Kentucky
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Kentucky

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Kentucky Oversize Information

Permits

Oversize permits are valid for ten calendar days. Must have the truck permit prior to entering the state.

Operating Time

Kentucky now allows continuous running, 24/7 including Saturday and Sunday, except for restrictions below and superloads.

Restrictions

No overweight/over dimensional loads are allowed to travel in Boone, Kenton, Campbell, Jefferson, and Fayette Counties from 7:00 a.m. – 9:00 a.m. or 4:00 a.m. – 6:00 p.m. Monday through Friday. No travel allowed on Owensboro KY 2155/2262 Bridge (between KY and IN).

Speed Limit

Maximum posted limits unless otherwise specified on permit.

Legal Dimensions

The vehicle must have the following characteristics:

  • Width: 8’6″ Interstate and designated roads, 8′ on non-designated.
  • Height: 13’6″
  • Length: 53′ trailer or load on Interstate and designated highways; 65′ truck and trailer other highways
  • Overhang: 5′ rear overhang on 48′ trailer (53′ semi-trailer and load)
  • Weight: 80,000 Gross Single – 20,000 Tandem – 34,000 Tridem – 48,000

Routine Kentucky Oversize Limits

  • Width: 16′ Height: 15’6″ *See note below
  • Height: 15’6″ (Some parkway routes may have lower restrictions; route survey required for all loads over 15’6″)
  • Length: 110′
  • Overhang: 1/3 of the trailer length rounded down to the nearest foot. The overhang cannot exceed 35′ total.
  • Weight: Single – 24,000; Steering – 24,000; Tandem – 45,000/5 axles; 48,000/6 or more; Tridem – 60,000; Quad – 80,000; 5 Axles – 96,000; 6 Axles – 120,000 (6 axles, 7 axles on 2-lane); 7 Axles – 134,000 – 140,000* (*On 4-lane, with a booster axle rather than a rear Tridem to get over about 134,000)

(These dimensions and weights may vary depending on routes).

*Note: Weight does not put you into superload status until approximately 200,000 pounds gross.

Escorts

  • Width: On 4 or more lane divided highways: Over 12′ – 1 escort pilot car; over 14′ – 2 escort pilot cars; over 16′ – 4 escort pilot cars. On 2-lane highways: Over 10’6″ to 12′ – 1 escort pilot car; over 12′ to 14’ – 2 escort pilot cars.
  • Length: On 4 or more lane divided highways: Over 110′ – 1 escort pilot car; over 120′ – 3 escort pilot cars plus a pivot dolly is required. On 2-lane highways: Over 75′ to 85′ – 1 escort pilot car; over 85′ – 1 front and 2 rear.
  • Overhang: On 4 or more lane divided highways: Over 10′ – 1 escort pilot car (some highways may need 2). On 2-lane highways: Over 10′ – 1 escort pilot car (some highways may need 2)
  • Height: On 4 or more lane divided highways: Over 14’11” – 1 escort pilot car with a height pole. On 2-lane highways: Over 14’11” 1 escort pilot car with height pole

Security Measures

“Oversize Load” signs are required for all loads exceeding 10’6″ wide. Flags are required on all four corners of any wide load and extremities. Over-length must be flagged, no sign requirements.

Get Your Permit Today

Call: 224-998-3880

Request a Permit
*$25 service fee for each particular permit