1. Same as any other vehicle on the roadway.
  2. 50 k.p.h on an urban road, and 90 k.p.h on a road with a built diving area;
  3. 40 k.p.h on an urban road, 80 k.p.h on a non-urban road, and 90 k.p.h on a road with a built diving area;
  4. 50 k.p.h on an urban road, and 80 k.p.h on any other type of road;