OAR 734-073-0100: 65-Foot Tractor-Semitrailer Combinations

Tractor-semitrailer combinations having an overall length in excess of 60 feet, but not exceeding 65 feet, may operate over certain designated highways. In such combinations the semitrailer may not exceed 48 feet. Designated highways where these combinations may operate are restricted to the following: (1) Any state highway or section thereof which has two or more lanes of travel in the same direction. (2) The highways indicated in black on Route Map 7, revised August 2023. Route Map 7 is by reference made part of Division 73 rules, and is available from the CCD Over-Dimension Permit Unit. (3) Such additional highways which, after investigation and consideration, the Chief Engineer may deem capable of safely accommodating the described combinations of vehicles. Trial test runs may be required in determining additional route approval.