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Kansas Axle Weight Limits

Axle spacings and weight calculator

Max Legal Weight for GVW under 80,000 lbs and Max Permitted Weight for GVW over 80,000 lbs

Vehicle configuration

Maximum Legal Weight Allowed

  • Maximum gross weight in Kansas is 85,500 lbs. (80,000 lbs. on interstate highways.)
  • Gross weight is defined as the total weight of the vehicle or vehicles and the load thereon.
  • Maximum single axle weight is 20,000 lbs.
  • Maximum tandem axle weight is 34,000 lbs.

Note: Federal Bridge Formula is used per for calculate maximum legal weight for 3,4 etc. axles.

Single Axle:

20,000 pounds

Tandem Axle:

34,000 pounds

Gross Vehicle Weight:

85,500 pounds (Kansas)

80,000 pounds (interstate)

Scale Tolerance

  • Officers may allow a 5 percent tolerance up to a 1,500 lb. maximum.
  • Single Axle- Maximum tolerance is 1,000 lbs.
  • Tandem Axle- Maximum tolerance is 1,500 lbs.

Maximum Permit Weight Allowed

Annual Permits and Standard Permits

Single, non-drive axle

22,000 pounds

Single, drive axle

24,000 pounds

Tandem Axles

45,000 pounds

Triple Axles

60,000 pounds

Quad Axles

65,000 pounds

Maximum Axle Weights for Extra Wide Axles - Standard and Annual Permits

Extra Wide Axles Weight Table

Single N- drive (pounds)

Single Drive (pounds)

Tandem (pounds)

Tridem (pounds)

Quad (pounds)

Width (Feet)

Less than (LT) 8'- 07"

22,000

24,000

45,000

60,000

65,000

8'- 07" LT 9' - 00"

22,500

24,500

46,000

61,500

67,000

9'-00" LT 9'-06"

23,000

25,000

47,000

63,000

69,000

9'-06" LT 10'-00"

23,500

25,500

48,000

64,500

71,000

10' - 00" and greater

24,000

26,000

49,000

66,000

Note: to determine the width of the axle group measure the distance from the left side of the axle to the right side of the axle. The measurement shall be from where the tread meets the pavement on both sides of the axle group.

Special Mobile Equipment

Maximum Axle Weight Table

Axle Weights

Single, non-drive axle

22,000 pounds

Single, drive axle

24,000 pounds

Tandem

49,000 pounds

Triple

60,000 pounds

Quad

65,000 pounds

Source of information: https://www.kansashighwaypatrol.org/DocumentCenter/View/178/Weight-Enforcement-Facts-PDF
https://oversizeloadescorts.com/regs/ks.pdf