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15 maj 2018 · General Size and Weight Limitations Established in T.C.A. §§ 55-7-201–203: Gross weight: 80,000 pounds, except that freight motor vehicles operating on the interstate highway system shall not exceed the lesser of 80,000 pounds or the weight produced by application of the formula set forth in T.C.A. § 55-7-203(b)(3).
Other major commercial vehicle enforcement activities include inspecting commercial vehicles and driver logs, patrolling highways with a focus on truck traffic violations, and weighing the commercial vehicles both at Interstate Inspection Stations and with portable scales along the highway.
According to Tennessee Law, a vehicle or combination of vehicle and load requires a permit if any of the following dimensions are exceeded: Width: If width exceeds 8'6" Height: (13 feet and 6 inches) Length: Truck tractor-semi-trailer combination – (50 feet)
Motor vehicles consisting of a truck-tractor and semitrailer or trailer combination shall be permitted to operate over the federal and state highway system; provided, that the towed vehicle shall not exceed fifty-two feet (52') in length from the point of attachment to the tractor.
Fixed loads require a permit when over legal dimensions or the steer axle is in excess of 20,000 pounds and/or the drive axles are in excess of 17,000 pounds or when the total gross vehicle weight is in excess of 80,000 pounds.
Notwithstanding the limitations in subsection (a), a motor vehicle, as defined in § 55-1-103, or a trailer or semitrailer, whose width, including any part of the load, does not exceed eight feet six inches (8' 6") (that is, four feet three inches (4' 3") on each side of the center line of the vehicle), and whose height, including any part of ...
7 wrz 2023 · (14) Semi-Trailer. Every vehicle with or without motive power, other than a pole trailer, designed for carrying persons or property and for being drawn by a motor vehicle and so constructed that some part of its weight and that of its load rests upon or is carried by another vehicle.
