EXPERIENCE OF THE ENTERPRISES AND WORKS/EXPERIENCE OF UNDERGROUND MINING THE RESERVES UNDER BOTTOM AND SIDES OF OPERATING IRON ORE QUARRIES

摘要

The paper describes actual problem of joint deposit development via open-cast and underground methods. Experience of joint mining of iron ore deposits in krivbass is observed, the measures for safe operating at these deposits are analyzed. The paper will be practically interesting for the enterprises, engineering and scientific organizations.