Trailer Dimensions Motor Laws For US And Canada

Trailer Dimensions Motor Laws For US And Canada

Trailer Dimensions Motor Laws

United States

Alabama

Total length: 65 feet; trailer length: 40 feet (includes bumpers); width: 96 inches (102 inches allowed on designated roads); height: 13 feet 6 inches.

Alaska

Total length: 75 feet (includes bumpers); trailer length: 40 feet (includes bumpers); width: 102 inches; height: 14 feet.

Arizona

Total length: 65 feet (includes bumpers); trailer length: 40 feet (includes bumpers); width: 96 inches (total width of 102 inches is allowed on certain roads); height: 13 feet 6 inches.

May pull 2 units if the middle unit has a 5th wheel and brakes and has a weight equal to or greater than the rear unit; the rear unit is 3,000 lbs. or more and is equipped with brakes.

Arkansas

Total length: 65 feet; trailer length: 43 feet, 6 inches; width: 102 inches; height: 13 feet 6 inches.

California

Total length: 65 feet (includes bumpers); trailer length: 40 feet (includes bumpers); width: 102 inches (required light, mirrors, or devices may not extend more than 10 inches on each side of the vehicle. Door handles and hinges may extend 3 inches on each side of the vehicle); height: 14 feet.

Colorado

Total length: 70 feet; trailer length: not specified; width: 102 inches (allows outside width to exceed 102 inches if excess is due to an appurtenance); height: 14 feet 6 inches.

Connecticut

Total length: 60 feet; trailer length: 40 feet; width: 102 inches (excludes appurtenances); height: 13 feet 6 inches.

Delaware

Total length: 65 feet; trailer length: 40 feet; width: 102 inches; height: 13 feet 6 inches.

District of Columbia

Total length: 55 feet; trailer length: not specified; width: not available; height: 13 feet 6 inches.

Florida

Total length: 65 feet (excludes safety devices approved by the state); trailer length: 40 feet (excludes safety devices approved by the state); width: 102 inches (excludes mirrors and safety devices); height: 13 feet 6 inches.

Georgia

Total length: 60 feet (excludes safety and energy conservation devices); trailer length: not specified; width: 96 inches (102 inches allowed on certain roads); height: 13 feet 6 inches.

Hawaii

Total length: 65 feet; trailer length: 40 feet; width: 108 inches; height: 14 feet.

Idaho

Total length: 75 feet; trailer length: 48 feet (both total and trailer length limits include bumpers but exclude devices or appurtenances related to safe or efficient operation of the vehicle); width: 102 inches (the width excludes devices or appurtenances related to safe or efficient operation of the vehicle; clearance lights, door handles, window fasteners, handholds, door and window trim, molding and load securement devices, may extend up to 3? on each side of vehicle.); height: 14 feet.

Illinois

Total length: 60 feet (excludes safety and energy conservation devices); trailer length: 42 feet (includes bumpers); width: 102 inches; height: 13 feet 6 inches.

Indiana

Total length: 65 feet; trailer length: 40 feet; width: 102 inches; height: 13 feet 6 inches.

Iowa

Total length: 70 feet (includes bumpers); trailer length: 53 feet; width: 96 inches (certain roads allow a width of 102 inches (excludes mirrors and safety devices)); height: 14 feet.

Kansas

Total length: 65 feet (includes bumpers); trailer length: not specified; width: 102 inches (allows outside width to exceed 102 inches if excess is attributed to appurtenances); height: 14 feet.

Kentucky

Total length: 65 feet (includes all structural parts); trailer length: not specified; width: 96 inches; height: 13 feet 6 inches (11 feet 6 inches on some roads).

Louisiana

Total length: 70 feet; trailer length: 40 feet; width: 96 inches (a width of 102 inches allowed on certain roads); height: 13 feet 6 inches.

Maine

Total length: 65 feet; trailer length: 48 feet; width: 102 inches (mirrors are permitted to extend beyond the total outside width of vehicle); height: 13 feet 6 inches.

Maryland

Total length: 55 feet (includes bumpers); trailer length: 40 feet (includes bumpers); width: 102 inches; height: 13 feet 6 inches.

Massachusetts

Total length: 60 feet; trailer length: 40 feet; width: 102 inches (allows outside width to exceed 102 inches if due to an appurtenance and the state may exclude safety devices); height: 13 feet 6 inches.

