Productivity Improvement Without Capital Expenditure-Optimising Machine and Labour Utilisation

摘要

The history of mining is rightly pround of its achievements in improving productivity and cost improvements over the years. No matter what measure is used, tonnes per manhour, cost per tonne, etc vast improvements have been made over the last hundred years. In fact over the last ten years in Australian coal mines raw coal output per employee has increased by 60 per cent.