Mike Chilton

Mike Chilton, BE (Mining) (Consulting Quarry Engineer)

Mike has over 20 years’ experience in the minerals industry, primarily in a New Zealand quarrying context.

Mike holds a Bachelor of Engineering degree in Mining Engineering and a certificate of competence as an A-grade quarry manager. He is a member of the Australasian Institute of Mining and Metallurgy (MAusIMM) and a technical member and Lower North Island Branch secretary of the Institute of Quarrying New Zealand (Inc) (TMIQ).

During his career, Mike has worked with over 60 organisations in New Zealand and Australia, including four local and regional authorities and been involved with over 130 quarry sites.

Mike’s operational experience includes designing and overseeing, environmental management, regulatory compliance, materials testing and strategic planning of operations from small borrow pits and alluvial extraction sites of <20,000 tonnes per annum (tpa) up to larger hard rock quarries providing 500,000 tpa.

Since forming Aggretech Limited in 2015 he has worked as an independent consultant to the quarry industry on technical and engineering matters and contracts to the Aggregate and Quarry Association of New Zealand (AQA) as their technical adviser.

His AQA work involves informing members on technical matters, participation in various technical committees, providing advice to the Board and members on specific technical matters and proactively identifying technical issues and promoting solutions.

The majority of his private work is related to quarry site design and improvement / optimisation and resource consenting issues, with other projects extending into landowner negotiation, valuation, management plans, reviews and training. Mike is also a member of the New Zealand Mining Board of Examiners’ Panel of Examiners.