Oregon Administrative Code

734-071-0030 Equipment Requirements (1) In vehicle combinations featuring more than one trailer or semitrailer, the shortest trailer shall be positioned to the rear of the combination, except that a motor carrier may position the shortest trailer at the front when it is more than…

734-071-0040 56-Foot Semitrailers in Combinations In a truck-tractor and semitrailer combination, the semitrailer may be up to 56 feet in length if the distance between the kingpin setting and the centerline of the rearmost axle of the semitrailer does not exceed 46 feet and the …

734-071-0050 Length Exclusive Devices (1) Devices that do not extend more than 24 inches in length beyond the rear of a trailer or semitrailer that are used exclusively to facilitate loading and unloading from the rear of a semitrailer or trailer are excluded from semitrailer, tr…

734-071-0055 Trailer Transporter Towing Unit Allowance A trailer transporter towing unit may tow two trailers or semitrailers in tow-away operations if: (1) The coupling device for the lead trailer is a ball to socket hitch located above and not behind the tire tread of the rearm…

734-071-0060 Pickup Truck Allowance A pickup truck may tow a single truck trailer that exceeds 40 feet in length, but does not exceed 53 feet in length if: (1) The pickup truck is not carrying a load other than the towed vehicle; (2) The coupling device for the trailer is a ball …

734-072-0005 Scope Division 72 rules establish programs as authorized by ORS 818.220 for electronic issuance of variance permits. Statutory/Other Authority: ORS 184.619, 818.220 & 823.011 Statutes/Other Implemented: ORS 818.200 & 818.220 History: DOD 1-2025, amend filed 03/13/202…

734-072-0022 Program for Electronic Issuance of Single-Trip Variance Permits The program for issuance of single-trip variance permits allows carriers to apply for permits in person or online. The completed permit may be mailed, transmitted electronically, or made available online…

734-072-0025 Limitations on Single-Trip Variance Permits (1) Single-trip permits variance permits authorize only single-trip movement. (2) Approved routes consist only of those highways specified on the permit. Separate authorization must be obtained for travel over any other hig…

734-072-0030 Cancellation of Permits The cancellation authority granted under ORS 818.220 will apply to and govern the cancellation of single-trip variance permits. Statutory/Other Authority: ORS 184.619 & 823.011 Statutes/Other Implemented: ORS 818.200 & 818.220 History: DOD 1-2…

734-073-0050 Purpose and Scope (1) The purpose of OAR Chapter 734, Division 73 is to: (a) Implement federal laws for combinations of vehicles, sizes and weights; and (b) Continue issuing permits for similar commercial combinations of vehicles on designated state highways. (2) Div…

734-073-0051 Definitions As used in Division 73 rules, the following definitions shall apply: (1) "Automobile transporter" means a combination of vehicles that transports vehicles on a semitrailer and may also transport vehicles on the power unit behind the cab or on an over-cab …

734-073-0056 Truck-Tractor and Semitrailer Combinations — National Network Highways (1) The Federal Highway Administration determined Oregon’s grandfathered semitrailer length to be 53 feet, allowed by the STAA 1982. The length of a semitrailer operated in Oregon on the National …

734-073-0060 Truck-Tractor with Semitrailer Combinations — State-Approved Highways (1) The length of a semitrailer in a truck-tractor and semitrailer combination shall not exceed 53 feet. The overall length of the combination shall not exceed 65 feet. (2) The length of any load c…

734-073-0063 Truck-Tractor and Semitrailer Combinations — Specific Routes The operations described in OAR 734-071-0040 may be allowed on highways other than the Oregon Interstate Highway System by variance permit. A variance permit issued under this rule shall specify conditions …

734-073-0065 Truck-Tractor with Semitrailer and Trailer Combinations and Truck-Tractor with Semitrailer and Semitrailer Combinations (1) The maximum length of any semitrailer or trailer in a truck-tractor with semitrailer and trailer or truck-tractor with semitrailer and semitrai…

734-073-0066 Reasonable Access (1) Code of Federal Regulations Title 23, Part 658.19 requires Oregon to adopt provisions for Reasonable Access to terminals. For purposes of these rules, “terminal” means, at a minimum, any location where: (a) Freight either originates, terminates,…

