Table 2 Scenario description.

Transmit power

18 dBm

Frequency

5.9 GHz

Data rate

6 Mbit/s

Bandwidth of channel

10 MHz

Transmit range

Two-Ray Ground model with shadowing

Minimum broadcast distance

500 m

Maximum num hops

10

Speed of vehicles

0–50 km/h

Scenario dimensions

2 km 2.5 km

Density of nodes/

10–140

Number of Hazardous locations

3 (accident), 1 (rain)

Repetition interval of safety messages

1 s

Size of beacons

480b

Size of safety messages

368b

Beaconing interval

100 ms