Gates V-belt provides concrete solution for quarry
A large South East Queensland quarry has made significant savings after replacing the belts and pulleys in its crushing circuit.
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Toeing the line: Blasting practices to control quarry floors, correct toes
It is all too easy to blame geology for the toe and elevated floor problems in quarries. Anthony and Calvin Konya explain how the quality of explosives and other factors can contribute to inconsistent, unsatisfactory blast outcomes – while outlining measures that will keep these factors within the correct margins of human error.
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IQA Conference 2019: Focusing on the future of quarrying
The Geelong Football Club’s home stadium and modern convention centre were a grand backdrop to this year’s IQA annual conference – which highlighted the industry’s progress and people, and debated its future challenges. Damian Christie reports.
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Operation ramps up production for Queensland’s growing infrastructure needs
To meet the infrastructure needs of one of Australia’s burgeoning markets, a Boral operation has turned to multi-action cone crushers to expand and improve its output.
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Improving the links in the supply chain
How fragmentation analysis can assist in blasting
Predicative models, photogrammetric techniques are proving vital to the optimisation of extractive operations.
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Overhaul of conveyor bearings cements success at NSW quarry
A Hanson operation in the central west of New South Wales has turned to solid block housed units to address numerous bearing and shaft failures in its conveyor tail pulleys.
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A reinvention of sales, production, inventory forecasts
Quarry operations are moving away from messy spreadsheets and rethinking communication, production planning and sales forecasting to save time and improve productivity. One such medium that quarries worldwide are utilising is PlantDemand, a business intelligence tool.
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Assessing operational risk for market value purposes
Assessing a quarry’s operational risk is a key aspect of determining the market value of the operating business or its geological resource as an asset. Chartered surveyors Shaun Barry and Darren Herdman explain.
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Alasdair Webb: Thinking ‘outside the box’
In 2017 Alasdair Webb won the inaugural Quarry Manager of the Year Award for managing a site with fewer than 10 full-time employees. But in a highly impressive and productive career spanning more than 30 years, it’s almost a footnote. Damian Christie reports.
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