Modified Maintenance Network Model for Urban Rail Transit Systems Based on the Variable Coverage Radius: Evidence from Changchun City in China

Table 4

Impact of different values of on model solutions.

		L (km)	(km)	(km)			Utilization rate (%)
12	11	255.2	3.32	2.22	100	132	75.76
13	10	255.4	3.32	2.22	99	130	76.16
14	8	252.6	3.28	2.19	97	112	86.61
15	7	249.3	3.24	2.16	96	105	91.43
16	7	251.7	3.27	2.18	96	112	85.72
17	7	253.4	3.30	2.20	95	119	79.84
18	7	252.9	3.29	2.20	95	126	75.40
+inf	7	251.1	3.27	2.18	95	140	67.86