LICENSES. 749

All trailers weighing less than 4, 000 pounds shall not have a gross
weight in excess of 12, 000 pounds.

Trailers weighing 4, 000 pounds and over, but less than 5, 000 pounds
shall not have a gross weight in excess of 15, 000 pounds.

Trailers weighing 5, 000 pounds and over, but less than 6, 000 pounds
shall not have a gross weight in excess of 20, 000 pounds.

Trailers weighing 6, 000 pounds and over, but less than 7, 000 pounds
shall not have a gross weight in excess of 25, 000 pounds.

Trailers weighing 7, 000 pounds and over, but less than 9, 000 pounds
shall not have a gross weight in excess of 35, 000 pounds.

Trailers weighing 9, 000 pounds and over shall not have a gross weight
in excess of 40, 000 pounds.

(6A) Weight of Truck Tractors and Semi-Trailers Combined. The
combination of truck tractors drawing trailers or semi-trailers shall not be
operated on any highway of this State with gross combined weight exceed-
ing those as set forth in the following classes. For the purpose of this
subsection, the weight of the tractor shall control the weight of the com-
bined units.

When the truck tractor weighs 2, 500 pounds and over, but less than
3, 500 pounds, the gross combined weight of truck tractor, trailer or semi-
trailer shall not exceed 22, 000 pounds.

When the truck tractor weighs 3, 500 pounds and over, but less than
5, 000 pounds, the gross combined weight of truck tractor, trailer or semi-
trailer shall not exceed 30, 000 pounds.

When the truck tractor weighs 5, 000 pounds and over, but less than
6, 500 pounds, the gross combined weight of truck tractor, trailer or semi-
trailer shall not exceed 33, 000 pounds.

When the truck tractor weighs 6, 500 pounds and over, but less than
7, 500 pounds, the gross combined weight of truck tractor, trailer or semi-
trailer shall not exceed 36, 000 pounds.

When the truck tractor weighs 7, 500 pounds and over, the gross com-
bined weight of truck tractor, trailer or semi-trailer shall not exceed
40, 000 pounds.

(7A) Weight of Commercial Vehicles, Electrically Operated, Equipped
with Pneumatic Tires. Commercial motor vehicles, electrically operated,
and equipped with pneumatic tires, shall not be used or operated on any
highway of this State with a load in excess of the carrying capacity as
given by the manufacturer and in no event shall the weight of the chassis,
battery, body and load in pounds exceed a gross weight of 40, 000 pounds.

(3) Speed of Other Vehicles. No motor vehicles shall be operated
upon any public highway of this State at a rate of speed exceeding twenty
miles an hour in the thickly settled or business parts of cities, towns and
villages, or twenty-five miles per hour in the outlying or not thickly settled
parts of cities, towns or villages. If the rate of speed of a motor vehicle
operated upon any public highway exceeds thirty-five miles per hour
in the open country, outside of the limits of cities, towns or villages, such
rate of speed shall be prima facie evidence that the person operating such