Otvírka ostravských slojí na Závodě Důl ČSM, lokalita Jih ve 2. b kře západní části (poruby č. 461 200 a č. 461 202)

Abstract

This thesis describes the evaluation of drilling exploration, draft of mining and subsequent conquest of mining blocks in question no. 461 200 and no. 461 202. The introduction shows geological profiles wells, of which there is an evaluation, which is followed by draft of opening the basic ventilation circuit and then draft of mining each longwall was chosen technology reinforcement and parameters mined spaces. The thesis also discusses the selected mining technology to conquest and assessment of ventilation in terms of under floor conquest. In the final chapter, an economic evaluation in question excavation and subsequent conquest.