Posouzení možností vydobytí sloje Heřman na důlním závodě 1, lokalitě Lazy, při podpatrovém dobývání

Abstract

This diploma thesis includes the assessment of three anticipated variants of sewerage 424 -"Heřman" in the area of Lazy, Důlní závod 1, OKD, a.s. in sub-level exploitation. First, the geological situation of DP Lazy, as well as the brief history of the mine, will be described. The next chapter is followed by a description of the individual possibilities of the splintering of the seam in terms of the location of the mining works and the location of the mining sites, and due to the expected pitfalls of thesub-level exploitation, the proposal of ventilation and air conditioning as well as the design of safety measures related to this issue will be described. Further, a description of the methods and technologies of excavation and mining of this seam will be presented. In the final chapter, the proposed variants of the sewer extraction will be compared and evaluated from a technical and economic point of view.