Introduction to the Engineer of Record for Tailings Dams


This webinar will provide an introduction and overview of the Engineer of Record (EOR) concept. It will be the first of a series of webinars about the EOR through a joint effort of USSD and Canadian Dam Association (CDA).This webinar will include the following topics:

  • Background to the EOR
  • Description of the EOR
  • Roles and Responsibilities
  • Duties of an EOR
  • Qualifications of an EOR
  • Challenges faced by our industry with respect to the EOR

An overview and history of the Engineer of Record role for Tailings Dams is provided. The importance of maintaining an engineer of record and their responsibilities will be explained with consideration to recently promulgated requirements and guidance. The expectations of the engineer of record and the owner will be discussed, referencing industry guidance from the Global Industry Standard on Tailings, ICMM, Mining Association of Canada, the Canadian Dam Association (CDA), and Geoprofessionals Business Association (GBA).

Target Audience

All owners and operators of tailing storage facilities worldwide that employ an engineer of record in the operation of their containment dams or may wish to employ an EOR. Also, engineers and consulting firms who serve as EORs.

Christopher N. Hatton PE

Senior Program Leader

Golder Assoicates

Christopher is a graduate of Colorado State University with an MS and BS in civil engineering.  With over 32 years of professional experience in the US and internationally, Christoper is a member of the USSD Tailings Committee, as well as the GBA, SME Tailings committee, and a TailENG Board member.  Christopher Chaired the GBA EOR Working Group in 2016 and has authored multiple papers regarding EoR and industry resource limitations, and has authored the operational chapter of the forthcoming SME Tailings book.  

Andy Small, M.Sc., P.Eng

Senior Staff Consultant

Klohn Crippen Berger

Andy Small is an experienced geotechnical engineer that specializes in the safety of dams in the mining industry.  He is based in Eastern Canada and has over 30 years of experience with mining dams around the world.  Andy is an active member of the Canadian Dam Association, having started the Mining Dams Committee that issued a guidance document for the safety of mining dams in 2014. Within that guidance document, was reference to the Engineer of Record concept. That was the first time that the EOR concept had been introduced in the context of mining dams. Since then, Andy worked extensively with members of CDA on enhancing and revising the guidance that had been provided in 2014, culminating in a revised version issued in 2019. In 2020, Andy has also worked closely with members of the USSD on the EOR concept. Andy is the EOR for several mine sites in Canada and understands the technical and non-technical aspects of the EOR position.


Open to view video.
Open to view video.
2 Questions
PDH Certificate
1.50 PDH credits  |  Certificate available
1.50 PDH credits  |  Certificate available