Appendix B to Part 658 — Grandfathered semitrailer lengths
State
Feet and inches
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.
2Semitrailers 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.
Alabama
53-6
Alaska
48-0
Arizona
57-6
Arkansas
53-6
California
148-0
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
248-6
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
348-0
Wyoming
57-4
[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]