FTA在防止爆破飞石伤人事故中的应用

Application of FTA in Anti-injuring Accident of People by Blasting Flying Rocks

爆破飞石常常对人员造成致命伤害。运用事故树分析法(FTA)对爆破飞石伤人事故进行了全面、系统的分析,确定了引起顶上各个基本事件及其结构重要度,提出了爆破飞石伤人事故发生的途径,找到了相应的预防措施,为爆破作业设计、施工和安全管理提供了科学依据。

Blasting flying rocks often cause people mortal injury. An overall and systematic analysis was made on injuring accident of people by blasting flying rocks with the aid of the fault tree analysis （FTA）. The importance of various basic incidents and their structures causing top events was determined. The ways resulting in occurrence of injuring accident of people by blasting flying rocks were pointed out and relevant precautionary measures were given, which offered scientific bases for design, construction and safety management of blasting operation.