Michigan

Total length: 65 feet; trailer length: 45 feet; width: 102 inches (allows outside width to exceed 102 inches due to an appurtenance); height: 13 feet 6 inches.

Minnesota

Trailers are allowed up to 45 feet maximum length. Maximum length of towing vehicle and trailer combined is 60 feet. Maximum allowed width of a vehicle is 102 inches. Maximum height allowed is 13 feet 6 inches.

Mississippi

Total length: 53 feet; trailer length: 40 feet (includes bumpers); width: 102 inches; height: 13 feet 6 inches.

Missouri

Total length: 55 feet (65 feet vehicle combinations are allowed on certain roads); trailer length: not specified; width: 96 inches (a width of 102 inches is allowed on certain roads); height: 14 feet (some roads have a 13 foot 6 inch height limit).

Montana

Total length: 65 feet; trailer length: not specified; width: 102 inches; height: 14 feet.

Passenger vehicles less than 2,000 lbs. GVW may tow 1 trailer; this combination shall not exceed 65 feet. Three-unit combinations shall not exceed 65 feet. Three-unit combinations permitted if rear unit is equipped with breakaway brakes.

Nebraska

Total length: 65 feet; trailer length: 40 feet (includes bumpers); width: 102 inches (allows outside width to exceed 102 inches if excess is due to an appurtenance); height: 14 feet 6 inches.

Nevada

Total length: 70 feet (excludes safety and energy conservation devices); trailer length: not specified; width: 102 inches (excluding mirrors, lights, and other devices required for safety); height: 14 feet.

New Hampshire

Total length: not specified; trailer length: 48 feet (includes bumpers); width: 102 inches; height: 13 feet 6 inches.

New Jersey

Total length: 53 feet; trailer length: 40 feet; width: 102 inches (excludes devices or appurtenances related to safe and efficient operation of vehicle; certain appurtenances may extend up to 3 inches on each side of the vehicle); height: 13 feet 6 inches.

New Mexico

Total length: 65 feet; trailer length: 40 feet (includes bumpers); width: 102 inches (allows outside width to exceed 102 inches if the excess is due to an appurtenance); height: 14 feet.

New York

Total length: 65 feet (includes bumpers); trailer length: 48 feet (includes bumpers); width: 96 inches (102 inches allowed on certain designated roads); height: 13 feet 6 inches.

North Carolina

Total length: 60 feet; trailer length: 48 feet; width: 96 inches (excludes mirrors and safety devices; 102 inches permitted on designated roads); height: 13 feet 6 inches.

North Dakota

Any trailer, semitrailer, or farm trailer with a gross weight, not including the towing vehicle, not exceeding 1,500 lbs., and not used for hire or commercial use; or when used to transport recreational vehicles or boats and is not for hire or commercial use, is exempt from registration. All other trailers, semitrailers, or farm trailers must be registered annually with the DOT.

Total length: 75 feet (includes bumpers); trailer length: 53 feet (unless registered in the state before July 1, 1987 and includes bumpers); width: 8 1/2 feet (an appurtenance may extend beyond the body of the vehicle no more than 6 inches); height: 14 feet.

Ohio

The original owner of any trailer weighing 4,000 lbs. or less and used exclusively for non-commercial purposes shall, upon application for initial registration, obtain and present such evidence of the trailer’s weight as the registrar may require. Total length: 65 feet; trailer length: 40 feet; width: 102 inches; height: 13 feet 6 inches.

Oklahoma

Total length: 65 feet; trailer length: 40 feet; width: 102 inches; height: 13 feet 6 inches.

Oregon

Trailers equipped with pneumatic tires that are not operated with a loaded weight of more than 1,800 lbs. are not required to be registered. Total length: 65 feet; trailer length: 45 feet; width: 102 inches; height: 14 feet.

Campers are subject to the same registration and titling requirements as any other vehicle.

Pennsylvania

Total length: 85 feet (includes bumpers); trailer length: not specified; width: 102 inches (mirrors and sun shades may extend up to 6 inches on each side of vehicle); height: 13 feet 6 inches.

Rhode Island

Total length: 60 feet; trailer length: not specified; width: 102 inches; height: 13 feet 6 inches.

South Carolina

Total length: not specified; trailer length: 48 feet; width: 102 inches (allows total width to exceed 102 inches if the excess is due to an appurtenance); height: 13 feet 6 inches.

