Construction Safety (OSHA) Test Bank
Questions And Correct Answers (Verified
Answers) Plus Rationales 2026/2027 Q&A
| Instant Download Pdf
1. What is the primary purpose of OSHA?
A. To provide medical care to injured workers
B. To ensure safe and healthful working conditions
C. To regulate construction costs
D. To train construction supervisors only
Rationale: OSHA’s mission is to prevent workplace injuries,
illnesses, and fatalities by setting and enforcing safety
standards.
2. Who is responsible for providing a safe workplace under
OSHA regulations?
A. Employees only
B. OSHA inspectors
C. Employers
D. Local governments
Rationale: OSHA places the primary responsibility for
workplace safety on employers.
,3. Which document informs workers about hazardous
chemicals on a jobsite?
A. Job hazard analysis
B. Safety Data Sheet (SDS)
C. Incident report
D. Permit-required log
Rationale: SDSs provide information on chemical hazards,
handling, and emergency measures.
4. What is the minimum height at which fall protection is
required in construction?
A. 4 feet
B. 6 feet
C. 8 feet
D. 10 feet
Rationale: OSHA requires fall protection at 6 feet or more in
construction work.
5. Which type of fall protection involves a harness and anchor
point?
A. Guardrail system
B. Safety net system
C. Personal fall arrest system
D. Warning line system
,Rationale: Personal fall arrest systems stop a fall using a
harness, lanyard, and anchor.
6. When must a hard hat be worn on a construction site?
A. Only during excavation
B. Only when overhead work is occurring
C. When there is a risk of head injury
D. Only when required by the foreman
Rationale: Hard hats are required whenever head injury
hazards exist.
7. What color is commonly used for fire protection
equipment?
A. Green
B. Blue
C. Red
D. Yellow
Rationale: OSHA identifies red as the standard color for fire
protection equipment.
8. What is the maximum allowable load for a ladder?
A. The user’s body weight only
B. Twice the ladder’s weight
C. The ladder’s rated capacity
D. Any load if secured
, Rationale: Ladders must not be loaded beyond their rated
capacity.
9. How far must an extension ladder extend above a landing
surface?
A. 1 foot
B. 2 feet
C. 3 feet
D. 4 feet
Rationale: OSHA requires extension ladders to extend at
least 3 feet above the landing.
10. What is the main hazard of trenching operations?
A. Noise exposure
B. Cave-ins
C. Electrical shock
D. Poor lighting
Rationale: Cave-ins are the leading cause of fatalities in
trenching accidents.
11. At what depth must a trench have protective systems?
A. 3 feet
B. 5 feet
C. 6 feet
D. 10 feet
Questions And Correct Answers (Verified
Answers) Plus Rationales 2026/2027 Q&A
| Instant Download Pdf
1. What is the primary purpose of OSHA?
A. To provide medical care to injured workers
B. To ensure safe and healthful working conditions
C. To regulate construction costs
D. To train construction supervisors only
Rationale: OSHA’s mission is to prevent workplace injuries,
illnesses, and fatalities by setting and enforcing safety
standards.
2. Who is responsible for providing a safe workplace under
OSHA regulations?
A. Employees only
B. OSHA inspectors
C. Employers
D. Local governments
Rationale: OSHA places the primary responsibility for
workplace safety on employers.
,3. Which document informs workers about hazardous
chemicals on a jobsite?
A. Job hazard analysis
B. Safety Data Sheet (SDS)
C. Incident report
D. Permit-required log
Rationale: SDSs provide information on chemical hazards,
handling, and emergency measures.
4. What is the minimum height at which fall protection is
required in construction?
A. 4 feet
B. 6 feet
C. 8 feet
D. 10 feet
Rationale: OSHA requires fall protection at 6 feet or more in
construction work.
5. Which type of fall protection involves a harness and anchor
point?
A. Guardrail system
B. Safety net system
C. Personal fall arrest system
D. Warning line system
,Rationale: Personal fall arrest systems stop a fall using a
harness, lanyard, and anchor.
6. When must a hard hat be worn on a construction site?
A. Only during excavation
B. Only when overhead work is occurring
C. When there is a risk of head injury
D. Only when required by the foreman
Rationale: Hard hats are required whenever head injury
hazards exist.
7. What color is commonly used for fire protection
equipment?
A. Green
B. Blue
C. Red
D. Yellow
Rationale: OSHA identifies red as the standard color for fire
protection equipment.
8. What is the maximum allowable load for a ladder?
A. The user’s body weight only
B. Twice the ladder’s weight
C. The ladder’s rated capacity
D. Any load if secured
, Rationale: Ladders must not be loaded beyond their rated
capacity.
9. How far must an extension ladder extend above a landing
surface?
A. 1 foot
B. 2 feet
C. 3 feet
D. 4 feet
Rationale: OSHA requires extension ladders to extend at
least 3 feet above the landing.
10. What is the main hazard of trenching operations?
A. Noise exposure
B. Cave-ins
C. Electrical shock
D. Poor lighting
Rationale: Cave-ins are the leading cause of fatalities in
trenching accidents.
11. At what depth must a trench have protective systems?
A. 3 feet
B. 5 feet
C. 6 feet
D. 10 feet
