Document History of GD-52 Design Guide for Nuclear Substance Laboratories and Nuclear Medicine Rooms

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Current Status:

Published May 2010

Document history

• November 2010: CNSC has created a fillable PDF form for GD-52. Using this format, stakeholders can save the data typed into the form and send the completed form as an email attachment.
• May 2010: GD-52 published. For more information, see Information Bulletin 10-06. Also, see the consultation report and the comments received from public consultation (note that comments are posted and answered in the language in which they were submitted).
• December 2009: Converted to GD-52. This document was posted for public consultation as RD-52, but was converted to guidance document GD-52 in accordance with the December 2009 updates to CNSC’s regulatory framework. Read the Regulatory Framework fact sheet for more information.
• July 2009: View comments received during the second consultation.
• February to March 2009: Second consultation. Invitation to provide feedback on the comments received during the first consultation period was issued on the CNSC Web site for a 30-day period. View comments received during the first consultation and invitation to provide feedback on these comments for more information.
• November 2008 to January 2009: First consultation. Invitation to comment on the draft document was posted on the CNSC Web site for a 60-day period.

Document description

GD-52 provides guidance for a recommended approach for meeting the requirements related to site description and room design under paragraphs 3(1)(d) and 3(1)(l) of the Nuclear Substances and Radiation Devices Regulations and performing shielding design analyses as a component of keeping doses As Low As Reasonably Achievable (ALARA) pursuant to subparagraph 4(a)(iii) of the Radiation Protection Regulations.

Relevant regulations

• General Nuclear Safety and Control Regulations
• Nuclear Substances and Radiation Devices Regulations
• Radiation Protection Regulations

Contact information

For questions or information directly related to GD-52, please contact:

Directorate of Nuclear Substance Regulation
Canadian Nuclear Safety Commission
P. O. Box 1046, Station B
Ottawa, ON
K1P 5S9

Telephone: 1-800-668-5284
Fax: 613-995-5086
Email: info@cnsc-ccsn.gc.ca