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DOSIMETRIC ASPECTS OF OPTIMIZATION OF PROTECTION IN IRAN INDUSTRIAL RADIOGRAPHY PRACTICE.

S M Hosseini Pooya1, M R Dashtipour2

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|February 14, 2018
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This summary is machine-generated.

Industrial radiography poses high radiation risks. This study optimized protection for Iranian radiographers (2002-2016) by analyzing doses, showing reduced average and collective doses, and recommending dose constraints for enhanced safety.

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Area of Science:

  • Occupational Health
  • Radiation Safety
  • Industrial Radiography

Background:

  • Industrial radiography involves high-risk radiation practices due to handling high-activity sources.
  • Optimizing radiation protection, including investigation levels and dose constraints, is crucial for radiological safety.

Purpose of the Study:

  • To statistically analyze individual doses of industrial radiographers in Iran from 2002 to 2016.
  • To evaluate the effectiveness of implemented radiation protection measures.
  • To propose strategies for further optimization of radiological safety.

Main Methods:

  • Statistical analysis of individual recorded doses using frequency distributions and percentiles.
  • Analysis covered the period from 2002 to 2016 for industrial radiographers in Iran.
  • Investigation level of 4 mSv for bimonthly monitoring periods was considered.

Main Results:

  • 3-7% of workers were investigated annually under the 4 mSv bimonthly investigation level.
  • A reduction in average annual and collective doses was observed, despite an increase in the number of workers.
  • Doses in lower ranges (<4 mSv) had a greater impact on collective dose reduction.

Conclusions:

  • Past regulatory and employer measures have effectively improved radiological protection in Iran's industrial radiography sector.
  • Establishing a dose constraint is essential for continued and enhanced protection optimization.
  • The study highlights the importance of statistical analysis in optimizing radiation safety practices.