North Dakota State Regulations
Travel restricted for transports over 16’ wide on the following holidays: New Year’s Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day, and Christmas Day. When a holiday falls on a Sunday, the following Monday is restricted. When a holiday falls on a Saturday, the preceding Friday is restricted. Travel restrictions always start at noon the day before the holiday.
Travel restricted during inclement weather, when visibility is poor, or when highways are slippery.
Travel restricted from 12:00 PM Saturday and all day Sunday if over 16’ wide.
|3/30||CLOSED||Travel allowed with a valid permit.|
Anything over Routine Issue dimensions require special approval from the DOT.
Oversize Load Signs
“Oversize Load” signs required for all oversize transports.
12” red or orange flags required at the front and rear of any overdimensional transport.
Blades or buckets are to be so loaded or reduced to the least possible dimension and or weight
prior to application for an over dimension and or overweight permit.
|Single Axle||20,000 lbs.|
|Tandem Group||34,000 lbs.|
|Tridem Group||42,000 lbs|
|Gross Weight||80,000 lbs.|
|Length – Single Unit||50′|
|Length – Semi-Trailer||53′|
|Single Axle||21,600 lbs. (2 Tires) | 24,000 lbs. (4 Tires)|
|Tandem Group||43,200 lbs. (4 Tires) | 45,000 lbs. (8 Tires)|
|Tridem Group||60,000 lbs.|
|Quad Group||68,000 lbs.|
|Gross Weight||150,000 lbs.|
|Width Over 14’6″||1 Front On 2-Lane Highways|
|Width Over 16’||2 (Front & Rear) On 2-Lane Highways | 1 Rear On 4-Lane Highways|
|Width Over 18’||2 (Front & Rear) & Police On 2-Lane Highways | 1 Rear & Police On 4-Lane Highways|
|Height Over 18′||1 Front W/ Height Pole|
|Length Over 120’||1 Front on 2-Lane Highways | 1 Rear on 4-Lane Highways|