Which of the following commercial vehicles is prohibited from driving faster than 80 k.p.h on an inter-urban road?

1. Commercial vehicles with an all up weight of 10,000 kg or less.
2. Commercial vehicles with an actual weight that reaches their “all up weight”.
3. Correct answer: Commercial vehicles with an all up weight of 12,000 kg or more.
4. Buses with an all up weight of 10,000 kg or more.

WhyCommercial vehicles of 12,000 kg or more may not drive faster than 80 KPH outside towns.