ASDSO Dam Safety Toolbox

On-Demand Webinar : Modeling Tailings Dam Failures with 2-Phase Flow

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Association of State Dam Safety Officials, 2024



• Failure modes of a tailing dam. Discussion of recent tailings dam failures.
• Use of Tailings Dam Tool and regression equations to estimate volume releases.
• Simulate tailings dam breach including tailings material and water volume using a two-phase flow model.
• Predict downstream mudflow inundation.
• Simulate mudflow – fluid exchange with scour and deposition, downstream tributary inflow and mudflow into lakes and reservoirs.
• Predict sediment routing by size fraction, and mudflow cessation and re-mobilization.
• Set up a project using QGIS and the FLO-2D model. Application of the Tailings Dam Tool.
• Mudflow Hazard Mapping.

Key Takeaways:

• Understand potential failure modes of tailing dams.
• Learn about basic data and key factors for tailing dam failure modeling.
• Simulate tailing dam failures using a two-phase flow model.
• Review mapping and analysis of results.

Access Training Here

Speaker(s):
O'Brien, Jim
O'Brien, Karen
Ramirez, Noemi G.


Revision ID: 8147
Revision Date: 01/21/2025