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Workplace safety · 20 free questions

OSHA 10 Construction Practice Questions

Review falls, ladders, tools, electrical risks and job-site safety in plain English.

Beginner · Free

Learn the basics, then practise

Start with a short round or try all 20 original practice questions. You can learn one answer at a time or take a timed round.

What you will practise

Fall protection5 questions
Scaffolds and ladders4 questions
Electrical safety4 questions
Hazard communication3 questions
Trenching and tools4 questions

Key ideas to know

  • Spot the hazard before you begin a task. Falling, moving machinery and electrical energy are common risks.
  • Ask who the competent person is when work involves excavations or other higher-risk areas.
  • Read product labels and safety data sheets before using chemicals.
  • Use fall protection and safe access equipment that matches the task.

Try three sample questions

A worker sees an open floor hole. What should happen first?

Answer: Keep people away and arrange a proper cover or guard

Floor openings need suitable protection so a worker cannot fall.

A ladder is damaged before work starts. What is the safest choice?

Answer: Take it out of use and report it

Damaged ladders must be removed from service until repaired or replaced.

Which document explains chemical hazards and safe handling?

Answer: Safety Data Sheet (SDS)

The SDS explains a product’s hazards, precautions and emergency information.

Practise all 20 questions →

Official exam resources

Independent hazard-awareness review. This site does not provide OSHA cards or certified training.