Construction of Real-time Dynamic Reversible Lane Safety Control Model in Intelligent Vehicle Infrastructure Cooperative System

Figures & data

Table 1. Design speed of all levels of road.

Road Class	Expressway	Arterial road	Sub-arterial road	By-pass
Design speed (km/h)	60	40	30	20
	80	50	40	30
	100	60	50	40

Table 2. The maximum acceleration in different speed intervals and the distance used to accelerate calculation.

speed intervals/(km/h)	The maximum acceleration/(m/s^2)		the distance used to accelerate/m
	Car	Truck	Car	Truck
0～30	2.5	0.5	13.9	69.5
30～60	1.8	0.3	57.9	347.4
60～90	1.5	0.15	115.8	1158

Figure 1. (a) conflict zone at the starting point (b) conflict zone at the end point.

Figure 2. Reversible guide lanes at intersections.

Figure 3. Control flow chart of reversible guidance lane.

Table 3. Traffic conflict rate under different traffic flow.

Volume/(pcu/h)	Types of traffic conflict			total	Conflict rate
	Forward conflict	Rear-end conflict	Lane change conflict
3600	0	6	4	10	0.017
4050	0	10	12	22	0.037
4500	0	13	11	24	0.04

Table 4. Traffic conflict parameters when the flow rate is 3600pcu/h.

Conflict parameter	Rear-end conflict	Lane change conflict	All types of conflicts
TTC	0.97	0.45	0.76
PET	1.87	0.52	1.33
MaxS	5.79	10.09	7.51

Table 5. Traffic conflict parameters when the flow rate is 4050pcu/h.

Conflict parameter	Rear-end conflict	Lane change conflict	All types of conflicts
TTC	0.72	0.22	0.49
PET	1.57	0.52	1.09
MaxS	5.78	6.62	6.16

Table 6. Traffic conflict parameters when the flow rate is 4500pcu/h.

Conflict parameter	Rear-end conflict	Lane change conflict	All types of conflicts
TTC	0.41	0.22	0.35
PET	0.89	0.55	0.76
MaxS	6.57	7.32	6.84

Data Availability Statement

The data used to support the findings of this study are included within the article.