A BRIEF INTRODUCTION TO COAL MINE COLLAPSE AND DISASTER IN NORTHERN SHAANXI

With the energy base construction and coal resources exploitation in Northern Shaanxi,the disaster of coal mine collapse became more and more serious.Since 2004,more and more collapse events were recorded according to the Shaanxi Digital Seismic Network,and there is a trend to increase.This paper briefly analyzes the spatial-temporal feature,disaster characteristics and countermeasures to these coal mine collapse.