Construction Health and Safety
Technician (CHST) Practice Exam
Questions And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A
Instant Download Pdf
1. What is the primary purpose of a Job Hazard Analysis (JHA)?
A. Estimate project cost
B. Identify hazards and implement controls
C. Assign workers to tasks
D. Monitor productivity
Answer: B
Rationale: A JHA systematically identifies hazards associated with specific
tasks and determines appropriate control measures to reduce risk.
2. Which OSHA standard addresses fall protection in construction?
A. 1926 Subpart M
B. 1910 Subpart D
C. 1926 Subpart K
D. 1910 Subpart I
Answer: A
Rationale: OSHA 1926 Subpart M specifically governs fall protection
requirements in construction.
,3. What is the minimum height at which fall protection is required in
construction?
A. 4 feet
B. 5 feet
C. 6 feet
D. 10 feet
Answer: C
Rationale: OSHA requires fall protection at heights of 6 feet or more in
construction.
4. Which of the following is a leading indicator of safety performance?
A. Injury rate
B. Lost time incidents
C. Safety training completion
D. OSHA citations
Answer: C
Rationale: Leading indicators like training completion help prevent
incidents before they occur.
5. What does PPE stand for?
A. Personal Protection Equipment
B. Protective Performance Equipment
C. Personal Protective Equipment
D. Primary Protective Equipment
Answer: C
Rationale: PPE refers to equipment worn to minimize exposure to hazards.
6. Which hazard is associated with silica exposure?
A. Hearing loss
, B. Silicosis
C. Dermatitis
D. Heat stress
Answer: B
Rationale: Silica dust can cause silicosis, a serious lung disease.
7. What is the purpose of a safety data sheet (SDS)?
A. Provide payroll data
B. Describe chemical hazards
C. Track attendance
D. Monitor equipment use
Answer: B
Rationale: SDS provides detailed information on chemical hazards and
handling precautions.
8. What type of control is substitution?
A. Administrative
B. Engineering
C. PPE
D. Elimination-related
Answer: D
Rationale: Substitution replaces a hazard with a less dangerous option,
part of higher-level controls.
9. What is the first step in incident investigation?
A. Assign blame
B. Gather evidence
C. Identify corrective action
D. Write report
Answer: B
Technician (CHST) Practice Exam
Questions And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A
Instant Download Pdf
1. What is the primary purpose of a Job Hazard Analysis (JHA)?
A. Estimate project cost
B. Identify hazards and implement controls
C. Assign workers to tasks
D. Monitor productivity
Answer: B
Rationale: A JHA systematically identifies hazards associated with specific
tasks and determines appropriate control measures to reduce risk.
2. Which OSHA standard addresses fall protection in construction?
A. 1926 Subpart M
B. 1910 Subpart D
C. 1926 Subpart K
D. 1910 Subpart I
Answer: A
Rationale: OSHA 1926 Subpart M specifically governs fall protection
requirements in construction.
,3. What is the minimum height at which fall protection is required in
construction?
A. 4 feet
B. 5 feet
C. 6 feet
D. 10 feet
Answer: C
Rationale: OSHA requires fall protection at heights of 6 feet or more in
construction.
4. Which of the following is a leading indicator of safety performance?
A. Injury rate
B. Lost time incidents
C. Safety training completion
D. OSHA citations
Answer: C
Rationale: Leading indicators like training completion help prevent
incidents before they occur.
5. What does PPE stand for?
A. Personal Protection Equipment
B. Protective Performance Equipment
C. Personal Protective Equipment
D. Primary Protective Equipment
Answer: C
Rationale: PPE refers to equipment worn to minimize exposure to hazards.
6. Which hazard is associated with silica exposure?
A. Hearing loss
, B. Silicosis
C. Dermatitis
D. Heat stress
Answer: B
Rationale: Silica dust can cause silicosis, a serious lung disease.
7. What is the purpose of a safety data sheet (SDS)?
A. Provide payroll data
B. Describe chemical hazards
C. Track attendance
D. Monitor equipment use
Answer: B
Rationale: SDS provides detailed information on chemical hazards and
handling precautions.
8. What type of control is substitution?
A. Administrative
B. Engineering
C. PPE
D. Elimination-related
Answer: D
Rationale: Substitution replaces a hazard with a less dangerous option,
part of higher-level controls.
9. What is the first step in incident investigation?
A. Assign blame
B. Gather evidence
C. Identify corrective action
D. Write report
Answer: B
