Brian Ayres
Principal Closure Engineer - Legacy Assets @BHP
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WORK HISTORY
Principal Closure Engineer - Legacy Assets @BHP
Saskatoon, SK, CA
Principal Closure Engineer supporting the assessment and design of cost-effective remedial measures for final closure | rehabilitation of mine waste storage facilities in consideration of the site\'s closure vision and objectives.
EDUCATION
University of Saskatchewan
Master of Science (M.Sc.), Geotechnical and Geoenvironmental Engineering
SKILLS
ABOUT BRIAN AYRES
Senior Geoenvironmental Engineer specializing in closure planning and rehabilitation of tailings and mine rock storage facilities (TSFs and MRSFs) with 30 years of experience including 21 years in consulting and 9 years in industry. Extensive knowledge of geotechnical, hydrogeology, and geochemistry principles to support developing scientifically rigorous closure plans for TSFs and MRSFs, coupled with practical experience to optimize costs for implementation. SME in the design, construction, and performance monitoring of MWSF final landforms/cover systems, having published over 15 papers in this field.My passion is the design of sustainable landforms for closure of TSFs and MRSFs, striving to return the disturbed landscape to a productive end land use while mitigating potential risks to human and ecological receptors to acceptable levels over the short, medium and long terms.Effective February 1, 2026, I will be joining LePoudre Geoenvironmental Group (LGG) in a senior technical review capacity. Prior to 4.5 years with BHP Legacy Assets and 4.5 years with SNC-Lavalin (now Atkins-Realis), I was a Senior Geoenvironmental Engineer with O\'Kane Consultants (OKC) based in Saskatoon. Over a 15-year period, I helped OKC grow from two staff in to about 60 staff in 2015, with offices across Canada and in the US, Australia, and New Zealand. Focus of work was on application of unsaturated zone hydrology to closure of MWSFs, specializing in the design, implementation, and performance monitoring of cover systems for all types of mine waste. Roles included being a project manager, field engineer, construction supervisor, office manager, Vice-President, and COO.
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