Heavy Vehicle
Heavy Vehicle : (1) A two-axle vehicle with the minimum axle spacing greater than (3)2 m, or a three- or more-axle vehicle configured at least with two axle groups (excluding short towing vehicles, e.g. trailer, caravan, boats, etc).. (2) A vehicle having a gross vehicle mass exceeding (4)5 tonne. (3) A Class 3 or higher classification vehicle.