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Daryl Dufault

Principal Geotechnical Engineer

Mr. Dufault B.A.Sc., P.Eng., has 20 years of international experience specializing in the design and construction monitoring of mine tailings impoundments and waste rock dumps including instrumentation and performance monitoring. His geotechnical site investigation and site characterization experience includes test pitting, auger, sonic, odex, and tri-cone drilling methods, packer, and standard and dynamic cone penetration testing. He has specialized experience in tailings dam design, and has carried out construction supervision for conventional earthen core dams, dry stack facilities and lined tailings facilities in North, Central and South America and Asia, and has northern engineering experience in Canada and Russia.