Table 2 Specific scene for the work zone.
From: Simulation study of freeway work zone scenes for autonomous driving using Simulink and PreScan
| Â | Â | Â | Â | Basis of argumentation |
|---|---|---|---|---|
Self-vehicle elements | Main vehicle | Basic attributes | car | Wideness and representativeness of car |
Position | Closed lane/unclosed lane | Basic characteristics of work zone | ||
Initial speed (km/h) | 120/100/80 | Freeway speed limit | ||
Direction of travel | Straight ahead/Lane change to the left/Lane change to the right | Traffic characteristics of the work zone | ||
Static elements | Road | Road material | Asphalt pavement | Basic characteristics of freeway |
Type of road section | Four-lane road | Basic characteristics of freeway | ||
Lane width (m) | 3.75 | Basic characteristics of freeway | ||
Road radius (m) | ∞/810/1000 | Refer to the relevant specifications, e.g. Table 3 | ||
Transportation facilities | Type of facility | Roadside and central guardrail | Road infrastructure characteristics | |
Dynamic elements | Work zone | Type of work zone | Shoulder closure/Closure of inside lane/Closure of outside lane/Borrow opposite lane | Reference Road traffic signs and markings. Part 4: Work zone |
The speed limit in the work zone (km/h) | 80/70/60/50/40 | According to the speed limit in the work zone, 5 gradient speed limit values were selected | ||
Length of warning area (m) | 200/400/600/800/1000 | Refer to Table 4 | ||
Length of upstream transition area (m) | 50/60/70/80/90 | Refer to Table 4 | ||
Traffic condition | V2I | Communication Sensors | – | |
Adjacent lane headway time interval (s) | 1.25/1.75/2.25 | See chapter 2.3.3 | ||
Traffic participant | Target vehicle | Basic attributes | car | Wideness and representativeness of car |
Position | Closed Lane/Unclosed Lane | Basic characteristics of work zone | ||
Initial speed (km/h) | 120/100/80 | Freeway speed limit | ||
Direction of travel | Straight ahead/Lane change to the left/Lane change to the right | Traffic characteristics of the work zone | ||
Weather elements | Weather conditions | Rainfall situation | Rainfall/No rainfall | - |
Lighting conditions | Time | Day/Night | - |
