Minnesota Axle Weight Limits

Oversize.io Axle Weight Calculator

LEGAL LIMITATIONS

WEIGHT

PERMIT AND LEGAL WEIGHTS ON ANNUAL PERMITS

AXLE GROUP

LEGAL

CATEGORY “A”

CATEGORY “B”

CATEGORY “C”

SINGLE

20,000 pounds

20,000 pounds

20,000 pounds

20,000 pounds

TANDEM

34,000 pounds

18,000 pounds each

19,000 pounds each

20,000 pounds each

TRIDEM

8’ +

42,000 pounds

16,000 pounds each

18,000 pounds each

20,000 pounds each

9’

43,000 pounds

QUAD

11’6’’+

50,000 pounds

13,000 pounds each

15,500 pounds each

18,000 pounds each

12’6’’+

51,000 pounds

15,500 pounds each

18,000 pounds each

13’6’’+

51,500 pounds

15,500 pounds each

18,000 pounds each

5-AXLE GVW

80,000 pounds

84,000 pounds

88,000 pounds

92,000 pounds

6-AXLE GVW

80,000 pounds

96,000 pounds

104,000 pounds

112,000 pounds

7-AXLE GVW; 2 TRIDEM GROUPS

80,000 pounds

108,000 pounds

120,000 pounds

132,000 pounds

7-AXLE GVW; 1 TANDEM and 1 QUADGROUP

80,000 pounds

100,000 pounds

112,000 pounds

124,000 pounds

8-AXLE GVW

80,000 pounds

112,000 pounds

128,000 pounds

145,000 pounds

9-AXLE or MORE GVW

80,000 pounds

128,000 pounds

140,000 pounds

155,000 pounds

Tire Weight: when operating under a MnDOT overweight permit, maximum tire weight is 600 pounds per inch width of tire, or the manufacturer’s recommended tire weight rating, whichever is less.

Source of information: https://www.dot.state.mn.us/cvo/oversize/OSOWBrochure-Colorv.pdf

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