A Prognostic Model for Newly Operated Highway Bridges Based on Censored Data and Survival Analysis

Table 1

The boundary of the grade assessment of bridge technical condition.

BCI
	1	2	3	4	5
	[95, 100]	[80, 95)	[60,80)	[40, 60)	[0, 40)

 = the overall technical condition score of the bridge,  = the overall technical condition score of the bridge.