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Natural Resources Compliance 13 items

Tailings Dam Safety Review (DSR) & Emergency Preparedness Checklist

Verify periodic dam safety review, surveillance monitoring, and emergency preparedness planning (EPP) for a tailings storage facility to manage the risk of dam failure and downstream impact.

CDA Dam Safety GuidelinesGISTM Principle 13ANCOLD GuidelinesMSHA 30 CFR 77.216

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Dam Safety Review

  • Has a periodic dam safety review been completed by a qualified independent engineer within the required interval? *
  • Does the review assess stability against the current consequence classification and applicable design flood and seismic loads? *
  • Is the current consequence/hazard classification of the facility documented and up to date? *

Surveillance & Monitoring

  • Are instrumentation readings (piezometers, inclinometers, survey monuments) collected and reviewed against trigger action response levels? *
  • Are routine surveillance inspections of the embankment, beach, and decant performed and documented? *
  • Is the phreatic surface and pond freeboard maintained within design limits? *

Governance & Accountability

  • Is an Engineer of Record and a Responsible Tailings Facility Engineer designated for the facility? *
  • Is an operations, maintenance, and surveillance (OMS) manual current and being followed? *
  • Are surveillance findings and any exceedances reported through a defined accountability chain? *

Emergency Preparedness Plan

  • Is an emergency preparedness and response plan (EPP/EPRP) in place addressing credible failure modes and dam-breach inundation zones? *
  • Has a dam-breach and inundation study been performed to define downstream evacuation areas? *
  • Are emergency notification procedures coordinated with downstream communities and public authorities? *
  • Are EPP drills and exercises conducted and documented? *

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