[Code of Federal Regulations] [Title 23, Volume 1] [Revised as of April 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 23CFR658 App B] [Page 309] TITLE 23--HIGHWAYS CHAPTER I--FEDERAL HIGHWAY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 658_TRUCK SIZE AND WEIGHT, ROUTE DESIGNATIONS_LENGTH, WIDTH AND WEIGHT LIMITATIONS--Table of Contents Sec. Appendix B to Part 658--Grandfathered Semitrailer Lengths ------------------------------------------------------------------------ Feet and State 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]