Occupational Safety and Health (OSH) Class C Exam Preparation is an independent study application for the OSH Class C exam. It is not affiliated with GAZİÖDM, ÖSYM, the Ministry of Labor and Social Security, or any other public institution. It includes 520 original multiple-choice questions, 110 flashcards, and 6 subject notes; each question is explained and clarified under the relevant article.
Practice exam: 50 questions in 75 minutes, target 35 correct answers. The passing score for the actual exam is 70 out of 100.
Excludes: technical topics not covered by legislation (fire chemistry, ventilation, welding, occupational hygiene measurements).
Works offline. Before purchasing, 5 questions and 10 flashcards from each topic, a practice exam, and two sets of notes are available.
RESOURCES
Questions and explanations are based on the following texts:
Laws:
Occupational Safety and Health Law No. 6331: https://www.mevzuat.gov.tr/MevzuatMetin/1.5.6331.pdf
Labor Law No. 4857: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=4857&MevzuatTur=1&MevzuatTertip=5
Social Security and General Health Insurance Law No. 5510: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=5510&MevzuatTur=1&MevzuatTertip=5
Regulations:
Risk Assessment: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=16925&MevzuatTur=7&MevzuatTertip=5
Occupational Safety Experts: https://www.mevzuat.gov.tr/MevzuatMetin/yonetmelik/7.5.16923.pdf
Emergency Situations: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18493&MevzuatTur=7&MevzuatTertip=5
Occupational Health and Safety Training for Employees (2026): https://www.mevzuat.gov.tr/MevzuatMetin/yonetmelik/7.5.45087.pdf
First Aid: https://www.mevzuat.gov.tr/MevzuatMetin/yonetmelik/7.5.20992.pdf
Noise: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18647&MevzuatTur=7&MevzuatTertip=5
Vibration: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18759&MevzuatTur=7&MevzuatTertip=5
PPE Use: https://www.mevzuat.gov.tr/MevzuatMetin/yonetmelik/7.5.18540.pdf
Work Equipment: https://www.mevzuat.gov.tr/MevzuatMetin/yonetmelik/7.5.18318.pdf
Occupational Safety and Health in Construction Works: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18928&MevzuatTur=7&MevzuatTertip=5
Explosive Atmospheres: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18335&MevzuatTur=7&MevzuatTertip=5
Workplace Building and Attachments: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18592&MevzuatTur=7&MevzuatTertip=5
Manual Handling Operations: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18627&MevzuatTur=7&MevzuatTertip=5
Display Screen Vehicles: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=17288&MevzuatTur=7&MevzuatTertip=5
Child and Young Workers: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=5457&MevzuatTur=7&MevzuatTertip=5
Temporary or Fixed-Term Jobs: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18763&MevzuatTur=7&MevzuatTertip=5
Pregnant or Breastfeeding Women: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18728&MevzuatTur=7&MevzuatTertip=5
Work Stoppage: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=17253&MevzuatTur=7&MevzuatTertip=5
Occupational Health and Safety Services: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=16924&MevzuatTur=7&MevzuatTertip=5
Major Industrial Accidents: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=31298&MevzuatTur=7&MevzuatTertip=5
Occupational Physician: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18615&MevzuatTur=7&MevzuatTertip=5
Chemical Substances: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18709&MevzuatTur=7&MevzuatTertip=5
Biological Agents: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18485&MevzuatTur=7&MevzuatTertip=5
Carcinogenic or Mutagenic Substances: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18695&MevzuatTur=7&MevzuatTertip=5
Asbestos: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=17050&MevzuatTur=7&MevzuatTertip=5
Dust Control: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18989&MevzuatTur=7&MevzuatTertip=5
Grounding: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=10392&MevzuatTur=7&MevzuatTertip=5
Health and Safety Signs: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18829&MevzuatTur=7&MevzuatTertip=5
Occupational Safety and Health in Mining Workplaces: https://www.mevzuat.gov.tr/mevzuat?MevzuatNo=18858&MevzuatTur=7&MevzuatTertip=5
ABOUT
No actual exam questions are used; the questions are originally written by RiverMap Learning.
Occupational Safety Specialist Class C: 520 questions, practice exam, notes and flashcards.