MANAGEMENT

Broadmeadow overcomes underground challenges

A convergence event in 2015 could have proved costly for a BHP Billiton Mitsubishi Alliance mine. However, it managed to rise above it and continue to ramp up its production profile in 2016.

Lou Caruana
The BMA Broadmeadow longwall mine in Queensland.

The BMA Broadmeadow longwall mine in Queensland.

The open face of the final highwall can creep and strain in line with open cut geotechnical practice and analysis. In the punch longwall method, the complexity of geomechanical behaviour is heightened...

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