An Optimization Approach considering Passengers’ Space-Time Requirements for Bus Bridging Service under URT Disruption

Table 3

Variables in the model.

Variables	Variable meaning
	Binary variable, designated value for bus dispatched to station of set with operation through LBR as 1
	Integer variable, indicating the number of round trips of bus at LBR
	Binary variable, designated value for bus dispatched to disrupted station () with turnover station () while operation through DBR as 1
	Integer variable, indicating the number of round trips of bus at DBR between station () and station ()