Monitoring and Maintenance of Highway Super-Large Bridge Based on BIM Technology

Table 1

Domestic bridge accidents in recent ten years.

Date	Name of accident bridge	Stage	Accident cause	Casualties
2014.8.8	Shanxi Guangchang Hedong bridge	Run	Improper maintenance	Two dead and two wounded
2016.7.9	Guizhou Jiangyou Panjiang bridge	Run	Insufficient maintenance and reinforcement	Five dead and seven missing
2018.11.19	Ya’an Jinshan bridge	Build	Irregular construction	1 dead and 10 wounded
2019.9.11	Ganjiang highway bridge	Demolish	Demolition risk	3 lost contact and 5 injuries