open-Pit Planning at the Adams Mine

This paper deals with Jones & Laughlin Steel Corporation's new Adams mine, near Kirkland Lake, Ontario. After a brief discussion of ore structure, type, reserve tonnages, etc., the main body of the paper discusses the establishment of an open-pit limit based on economic considerations. The method used by J & L to arrive at an economically sound open-pit boundary is outlined fully. Physical limitations to open-pit boundaries are mentioned briefly. The paper concludes with a few remarks on the mining equipment in use and on its productivity.
Keywords: Adams Mine, Adams Mine, Aliquippa, Pennsylvania, Cleveland, Ohio, Foreman, Kirkland Lake, Economics, Mine, Mines, Ore, Ores, Pits, Profits
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