L Xingwana Leveraging the Integrated Operational Excellence Model to Enhance Mining efficiency in South African Gold Mines
Integrated Operational Excellence Model
DOI:
https://doi.org/10.17159/Abstract
Mining companies have to contend with market fluctuations in commodity prices and increased operational costs that have pushed the emphasis on making efficiency improvements. They cannot change the metal price, but they can improve effectiveness through the addressing of inefficiencies that drive cost up and production down. Some established management theories assert that constraints, non-value-adding activities, and inconsistent practices are detrimental to production efficiency. Addressing these issues is essential for optimizing operations and maintaining competitiveness. This study explores the Integrated Operational Excellence Model to boost production efficiency within South Africa's gold mining sector. The results intend to assist mining managers in identifying and eliminating constraints in their operations, through improved management of resources, and as well as in establishing a culture of continuous improvement. The study highlights significant efficiency challenges using a mixed-methods approach, incorporating qualitative and quantitative data through interviews, performance metrics, and analytical tools like the fishbone diagram and prioritization matrix. The findings advocate for combining the theory of constraints with lean principles and Six Sigma methodologies to improve organizational performance. This strategy underscores the importance of employee engagement, teamwork, process enhancement, and the adoption of advanced technologies, ultimately fostering increased productivity, efficiency, and a dedication to safety and sustainability. The research provides practical recommendations and a scalable model that can benefit other mining enterprises, encouraging a culture of operational excellence throughout the industry.
Key Words: Production efficiency, Theory of Constraints, Lean Six Sigma, Integrated Operational Excellence Model, South African Gold Mine
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