Helsinki 4-9.9.2000

Helsinki 4-9.9.2000

Dose Distributions in Industrial Radiography in Europe Gerhard Frasch Bundesamt fr Strahlenschutz Germany 5th European ALARA Network Workshop Rome 17 -19.10.2001 1 ESOREX Countries ESOREX Surveys 1997/1999 ESOREX WEST ESOREX EAST no data for industrial radiography 5th European ALARA Network Workshop Rome 17 -19.10.2001 2 EUROPEAN STUDY OF OCCUPATIONAL RADIATION EXPOSURE - ESOREX On behalf of: European Commission DG IX Executed by: Bundesamt fr Strahlenschutz, Germany

Support: State Office for Nuclear Savety, Czech Republic 5th European ALARA Network Workshop Rome 17 -19.10.2001 3 Objectives of ESOREX Part I: National monitoring and registration systems Part II: Comparable national exposure statistics 5th European ALARA Network Workshop Rome 17 -19.10.2001 4 Schedule and Future of ESOREX ESOREX West: 1.Workshop: 1997/1999 1997 ESOREX East: 2. Workshop 1998/2000 1998 ESOREX 2000: (tender)

3. Workshop: 2002/2003 2002 (planed) 5 European ALARA Network Workshop Rome 17 -19.10.2001 th 5 Characterisation of radiation workers Work sectors Nuclear Industry Medicine General Industry Education, Research, Safety Inspection Natural Radioactivity 5th European ALARA Network Workshop Rome 17 -19.10.2001 6 Work sectors and sub-categories GENERAL INDUSTRY industrial radiography - fixed units - mobile units transport radiochemical manufacture industrial irradiation accelerator operation

chemical industry luminising other use in general industry (specified) 5th European ALARA Network Workshop Rome 17 -19.10.2001 7 Radiation Workers and Doses in Europe - All Occupations Workers Workers (H > MRL) monitored [%] 1) Coll. Dose [man-Sv] Median (H > MRL) Mean (H > MRL) Sdev (H > MRL) ESOREX WEST 18 countries 2)

870.758 28% 367 1,3 1,5 1,2 ESOREX EAST 9 countries 3) 109.110 67% 115 1,6 1,6 0,8 ESOREX EUROPE 979.868 32% 482

1,5 1,5 1,1 1) MRL = Minimum recorded level, mainly 0.1 mSv, in some counties between 0.2 and 0.5 mSv 2) Data mainly form 1995 3) Data mainly form 1997 5th European ALARA Network Workshop Rome 17 -19.10.2001 8 Radiation Workers and Doses in Europe - General Industry Workers Workers (H > MRL) monitored [%] ESOREX WEST 18 countries 2) ESOREX EAST 9 countries 3) ESOREX EUROPE 1) Coll. Dose [man-Sv]

Median (H > MRL) Mean (H > MRL) Sdev (H > MRL) 181.939 17% 56 1,4 1,8 2,3 7.483 60% 6 1,9 1,3 1,2

189.422 19% 62 1,4 1,6 2,0 1) MRL = Minimum recorded level, mainly 0.1 mSv, in some counties between 0.2 and 0.5 mSv 2) Data mainly form 1995 3) Data mainly form 1997 , 5th European ALARA Network Workshop Rome 17 -19.10.2001 9 Radiation Workers and Doses in Europe - Industrial Radiography Workers Workers Coll. Dose Median Mean Sdev Maximum (H > MRL) 1) monitored [man-Sv] (H > MRL) (H > MRL) (H > MRL) (H > MRL)

[%] ESOREX WEST 15 countries 2) ESOREX EAST 6 countries 3) ESOREX EUROPE 15.324 34% 7 1,4 1,3 0,7 3,0 2.748 54% 3 2,2 2,3

0,9 3,8 18.072 37% 10 1,7 1,6 0,9 3,8 1) MRL = Minimum recorded level, mainly 0.1 mSv, in some counties between 0.2 and 0.5 mSv 2) Data mainly form 1995 3) Data mainly form 1997 5th European ALARA Network Workshop Rome 17 -19.10.2001 10 Dose distribution in Industrial Radiography 70% 60% N of workers %

50% 40% 30% 20% 10% 0% ESOREX WEST ESOREX EAST Mean annual dose [mSv] 5th European ALARA Network Workshop Rome 17 -19.10.2001 11 Dose Distribution in Fixed and Mobile Radiography 70% 60% N of W orkers 50% 40% 30% 20% 10% 0%

mobile / mean = 1.7 mSv fixed / mean = 1.4 mSv mSv Data: Ireland, Italy, The Netherlands, United Kingdom (1995) 5th European ALARA Network Workshop Rome 17 -19.10.2001 12 Occupational Radiation Exposure in Europe Monitored Workers Workers with Doses > MRL Mean Dose [mSv/a] Exceeds [ > 50 mSv/a] All Occupations 1 Mio. 32 % 1.5 1 / 10,000

General Industry 200,000 19 % 1.4 1 / 10,000 Industrial Radiography 20,000 37 % 1.7 3 / 10,000 , 5th European ALARA Network Workshop Rome 17 -19.10.2001 13

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