Level III
RT - Radiographic Testing

Topical Outline

This examination is 4 hours in length, having 135 questions of equal value.

1. Principles and Theory
2. Equipment/Materials
   • Electrically generated sources
   • Particulate radiation sources
   • Radiation detectors
3. Techniques/Calibration
   • Imaging considerations
   • Film processing
   • Viewing of radiographs
   • Judging radiographic quality
   • Exposure calculations
   • Radiographic techniques
4. Interpretation and Evaluation
5. Procedures
6. Safety and Health
   • Exposure hazards
   • Methods of controlling radiation exposure
   • Operational and emergency procedures
   • Dosimetry and Film Badges

References

The number in parentheses following each reference is the ASNT catalog number.

• Level III Study Guide: Radiographic Testing (2259R)
• NDT Handbook: Volume 4, Radiographic Testing (144, 144CD, 144WCD)
• Supplement to Recommended Practice No. SNT-TC-1A (Q&A Book) - Radiographic Testing Method (2026)
• Working Safety in Radiography (232)

Refresher Course

ASNT offers an RT Refresher Course based on the above topical outline.

 

 

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