Developing a uranium mine in western australia taylor
1. 1
Developing a Uranium Mine in
Western Australia
Kathryn Taylor
Health, Safety, Environment & Radiation Manager – Toro Energy
Samantha Sonter
Radiation Safety Officer – Radiation Advice and Solutions
ARPS 2010
Kathryn Taylor
Health, Safety, Environment & Radiation Manager – Toro Energy
Samantha Sonter
Radiation Safety Officer – Radiation Advice and Solutions
ARPS 2010
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This presentation has been prepared by Toro Energy Limited (“Toro”). The information contained in this presentation is a professional opinion only and is given in
good faith. Certain information in this document has been derived from third parties and though Toro has no reason to believe that it is not accurate, reliable or
complete, it has not been independently audited or verified by Toro.
Any forward-looking statements included in this document involve subjective judgement and analysis and are subject to uncertainties, risks and contingencies, many of
which are outside the control of, and maybe unknown to, Toro. In particular, they speak only as of the date of this document, they assume the success of Toro’s
strategies, and they are subject to significant regulatory, business, competitive and economic uncertainties and risks. Actual future events may vary materially from the
forward looking statements and the assumptions on which the forward looking statements are based. Recipients of this document (“Recipients”) are cautioned to not
place undue reliance on such forward-looking statements.
Toro makes no representation or warranty as to the accuracy, reliability or completeness of information in this document and does not take responsibility for
updating any information or correcting any error or omission which may become apparent after this document has been issued.
To the extent permitted by law, Toro and its officers, employees, related bodies corporate and agents (“Agents”) disclaim all liability, direct, indirect or consequential
(and whether or not arising out of the negligence, default or lack of care of Toro and/or any of its Agents) for any loss or damage suffered by a Recipient or other
persons arising out of, or in connection with, any use or reliance on this presentation or information.
All amounts in A$ unless stated otherwise.
Competent Persons Statements:
The information in this report that relates to Mineral Resources is based on information compiled by Mr Daniel Guibal who is a Fellow of the Australasian Institute of
Mining and Metallurgy (AusIMM). Mr Guibal is a fulltime employee of SRK Consulting and has sufficient experience which is relevant to the style of mineralisation and
type of deposit under consideration and to the activity he is undertaking to qualify as a Competent Persons as defined in the 2004 Edition of the ‘Australasian Code
for Reporting of Exploration Results, Mineral Resources and Ore Reserves’. Mr Guibal consents to the inclusion in this release of the matters based on his
information in the form and context in which it appears.
Information in this presentation relating to exploration results of the Napperby Project and Lake Mackay is based on information compiled by Dr David Rawlings BSc
(Hons) who is a Member of the Australasian Institute of Mining and Metallurgy. Dr Rawlings is a full-time employee of the Company.
Dr Rawlings has sufficient experience, which is relevant to the style of mineralisation and type of deposit under consideration and to the activity, which he is
undertaking to qualify as a Competent Person as defined in the 2004 Edition of the ‘Australasian Code for Reporting of Exploration Results, Mineral Resources and
Ore Reserves’. Dr Rawlings consents to the inclusion in this release of the matters based on his information in the form and context in which it appears.
Disclaimer
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Mining
• Production planned to be up to 1,200t UOC (1,000
tpa U3O8 equivalent)
• Average head grade 668ppm U3O8
• Estimated disturbance footprint is approximately
1,200 ha
• Waste Material and Tailings - tailings storage
within mined out pits and covered
• Project life up to 14 years
19. Non-Human Biota Radiological Assessment
ICRP 108 provides guidance on non-human dose assessment
ERICA tool allows an integrated assessment of risk to NHB
(tiered assessment, Eurocentric information)
ARPANSA have recently released a Technical Report (No.154)
Debate within industry on how to approach issue
Development of a consistent approach by industry and regulators required
Recognition that likely impact is negligible
General consensus on need for assessment to demonstrate this
What does it mean in relation to the ERMP ?
Air quality model to estimate incremental dust (radionuclide) deposition
Estimate incremental radionuclide concentration in local ground and surface waters
Feed data into ERICA
Based on mining technique and ecosystems at Wiluna expected low risk identified during
tier 1 or 2 assessment.
20. ALARA in Design
From a practical perspective - radiation is best controlled in design.
For the ERMP, such activities include:
• Understanding the existing environment
• Performing radiological risk assessments
• Specific radiation training for design personnel
• Establishment of radiological design criteria
• Utilising best available technology
• Demonstrate optimisation of dose to workers
• Community information and consultation
Toro Energy recognises this is a critical
component of successful operation and
is focused on delivering radiation protection outcomes
consistent with industry best practice
