Signal Timing Optimization for Corridors with Multiple Highway-Rail Grade Crossings Using Genetic Algorithm

Table 2

Preemption-related optimization parameters for the yarget IHRGCs.

Parameter	Name in the GA program	Min.; (s)	Max.; (s)	Number of genes
Track clearance time at intersection 3	TrackClrTime33	15	20	3
Track clearance Time at intersection 4	TrackClrTime35	15	20	3
Track clearance time at intersection 5	TrackClrTIme44	15	20	3
Advanced preemption time for EB at intersection 3	APT33_EB	35	130	6
Advanced preemption time for WB at intersection 3	APT33_WB	35	130	6
Advanced preemption time for EB at intersection 4	APT35_EB	35	130	6
Advanced preemption time for WB at intersection 4	APT35_WB	35	130	6
Advanced preemption time for EB at intersection 5	APT44_EB	35	220	7
Advanced preemption time for WB at intersection 5	APT44_WB	35	65	5
Exist phase duration at intersection 3	ExitPhase33	10	35	5
Exist phase duration at intersection 4	ExitPhase35	10	35	5
Exist phase duration at intersection 5	ExitPhase44	10	35	5