems are all compliant if properly installed.
5. Which of the following PPE items protects against respiratory
hazards?
A. Hard hat
B. Safety glasses
C. Respirator **
D. Gloves
Rationale: Respirators protect workers from inhaling harmful dusts,
fumes, vapors, and gases, while other PPE protects against head, eye,
or hand injuries.
, 6. Lockout/Tagout (LOTO) procedures are primarily used to prevent:
A. Chemical spills
B. Electrical injuries **
C. Falls from heights
D. Fire hazards
Rationale: LOTO procedures ensure that machinery is properly shut off
and cannot be accidentally energized during maintenance, preventing
electrical injuries.
7. What is the first step in conducting an incident investigation?
A. Interview witnesses
B. Secure the scene **
C. Analyze root cause
D. Prepare a report
Rationale: Securing the scene preserves evidence and prevents further
injuries, which is critical before gathering information or analyzing the
cause.
8. Which of the following is a common ergonomic hazard in
construction?
