Analysis of the Ground Fissure′s Feafure and It′s Causes of Formation Influenced by the Fault

Abstract：On the basis of the analysis of the data surveyed, it has studied the influenced area, causes of formation and feature of fissure of ground surface by mining in Guozhuang coal mine of Liyuan Mine Bureau.It is proved that the fault is the important factor.

Keyword：damage by mining;the fissure of ground surface;fault;