Global Optimization for Transport Network Expansion and Signal Setting

Table 7

Results generated from the Log-MILP method with continuous and discrete capacity enhancements.

Variable	Continuous capacity enhancement	Discrete capacity enhancement
Green split
	0.5874	0.4563
	0.3207	0.1896
	0.6311	0.6229
Capacity enhancement
	20	20
	20	20
	20	20
	20	20
	19.9834	20
		20
	20	20
	15.4667	20
	9.2310	10
	20	20
	20	20
Queuing delay
	0.3802	3.0119
	4.5345	2.7815
Objective value
	3003.4	3061.5
	3101.4	3116.7