米国今年已经发生多次空难了。我记得:年初在华盛顿机场民航客机与军用chopper相撞,两家飞机上人员全部死亡没有生还者。二月,又是米国一家民航客机在多伦多降落时由于天气原因,划出跑道,来了个upside-down,飞机底部底朝天,所幸没有造成人员死亡。今天又是飞机坠毁。根据致命事故的金字塔分析原理,可以说,米国航空公司的near miss包括小事故应该是这种大事故至少300倍。米国航空可以说不安全。
FYI
Two primary models are widely recognized in safety management:
Heinrich's Pyramid (1931): Based on the study of 75,000 accident reports, Herbert Heinrich proposed the following ratio:
1 Major Injury (fatality or serious harm)
29 Minor Injuries (requiring first aid)
300 No-Injury Incidents or Near Misses (unsafe acts/conditions)