Sen Lin, PrepPass Founder · Verified against OSHA — Construction Outreach · How we review

OSHA 10-Hour Construction Study Guide (2026)

This is the free study guide for the OSHA 10-Hour Construction exam — the same content areas the exam tests, written to the official outline. Read any chapter online free below, then drill the material with 22+ free practice questions and a full timed mock exam.

Last updated: August 2026.

Open the full study guideEvery chapter, in one place — free to read online.

The 5 chapters

  1. 1Introduction to OSHA20% of the exam
  2. 2Focus Four Hazards20% of the exam
  3. 3PPE & Lifesaving Equipment20% of the exam
  4. 4Health Hazards in Construction20% of the exam
  5. 5Electives20% of the exam

Practice what you read

Reading is step one; recalling it under exam pressure is what passes. Drill free OSHA 10-Hour Construction practice questions, then sit a full timed mock exam.

Free practice questions →Timed mock exam →Cram sheet →

Educational summary, not a substitute for the official material — always confirm current details with OSHA — Construction Outreach. Last updated: August 2026.

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