Final answer:
In many regions, a vehicle or combination of vehicles with a gross weight over a certain limit requires a special permit to be moved on a highway. The weight limit varies by jurisdiction, but it is generally set to address safety and infrastructure wear concerns.
Step-by-step explanation:
In many regions, a special permit is required to move a vehicle or combination of vehicles that exceed a certain gross weight. While the specific weight limit can vary by jurisdiction, it is commonly set at a threshold where additional safety and road wear concerns become significant. In some places, the limit might be 26,000 pounds, while in others, it could be higher or lower. The precise weight threshold for requiring a special permit can usually be found within the vehicle code or transportation regulations of the state or country in which you are operating. In any case, it is important for drivers and companies to be fully aware of these regulations to avoid legal issues and ensure the safety of other road users. Additionally, permits often come with other requirements, such as specific routes or travel times, to minimize the impact on traffic and infrastructure.