Excavation between the levels H-910 and H-830 in the 'Svinja reka' Mine District of the 'Sasa' mine - Makedonska Kamenica

Abstract

In this paper, the principles of mining between the levels H-910 and H-830 in the 'Svinja reka ' Mining District of the ' Sasa ' lead and zinc mine located in the M. Kamenica, are presented. Excavation has to be realized by implementation the sublevel caving mining method, while temporarily leaving the safety pillars, which have to be blasted in the second phase of excavation. The paper presents development works, as well as works for the ore blasting, based on the designed mining method. Also, the techno-economic parameters of mining method and work organization are presented.

Keywords

• lead and zinc
• svinja reka mine
• sublevel caving method