Genuine Curiosity

Tailings Management – City Water – Sewer – Roadways

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Tailings Management

Talking to Andy McMeekin, Project Manager with City of Saskatoon, about tailings management, and unexpected aspects of sewer, and roadways rehab.

  • The mining life cycle.
  • Instruments used to monitor tailings.
  • How water main rehab can cause a water main break.
  • Strategies to minimize neighborhood disruptions during construction.
  • Unexpected aspects of city water, sewer, and roadways rehab.
  • Sewage maintenance of a live force main with a sub 10 minute window.
    • Instruments Used for Tailings Management
    Slope Inclinometer
    • Hole is bored into a tailings pile.
    • Slope inclinometer placed inside.
    • Detects movement in pile.
      • Piezometer
      • Installed in a bore hole of a tailings pile.
      • Measures underwater ground pressure.
        • Water, Sewer, and Roadways Rehab
        Water Main Valve
        • Generally in the street.
        • Usually one every city block.
        • Valve access is at surface depth.
        • Used to shut off(de pressure) a length of water main for rehab.
        • Requires water main key to operate valve.
          • Force Main
          • Used to move sewage from low point to high point.
          • Activates when sewage gets to a set level.
            • Mentioned in Episode
            • Brumadinho dam disaster
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