Minnesota Department of Transportation

511 Travel Info

Oversize/Overweight Permits

Allowable permit axle weights - 10 ton roads

Axle Groups Spring Load Restriction Middle-Range Restriction Unrestricted
Single 20,000 lbs. 22,000 lbs. 24,000 lbs.

Tandem

3'-5" to 8'-0" between axles

34,000 lbs. 36,000 lbs. 46,000 lbs.

Tridem

7'-0" to 9'-0" overall group spacing

42,000 lbs. 51,000 lbs. 63,000 lbs.

Spread Tridem

9'-1" or greater overall group spacing

51,000 lbs. 51,000 lbs. 63,000 lbs.

Quad

14'-0" or less overall group spacing

51,000 lbs. 68,000 lbs.

72,000 lbs. (Annual Trip Log)

80,000 lbs. (Single Trip)

Spread Quad

14'-1" or greater overall group spacing

68,000 lbs. 68,000 lbs.

72,000 lbs. (Annual Trip Log)

80,000 lbs. (Single Trip)

Axle group limits Not to exceed 20,000 lbs.
on any one axle in group
(SLR)
Not to exceed 22,000
lbs. on any one axle in
group (Middle)
Not to exceed 24,000
lbs. on any one axle in
group (Unrestricted)