Document History of REGDOC-2.5.4, Design of Uranium Mines and Mills: Ventilation Systems (formerly G-221)

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Summary

REGDOC-2.5.4, Design of Uranium Mines and Mills: Ventilation Systems (formerly G-221) provides guidance on addressing the requirements for submitting ventilation-related information when applying for a CNSC licence to site and construct, operate or decommission a uranium mine or mill. This regulatory document is also intended to help applicants for a uranium mine or mill licence understand their operational and maintenance obligations for ventilation systems, and to help CNSC staff evaluate the adequacy of applications for uranium mine and mill licences.

Status:

October 4, 2017: Draft REGDOC-2.5.4 is open for consultation until November 15, 2017. View news release for more information. You may provide your comments on Draft REGDOC-2.5.4:

Comments submitted, including names and affiliations are intended to be made public. You will not receive a formal reply to your comments.

Document Milestone Dates Links
Consultation October 4, 2017 to November 15, 2017

View the October 4, 2017 news release

(Draft REGDOC-2.5.4 HTML)
(Draft REGDOC-2.5.4 PDF)

Invitation to provide feedback on comments received TBD TBD
Feedback received TBD TBD
Publication TBD TBD