Bezpoklesové dobývání sloje č. 40, ve 4. kře, OKD, a.s. Dolu ČSM, Stonava

Abstract

This thesis deals with proposal of optimum opening, preparation and exploitation of the seam No. 40 in the block No. 4 of CSM Mine by method of exploitation without declines (room-pillar). The thesis is divided into four main parts. Basic characteristic of CSM Mine, mode of deposit and geological conditions of the area are mentioned in the first chapters to initiate the problem. Key chapter is devoted to the proposal of opening, preparation and exploitation of the seam No. 40. Other chapters are devoted to the safety, such as bumpproof prevention, mine ventilation etc. The conclusion consists of technical evaluation and profitability.