734-073-0067 Procedure for Restricting Reasonable Access (1) Restricting reasonable access shall only be for reasons of safety and engineering analysis of the route. (2) The State, City, or County access review process shall include: (a) An analysis of the proposed access route u…

734-073-0070 Revisions to Approved Routes (1) The Chief Engineer, or designee, may add by written order additional state highways or sections thereof, and specify the type(s) of vehicle combinations allowed by these rules. In taking such action, the Chief Engineer: (a) Shall dete…

734-073-0080 Maximum Weight Limit on Interstate Highways (1) The following provisions apply to maximum weights allowed on interstate highways without a permit: (a) The provisions of Title 23 Code of Federal Regulations, Part 658 are applicable to the National System of Interstate…

734-073-0085 Statutory Weight Exemptions not Applicable to Interstate Highways Except when operating under the terms of a variance permit, the weight exemptions authorized by ORS 818.030(8) and (9) do not apply to vehicles operating on any interstate highway. Statutory/Other Auth…

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 h…

734-073-0110 Specialized Equipment — Automobile/Boat Transporters The Federal Highway Administration determines Automobile/Boat Transporters are Specialized Equipment as provided by 23 Code of Federal Regulations 658.13(e). (1) Traditional automobile/boat transporters may operate…

734-073-0130 Specialized Equipment — Drive-Away Operations The Federal Highway Administration determines Drive-away saddlemount vehicle transporter combinations are Specialized Equipment as provided by 23 Code of Federal Regulations 658.13(e)(iii). (1) A Drive-away saddlemount ve…

734-073-0140 Specialized Equipment for Transporting Logs or Poles (1) As used in OAR Chapter 734, Division 73, the following two combinations of vehicles are considered the same as a truck-tractor with semitrailer and trailer combinations: (a) A combination of vehicles capable of…

734-074-0005 Scope (1) OAR Chapter 734, Division 74 shall apply to and govern the issuance of permits for movement of certain vehicle combinations having a total gross weight in excess of 80,000 pounds. The loads carried by these vehicles may be of a nature which are reducible or…

734-074-0006 Driver Responsible for Operation The driver of any combination of vehicles authorized by OAR Chapter 734, Division 74 is responsible for complying with all permit requirements and provisions. If the driver, police officer or Department of Transportation determines co…

734-074-0008 Definitions As used in Division 74 rules: (1) “Auxiliary axle” is an axle that qualifies as a booster axle, flip axle or lift axle and when attached to the rear of a trailer shall be included in the measurement of the trailer. (2) “Booster Axles(s)” means a separate …

734-074-0010 Vehicle Combinations Eligible for Permits (1) The following vehicle combinations are eligible for permits issued under OAR Chapter 734, Division 74 as long as they are in compliance with all applicable rules in OAR Chapter 734, Division 74: (a) Combinations of vehicl…

734-074-0020 Maximum Weights Allowed (1) Except as described in (10), the maximum weights allowed for single axles and tandem axles must not exceed those specified under ORS 818.010(1) and (2). (2) Except as described in (10), when the loaded weight of a group of axles, vehicle, …

734-074-0023 Application for Permit (1) Application for permits may be made in person or online. The completed permit may be mailed, transmitted electronically, or made available online for the applicant. (2) Routine information such as permittee name, address and vehicle identif…

734-074-0025 Permit Duration Permits issued under Division 74 rules are for a single trip within a period of time not to exceed 10 days, or continuous trips for up to one year from the effective date. Statutory/Other Authority: ORS 184.619 & 818.220 Statutes/Other Implemented: OR…

734-074-0027 Other Permit Eligibility Requirements (1) An applicant for a permit may not have an unsatisfactory rating from US DOT or the equivalent safety rating from Oregon Department of Transportation, Commerce and Compliance Division. (2)(a) An interstate permittee operating …

734-074-0028 Permit Cancellation (1) Permits may be canceled for reasons set forth under ORS 818.220(7). (2) The operation of any combination of vehicles under OAR 734, Division 74 over highways not authorized shall constitute a serious violation of ORS 818.220(7)(a). The Chief E…

734-074-0029 Insurance Requirements At the discretion of the Chief Engineer, permit applicants may be required to furnish liability and indemnity insurance as provided for under ORS 818.220(1)(d) and (e). Statutory/Other Authority: ORS 183, 184.617, 184.619, 366.205 & 818.200 Sta…

