What is the maximum height for vehicles on all highways?

The maximum height for vehicles on all highways is established at 13 feet 6 inches. This standard is crucial to ensure safe navigation of roads and to prevent vehicles from colliding with overpasses or other structures.

When vehicles exceed this height, they may risk not only their safety but also that of other road users, as such vehicles can become stuck or cause accidents if they encounter low bridges or similar obstacles. The 13 feet 6 inches limit is widely recognized across many states, including Illinois, creating a consistent guideline for carriers and transport operators.

Other height limits, such as 13 feet or 14 feet, do not align with the most commonly implemented regulations and could lead to confusion or potential safety hazards. Similarly, a height limit of 12 feet 6 inches would unnecessarily restrict many commercial vehicles that are compliant with the standard regulations. Therefore, adhering to the 13 feet 6 inches limit is essential for maintaining safety and operational efficiency on the highways.