The Driving Risk Analysis and Evaluation in Rightward Zone of Expressway Reconstruction and Extension Engineering

Table 2

Simulation experiment design.

Group	Research purposes	Q [veh/h]	P	L (m)	Evaluation indexes
1	The impact of traffic volume on traffic risk	800, 1000, 1200, 1400, 1600, 1800, 2000, 2200, 2400	40%	100	AS, CV, MSDE
2	The impact of the proportion of large vehicles on traffic risk	1800	20%, 30%, 40%, 50%	100	AS, CV, MSDE
3	The impact of the length of transition section on traffic risk	1800	40%	20, 40, 60, 80, 100, 120, 140, 160	AS, CV, MSDE
4	The distribution and change of braking deceleration	1800	40%	100	a