Transcript Lecture 5: Radiation Protection in the University

Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Radiation Protection Organisation
Within Glasgow University
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Organisational Chart :
University Court
Radiation Safety Committee
Radiation Protection Adviser
Radiation Protection Officer
University Medical Officer
Departmental Radiation Protection
Supervisors
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Radiation Protection Legislation
The Radiation Substances Act 1993
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
The Ionising Radiations Regulations (IRR99),
which came in to force on 1st Jan 2000.
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Classification Of Radiation Workers :
• Classified Worker
• Unclassified Worker
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Classified Radiation Workers
1. Annual Dose > 6mSv
2. Radiation Passbooks
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Unclassified Radiation Workers
Apart from radiation medicals, these workers
are treated the same as classified workers.
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Radiation Areas
Controlled Radiation Area
Supervised Radiation Area
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
System of work
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Radiation Areas Review
1.
CONTROLLED RADIATION AREAS
2.
SYSTEM OF WORK 
3.
SUPERVISED RADIATION AREAS
4.
HANDLING LIMITS 
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Prior Risk Assessment
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Other Sources of Ionising Radiation
Encountered by University Personnel
• Diagnostic X-RAY Equipment
• X-ray Crystallography
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Other Sources Continued :
• Accelerators and Reactors
• University Personnel Working at Harwell/Cern
• University Personnel Working In Hospital
Premises
• Electron Microscopes
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Other Categories of Workers
• Technicians Aged 16-18
• Pregnant Radiation Workers
• Visitors to the University
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Other Categories Continued :
• Cleaning Staff
• Maintenance Staff
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Radiation Dose Records
• Radiation Dosimeters
• Thermo luminescent Finger Dosimeters
• Fast Neutron Nuclear Emulsion Dosimeters
• Reporting of Radiation Doses
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
The Usage of Radioactive Material
• Ordering of Radioactive Material
• Record Keeping
• Storage
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Disposal of Radioactive Waste
• Solid
• Sharps
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Disposal Continued :
• Liquid
• Scintillant
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Radioactive Waste Label
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Radiation Surveys
• RPS Surveys
• Departmental Surveys
• Self Monitoring
• Thyroid Monitoring
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Surveys Continued :
• Swab Sampling for 3H
• UG Teaching Experiments
• Project Work By Honours Students
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Contamination Check Sheet
Reading
Counts
No
per minute
Swab area
Area
on swab
Activity
x cm
y cm
swabbed cm2
(Bq)
Bq/cm2
>3 Bq/cm2
>30 Bq/cm2
1
10
10
100
0.0
0.00
No
No
2
10
10
100
0.0
0.00
No
No
3
10
10
100
0.0
0.00
No
No
4
10
10
100
0.0
0.00
No
No
5
10
10
100
0.0
0.00
No
No
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Transport of Radioactive Material
• The Radioactive Material Road Transport Reg
2002.
• Movement of Radioactive Material within the
University.
• Transport of Radioactive Material out with the
University.
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Excepted package Label
RADIOACTIVE MATERIAL, EXCEPTED PACKAGE
UN 2910 - LIMITED QUANTITY OF MATERIAL
Dispatched by:
Post
UNIV OF GLASGOW, Dept of ............................................... Code
.................…………….
Contact ....................................................
Tel...................................................………………
Deliver to
...........................................................................................................……………..
Date.........……………………….
Physical
form..........................………………………….
Isotope ........................................... Chemical
form..........................................………………
Activity ...........................................
I hereby declare that the contents of this consignment are fully and accurately
described above by proper shipping name, and are classified, packed, marked and
labelled, and are in all respects in proper condition for transport by road according
to the applicable international governmental regulations.
For the Consignor...............................................................................................
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Emergency Procedures
Serious Radiation Accidents
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Radioactive Spillages - S.W.I.M
• Stop the spill.
• Warn other personnel.
• Isolate the area.
• Minimize the exposure to radiation and
contamination.
Janice Brock
University RPO
Radiation Protection Service
University of Glasgow
The Internal Radiation Hazard
Laboratory Fires
Janice Brock
University RPO