Kansas Highway Regulations

Kansas Turnpike Exceptions

Kansas Turnpike regulations are similar to those for other Kansas highways with a few exceptions:

  • Trailers 59.5 feet each may be pulled in combination
  • Maximum length is 125 feet without prior authorization
  • Maximum gross weight is 120,000 pounds
  • Maximum width is 12 feet without prior authorization
  • (K.S.A. 2000 Supp. 8-1904, K.S.A. 8-1908, 8-1909)

Legal Weights Allowed on Kansas Highways

  • Single Axle - 20,000 lbs
  • Tandem Axle - 34,000 lbs*

Kansas Highway Gross Weight Limits

  • Interstate Highway 80,000 lbs
  • Other Highways 85,500 lbs
  • * Tandem axles with center less than 40 inches apart are considered one axle.

Maximum Dimensions Allowed on Kansas Highways

  • Legal Width - 8.5 ft
  • Legal Height - 14.0 ft
  • Legal Length (single motor vehicle) - 45.0 ft
  • Legal Length (truck-trailer combinations) - 65.0 ft
  • Legal Length (each trailer when pulled in tandem) - 28.5 ft
  • Legal Length (tractor-trailer combinations) - No limit