South Dakota

Total length: 75 feet (Includes bumpers; excludes safety and energy conservation devices, including mirrors, turn signals, lamps, and handholds. Overall length cannot exceed 75 feet with second trailer not exceeding 24 feet); trailer length: 53 feet; trailer width: 102 inches (Excludes safety and energy conservation devices.); height: 14 feet.

Tennessee

Total length: 65 feet; trailer length: 40 feet; width: 102 inches (excludes required clearance lights, rearview mirrors, other accessories, and safety devices); height: 13 feet 6 inches.

Texas

Total length: 65 feet (includes bumpers); trailer length: not specified; width: 102 inches (excludes mirrors and safety devices); height: 13 feet 14 inches.

Utah

Total length: 65 feet (includes bumpers); trailer length: 40 feet (includes bumpers); width: 102 inches (can exceed 102 inches if excess is due to an appurtenance); height: 14 feet.

Vermont

Total length: 75 feet; trailer length: not stated; width: 102 inches (allows outside width to exceed 102 inches if excess is attributed to appurtenance); height: 13 feet 6 inches.

Virginia

Total length: 65 feet (includes coupling in the combination measurement); trailer length: 45 feet; width: 102 inches (allows outside width to exceed 102 inches if excess is attributed to appurtenance); height: 13 feet 6 inches.

Washington

Total length: 75 feet; trailer length: 53 feet; width: 8 1/2 feet; height: 14 feet.

Permits rearview mirror to extend 5 inches and safety appurtenances and appliances such as clearance lights, door latches, door hinges, and turn signal brackets to extend 4 inches and an awning to extend 6 inches.

West Virginia

Total length: 65 feet (includes bumpers); trailer length: 40 feet; width: 96 inches (the width may extend to 102 inches on certain roads and excludes mirrors and safety devices); height: 13 feet 6 inches.

Wisconsin

Total length: 65 feet; trailer length: 48 feet; width: 102 inches (excludes mirrors and safety devices); height: 13 feet 6 inches.

Wyoming

Total length: 85 feet; trailer length: 45 feet; width: 102 inches (excludes safety devices approved by the state); height: 14 feet.

 

Canada

 

Alberta

Total length: 20 meters; trailer length: 12.5 meters; width: 2.6 meters, mobile living accommodations 2.6 meters; height: 4 meters.

British Columbia

A person must have a permit to operate a trailer whose length is 12.5 meters or more. A person must have a permit to operate a semitrailer having an overall length greater than 20 meters.

Manitoba

The trailer length limit is 12.5 meters; the width limit is 2.6 meters; and the height limit is 4.15 meters.

New Brunswick

The maximum trailer dimensions are: (1) a width of 2.6 meters; (2) a height of 4.15 meters; and (3) a total length of 23 meters and trailer length of 12.5 meters. The exception to the length requirement is a box length of 23 meters for an A-Train Double, a B-Train Double, and a C-Train Double Trailer.

Newfoundland and Labrador

Total length: 23 meters; trailer length: 12.5 meters; width: 2.6 meters; height: 4.15 meters.

Northwest Territories

Maximum of 1 boat or general utility trailer may be towed behind passenger or pleasure vehicles. Total length of both not to exceed 21 meters (69 feet).

Nova Scotia

Trailer length: 12.5 meters; total length: 23 meters; width: 2.6 meters; height: 4.15 meters.

Nunavut

No combination of vehicles 4500 kg or over GVWR may exceed 25m in length, 3.2 m in width (not counting side mirrors, lights, reflectors or load-securement devices which protrude no more than 15 cm on each side beyond the widest part of the vehicle or its load), or 4.2 m in height.

Ontario

No combination of vehicles, including load, coupled together may exceed the total length of 23 meters while on a highway.

A city council may prohibit the operation of a combination of vehicles having a total length, including load, in excess of 15.25 meters.

Prince Edward Island

Total length: 23 meters; trailer length: 14.6 meters; width: 2.6 meters; height: 4.5 meters.

Quebec

The maximum length for any combination consisting of a towing vehicle and a single trailer is 23 meters. The maximum length of a trailer is 12.5 meters.

?The maximum width of any trailer, load included, is 2.60 meters.

The maximum height of any trailer, load included, is 4.15 meters.

Saskatchewan

The total length of a vehicle and trailer must not exceed 23 m and the width of any unit must not exceed 2.6 m. The maximum length of a single trailer is 12.5 m and the maximum height allowed is 4.15 meters.

Yukon

Total length of trailer and vehicle: 25 meters; width: 2.6 meters; height: 4.9 meters.

 

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