What is the meaning of this road sign?

1. Parking in the section following the traffic sign is prohibited for all commercial vehicles.
2. Parking is prohibited for commercial vehicles with an all up weight of more than 8,000 kg.
3. Parking in the section following the traffic sign is prohibited for commercial vehicles with an all up weight of more than 4,000 kg.
4. Correct answer: Parking in the area following the traffic sign is prohibited for commercial vehicles with an all up weight of more than 10,000 kg.

WhyThe sign with a truck in a crossed-out circle prohibits parking in this area for commercial vehicles with an all-up weight over 10,000 kg. Lighter trucks may park.