OSHA 10-HOUR CONSTRUCTION SAFETY EXAM
PRACTICE EXAM 100 QUESTIONS AND CORRECT
DETAILED ANSWERS FOR GUARANTEED SUCCESS /
NEWEST 2025/2026 GRADED A+||BRAND NEW
VERSION!!
1. Which of the following is the primary purpose of OSHA?
A. Enforce union regulations
B. Ensure safe and healthful working conditions
C. Provide insurance to workers
D. Inspect businesses for tax compliance
OSHA’s mission is to prevent work-related injuries, illnesses, and deaths by
enforcing safety regulations and providing training.
2. What does PPE stand for?
A. Personal Productivity Equipment
B. Personal Protective Equipment
C. Professional Protection Enterprise
D. Public Protection Essentials
PPE is equipment worn to minimize exposure to hazards that cause serious
workplace injuries.
3. Which of the following is considered a fall hazard in construction?
A. Wet floor in a restroom
B. Working from scaffolding without guardrails
C. Slippery office carpet
D. Unsafe ladder in a storage room
Falls from heights are one of the leading causes of fatalities in construction.
,4. When should a hard hat be worn on a construction site?
A. Only when near heavy machinery
B. At all times in areas where there is a risk of head injury
C. Only during demolition work
D. Only during outdoor work
Hard hats protect against falling objects and overhead hazards.
5. Which OSHA standard applies specifically to scaffolds?
A. 1926 Subpart K
B. 1910 Subpart D
C. 1926 Subpart L
D. 1910 Subpart M
Subpart L of 1926 covers scaffold requirements, including design, construction,
and use.
6. What is the maximum allowable slope for a ladder that is 20 feet high?
A. 2:1
B. 1:1
C. 4:1
D. 6:1
A 4:1 ratio means 1 foot out for every 4 feet of height to maintain ladder stability.
7. Which type of fire extinguisher should be used for electrical fires?
A. Water
B. Foam
C. CO2 or Dry Chemical
D. Wet Chemical
, Water conducts electricity; CO2 or dry chemical extinguishers safely put out
electrical fires.
8. Hearing protection is required when noise levels exceed:
A. 50 dBA
B. 70 dBA
C. 85 dBA
D. 90 dBA
OSHA requires hearing protection when exposure is 90 dBA or above for an 8-hour
shift.
9. Which of the following is NOT a common type of hazard on a construction
site?
A. Chemical
B. Biological
C. Physical
D. Financial
While financial risks exist, OSHA focuses on hazards that impact physical health
and safety.
10. What is the first step in a Job Hazard Analysis (JHA)?
A. Implement control measures
B. Identify hazards associated with each job task
C. Provide training
D. Conduct an audit
JHA starts with identifying potential hazards to each task before mitigation.
PRACTICE EXAM 100 QUESTIONS AND CORRECT
DETAILED ANSWERS FOR GUARANTEED SUCCESS /
NEWEST 2025/2026 GRADED A+||BRAND NEW
VERSION!!
1. Which of the following is the primary purpose of OSHA?
A. Enforce union regulations
B. Ensure safe and healthful working conditions
C. Provide insurance to workers
D. Inspect businesses for tax compliance
OSHA’s mission is to prevent work-related injuries, illnesses, and deaths by
enforcing safety regulations and providing training.
2. What does PPE stand for?
A. Personal Productivity Equipment
B. Personal Protective Equipment
C. Professional Protection Enterprise
D. Public Protection Essentials
PPE is equipment worn to minimize exposure to hazards that cause serious
workplace injuries.
3. Which of the following is considered a fall hazard in construction?
A. Wet floor in a restroom
B. Working from scaffolding without guardrails
C. Slippery office carpet
D. Unsafe ladder in a storage room
Falls from heights are one of the leading causes of fatalities in construction.
,4. When should a hard hat be worn on a construction site?
A. Only when near heavy machinery
B. At all times in areas where there is a risk of head injury
C. Only during demolition work
D. Only during outdoor work
Hard hats protect against falling objects and overhead hazards.
5. Which OSHA standard applies specifically to scaffolds?
A. 1926 Subpart K
B. 1910 Subpart D
C. 1926 Subpart L
D. 1910 Subpart M
Subpart L of 1926 covers scaffold requirements, including design, construction,
and use.
6. What is the maximum allowable slope for a ladder that is 20 feet high?
A. 2:1
B. 1:1
C. 4:1
D. 6:1
A 4:1 ratio means 1 foot out for every 4 feet of height to maintain ladder stability.
7. Which type of fire extinguisher should be used for electrical fires?
A. Water
B. Foam
C. CO2 or Dry Chemical
D. Wet Chemical
, Water conducts electricity; CO2 or dry chemical extinguishers safely put out
electrical fires.
8. Hearing protection is required when noise levels exceed:
A. 50 dBA
B. 70 dBA
C. 85 dBA
D. 90 dBA
OSHA requires hearing protection when exposure is 90 dBA or above for an 8-hour
shift.
9. Which of the following is NOT a common type of hazard on a construction
site?
A. Chemical
B. Biological
C. Physical
D. Financial
While financial risks exist, OSHA focuses on hazards that impact physical health
and safety.
10. What is the first step in a Job Hazard Analysis (JHA)?
A. Implement control measures
B. Identify hazards associated with each job task
C. Provide training
D. Conduct an audit
JHA starts with identifying potential hazards to each task before mitigation.
