Appendix B to Part 658 - Grandfathered Semitrailer Lengths

Appendix B to Part 658 - Grandfathered Semitrailer Lengths

State	Feet and inches
Alabama	53-6
Alaska	48-0
Arizona	57-6
Arkansas	53-6
California	1 48-0
Colorado	57-4
Connecticut	48-0
Delaware	53-0
District of Columbia	48-0
Florida	48-0
Georgia	48-0
Hawaii	48-0
Idaho	48-0
Illinois	53-0
Indiana	2 48-6
Iowa	53-0
Kansas	57-6
Kentucky	53-0
Louisiana	59-6
Maine	48-0
Maryland	48-0
Massachusetts	48-0
Michigan	48-0
Minnesota	48-0
Mississippi	53-0
Missouri	53-0
Montana	53-0
Nebraska	53-0
Nevada	53-0
New Hampshire	48-0
New Jersey	48-0
New Mexico	57-6
New York	48-0
North Carolina	48-0
North Dakota	53-0
Ohio	53-0
Oklahoma	59-6
Oregon	53-0
Pennsylvania	53-0
Puerto Rico	48-0
Rhode Island	48-6
South Carolina	48-0
South Dakota	53-0
Tennessee	50-0
Texas	59-0
Utah	48-0
Vermont	48-0
Virginia	48-0
Washington	48-0
West Virginia	48-0
Wisconsin	3 48-0
Wyoming	57-4

¹ Semitrailers up to 53 feet may also operate without a permit by conforming to a kingpin-to-rearmost axle distance of 38 feet. Semitrailers that are consistent with 23 CFR 658.13(g) may operate without a permit provided the distance from the kingpin to the center of the rear axle is 46 feet or less.

² Semitrailers up to 53 feet in length may operate without a permit by conforming to a kingpin-to-rearmost axle distance of 40 feet 6 inches. Semitrailers that are consistent with 23 CFR 658.13(g) may operate without a permit provided the distance from the kingpin to the center of the rear axle is 46 feet or less.

³ Semitrailers up to 53 feet in length may operate without a permit by conforming to a kingpin-to-rear axle distance of 41 feet, measured to the center of the rear tandem assembly. Semitrailers that are consistent with 23 CFR 658.13(g) may operate without a permit provided the distance from the kingpin to the center of the rear axle is 46 feet or less.

[53 FR 2599, Jan. 29, 1988, as amended at 54 FR 1931, Jan. 18, 1989; 62 FR 10181, Mar. 5, 1997; 72 FR 7749, Feb. 20, 2007]