tollimõõtmed

Tollimõõtmed, also known as toll dimensions, refer to the specific measurements used in the United States to define the size and weight of vehicles, particularly trucks and trailers. These measurements are crucial for determining the legal classification of a vehicle, which in turn affects factors such as road usage fees, bridge tolls, and parking restrictions. The primary toll dimensions include overall length, overall width, and overall height, as well as the weight of the vehicle.

The Federal Highway Administration (FHA) sets the standard toll dimensions for trucks and trailers in the United States. These dimensions are designed to ensure that vehicles do not exceed the physical limitations of roads, bridges, and other infrastructure. For example, the standard truck length is 53 feet, while the standard trailer length is 48 feet. The standard width is 8.5 feet, and the standard height is 13.5 feet. The weight limit for a single axle is 20,000 pounds, and for a tandem axle, it is 34,000 pounds.

Vehicles that exceed these toll dimensions are classified as oversize or overweight and may be subject to additional fees, permits, or restrictions. For instance, oversize loads may require special routing, escort vehicles, or the use of low-clearance bridges. Similarly, overweight vehicles may face weight-restricted routes or the need to use specific scales for weigh-ins.

Tollimõõtmed play a vital role in maintaining the safety and efficiency of the transportation network. By standardizing vehicle dimensions and weights, the FHA helps ensure that all vehicles can safely navigate the roads and bridges, minimizing the risk of accidents and infrastructure damage. Additionally, these standards facilitate the smooth flow of commerce by allowing for the efficient movement of goods and people across the country.