Vermont § 1392 - Gross weight limits on highways Except as provided in section 1400 of this title, a person shall not operate or cause to be operated a motor vehicle in excess of the total weight, including vehicle, object, or contrivance and load, of:

§ 1392. Gross weight limits on highways Except as provided in section 1400 of this title, a person shall not operate or cause to be operated a motor vehicle in excess of the total weight, including vehicle, object, or contrivance and load, of:

• (1) 16,000 pounds upon any bridge with a wood floor, wood subfloor, or wood stringers
  on a class 3 or 4 town highway or 20,000 pounds on a bridge with wood floor, wood
  subfloor, or wood stringers on a class 1 or 2 town highway unless otherwise posted
  by the selectboard of such town. (2) 24,000 pounds, upon a class 2, 3, or 4 town highway or bridge with other than wood
  floor, in any town or incorporated village. (3) No vehicle may exceed a gross weight in excess of 80,000 pounds unless the operator
  or owner of the vehicle has complied with the provisions of section 1400 of this title or except as otherwise provided in this section. (4) Subject to the limit upon the weight imposed upon the highway through any single or
  tandem axle as set forth in section 1391 of this title, the total gross weight of vehicle with load imposed upon the highway by all axles
  of a vehicle or combination of axles of a vehicle shall not be in excess of the value
  in pounds given for the respective distance between the first and last axle of the
  vehicle or combination of axle spacing for vehicles measured longitudinally to the
  nearest foot as set forth in the following table: Distance between the center of the first and center of the last axle of any group of two or more axles Maximum load in pounds carried in any group of two or more axles computed to the nearest
  500 pounds 2 axles 3 axles 4 axles 5 axles 6 axles 7 axles 8 or less 34,000 34,000 9 39,000 42,500 10 40,000 43,500 11 44,000 12 45,000 50,000 13 45,500 50,500 14 46,500 51,500 15 47,000 52,000 16 48,000 52,500 17 48,500 53,500 18 49,500 54,000 19 50,000 54,500 20 51,000 55,500 66,000 21 51,500 56,000 66,500 22 52,500 56,500 67,000 23 53,000 57,500 68,000 24 54,000 58,000 68,500 74,000 25 54,500 58,500 69,000 74,500 26 55,500 59,500 69,500 75,000 27 56,000 60,000 70,000 75,500 28 57,000 60,500 71,000 76,500 29 57,500 61,500 71,500 77,000 30 58,500 62,000 72,000 77,500 31 59,000 62,500 72,500 78,000 32 60,000 63,500 73,000 78,500 33 64,000 74,000 79,000 34 64,500 74,500 80,000 35 65,500 75,000 80,000 36 66,000 70,500 75,500 80,000 37 66,500 71,000 76,000 80,000 38 67,500 72,000 77,000 80,000 39 68,000 72,500 77,500 80,000 40 68,500 73,000 78,000 80,000 41 69,500 73,500 78,500 80,000 42 70,000 74,000 79,000 80,000 43 75,000 80,000 80,000 44 75,500 80,000 80,000 45 76,000 80,000 80,000 46 76,500 80,000 80,000 47 77,500 80,000 80,000 48 78,000 80,000 80,000 49 78,500 80,000 80,000 50 79,000 80,000 80,000 51 80,000 80,000 80,000 (5)(A) Despite the axle load provisions of section 1391 of this title and the distance in feet between first and last axle as provided for in subdivision
  (4) of this section, a motor truck having three axles, if the two rear axles are both
  power driven and both equipped with adequate brakes, the gross weight of the three
  axles of the truck shall not exceed 55,000 pounds. (B) When application is made to register a motor truck under the provisions of this subdivision,
  the applicant shall submit to the Commissioner of Motor Vehicles specifications as
  to its make, brake equipment, and manufacturer’s recommended gross weight