The Meteorological Analysis of the Collapse of TV Iron Tower at Bozhou in Anhui Province

The collapse of TV iron tower of the teaching TV station at Bozhou,Anhui province on 30 August 1999 is caused by a squall.The iron tower endured much great wind beyond the limit criterion in GBJ9 87.Additional,the iron tower locates on one high building near to another high building,these two high buildings form a ′hom′ that makes the wind speed swifter than otherwhere,the high speed wind collapses the TV iron towere.This conclusion is beneficial to the study of high building and iron towere building criterion.

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