Many coalmine accidents attribute to undue controlling behaviors of managers.

Frequent coalmine accidents,which have become the bottleneck of China's construction of harmonious society and the realization of sustaining social and economic progress,receive wide attention from the public policy sector and the related academia.

It has always been a thorny problem to our country's administration of coalmine work safety that coalmine accidents do occur frequently, which result in injuries, fatalities, loss of production or damage to property and assets.

Gas accident is the most serious of all the coal mine accidents and plank accident is the most frequent;although the death number of coal mine accidents above 10 persons have only occupied 3.

Happening of coal mine accidents dues to people s unsafe actions,which are influenced by people s personality.

Interior brittleness process of coal mine accident system;

At present, coal mine accident results heavy personnel casualties and economic losses.

posed by terrorist attacks; (3) seriousaccidents like nuclear, chemical and coal mine accident; (4) calamities including earthquake, marine perils.

In recent years, multifarious coalmine accident has influenced the stability and national prestige of our country.

According to a survey,most of the coalmine accidents are caused by imperfect mine ventilation.

At the same time emerging mine accidents, especially in the coal mine flooding accident in the miners, so that we are deeply aware of our resources to continue to maintain a very competitive edge, while the coal industry must face and the urgent need to address coal mine disaster this problem.

Based on the data of 60 mine disasters from 2001 to 2006 in Shanxi,six typical human faults that caused the disasters are analyzed by grey correlation theory,and the correlation measure between each of the six and disester frequency is obtained.