734-074-0030 Approved Routes (1) Except for the combination described in OAR 734-074-0010 (1)(h), state highways approved for travel by combinations of vehicles operating under permits issued pursuant to OAR Chapter 734, Division 74, shall be designated by the Chief Engineer. In …

734-074-0035 Speeds Vehicles operating under permits authorized through OAR 734, Division 74, shall maintain a minimum speed within 20 MPH of the posted truck speed. When encountering steep grades where a minimum speed within 20 MPH of the posted truck speed cannot be maintained,…

734-074-0040 Operating Days and Hours, Prohibitions (1) Vehicles and combinations of vehicles, except triple trailers, may operate on a 24-hour, seven-day week basis. (2) Triple trailers may operate on a 24-hour, seven-day week basis on authorized routes unless traveling on a hig…

734-074-0045 Weather Restrictions (1) Movement of triple trailer combinations and the combination described in OAR 734-074-0010 (1)(h) is prohibited when road surfaces are hazardous or when wind or other conditions may cause the unit or any part thereof to swerve, to whip, to swa…

734-074-0051 Splash and Spray Suppressant Devices (1) The Chief Engineer requires combinations of vehicles operating under OAR Chapter 734, Division 74 when highways are wet, including those surfaces that have rain, frost, ice, sleet or snow to be equipped with devices designed t…

734-074-0060 “Long Load” Warning Signs for Triple Trailer Combinations (1) A warning sign for triple trailer combinations bearing the legend “LONG LOAD” is to be displayed on the back of the rearmost trailer or semitrailer. (2) The sign must be positioned at such height as to be …

734-074-0070 Triple Trailer Driver Requirements (1) All triple trailer drivers must have a current Commercial Drivers License with a doubles/triples endorsement and no airbrake restriction. (2) Triple trailer drivers and all individuals and companies operating triple trailers mus…

734-074-0090 Permit Requirements for Triple Trailer Operators (1) The third cargo carrying unit of a triple trailer combination cannot be a liquid cargo tank. (2) A carrier operating under Division 74 rules must report total miles driven in Oregon while operating triple trailer c…

734-075-0005 Scope OAR Chapter 734, Division 75 regulates the transportation of mobile homes, modular building units and chassis units on highways under the authority of the Oregon Department of Transportation. Statutory/Other Authority: ORS 810.606, 184.619 & 823.011 Statutes/Ot…

734-075-0008 Definitions (1) “Base” means the widest point of the outside dimension of a mobile home or modular unit exclusive of appurtenances such as door handles, required safety equipment or eaves. (2) “Business day” is any day, Monday through Friday except holidays as define…

734-075-0009 Authorized Unit Contents Units designed for human habitation or for business, commercial or office purposes may be transported with only those items manufactured as part of the unit or accessory parts. Statutory/Other Authority: ORS 184.616 & 184.619 Statutes/Other I…

734-075-0010 Vehicle Combinations and Maximum Size Limitations This rule establishes the maximum number of vehicles in combination and size of vehicles allowed when moving an over-dimensional unit: (1) The combination must not exceed two vehicles, the towing vehicle and the unit …

734-075-0011 Authority to Approve Greater Length (1) The Chief Engineer or the Administrator of the Commerce and Compliance Division is authorized to issue permits, on an individual basis, to allow transportation of a unit into or through the State when the length exceeds that sp…

734-075-0015 Mobile Home Towing Vehicle Requirements The following requirements apply to mobile home towing: (1) The towing vehicle must be equipped with dual wheels on the drive axle; (2) If the towed unit: (a) Is 10 feet or less width at the base or 11 feet or less overall widt…

734-075-0020 Axles, Tires and Brakes for Mobile Homes This rule establishes requirements for axles, tires and brakes for mobile homes transported under variance permit: (1) Axles must be in sufficient number to support enough tires to be in compliance with subsection 5(a) through…

734-075-0022 Driver Requirements The motor carrier to whom the permit is issued will be responsible to verify that all drivers towing mobile home units with base widths in excess of 14 feet or overall width in excess of 15 feet meet the following requirements: (1) Driver must hav…