Ohio Revised Code

Ohio Rev. Code § 5577.01 (2026)

Load limits on highways definitions

✓ current as of May 2026
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(A) As used in sections 5577.01 to 5577.14 of the Revised Code:

(1) "Axle" means one or more load-carrying wheels mounted in a single transverse vertical plane.

(2) "Spacing between axles" means the distance between any two successive such planes.

(3) "Maximum axle load" means the gross weight of vehicle and load imposed by any axle upon the road surface.

(4) "Maximum wheel load" means the proportionate gross weight of vehicle and load imposed by any wheel upon the road surface.

(5) "Automobile transporter" means any vehicle combination designed and used expressly for the transport of assembled motor vehicles.

(6) "Stinger-steered automobile transporter" means any automobile transporter configured as a semitrailer combination in which the fifth wheel is located on a drop frame located behind and below the rearmost axle of the power unit.

(7) "Boat transporter" means any vehicle combination, including a straight truck towing a trailer typically using a ball and socket connection, designed and used specifically for the transport of boat hulls and boats, whether the hulls or boats are assembled or partially disassembled to facilitate transportation.

(8) "Stinger-steered boat transporter" means a boat transporter configured as a semitrailer combination in which the fifth wheel is located on a drop frame located behind and below the rearmost axle of the power unit.

(9) "Assembled" means, in regard to motor vehicles, capable of being driven.

(10) "B-train assembly" means any rigid frame extension that is attached to the rear frame of one semitrailer and provides a fifth wheel connection point for a second semitrailer.

(11) "Saddlemount vehicle transporter combination" means any combination of vehicles in which a straight truck or commercial tractor tows one or more straight trucks or commercial tractors, each connected by a saddle to the frame or fifth wheel of the straight truck or commercial tractor in front of it. Such a combination may include a fullmount, in which a smaller vehicle is mounted completely on the frame of either the first or last straight truck or commercial tractor in the saddlemount combination.

(B) "Vehicle," as used in section 5577.04 of the Revised Code, means any single vehicle when not in combination, or any combination of vehicles, as defined in section 4501.01 of the Revised Code.

Notes of Decisions
Cited in 7 cases, 1955–2019 · leading case: State v. Myers, 580 N.E.2d 61 (Ohio Ct. App. 1990).
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State v. Myers, 580 N.E.2d 61 (Ohio Ct. App. 1990). “99 provides, in pertinent part, that “[wjhoever violates the weight provisions of sections 5577.01 to 5577.09, inclusive, of the Revised Code shall be fined * * * or imprisoned * * Nowhere in this penalty statute, or anywhere else that we know of, is there any provision granting…”
Marich v. Bob Bennett Constr. Co., 116 Ohio St. 3d 553 (Ohio 2008). “34(A), which specifically states: “[L]ocal authorities with respect to highways under their jurisdiction, upon application in writing and for good cause shown, may issue a special permit in writing authorizing the applicant to operate or move a vehicle * * * of a size * * *…”
State v. Evans, 624 N.E.2d 263 (Ohio Ct. App. 1993). “Code 5501:2-1-01(U), which states: “ ‘Unpermitted movement’ means any movement involving a vehicle and load exceeding the weight and/or dimension limitations of sections 5577.01 to 5577.09 of the Revised Code that is made either without a permit * * * or contrary to the…”
State v. Hamilton, 2019 Ohio 3702 (Ohio Ct. App. 2019). “” That section permits the director of transportation, upon written application, to issue a permit allowing the applicant “to operate or move a vehicle or combination of vehicles * * * (a) [a]t a size or weight of vehicle or load exceeding the maximum specified in sections 5577.”
State v. McCune, 2011 Ohio 4061 (Ohio Ct. App. 2011). “to the first point of delivery where the commodities are weighed and title to the commodities, coal, or timber is transferred, or, in the case of solid waste, from the place of production to the first point of delivery where the solid waste is disposed of or title to the solid…”
Elyria v. Swagger, 5 Ohio App. Unrep. 239 (Ohio Ct. App. 1990). “"No person shall operate or move a vehicle or combination of vehicles of a size or weight of vehicle or load exceeding the maximum specified in Ohio R.C. 5577.01 to 5577.09, inclusive, or otherwise not in conformity with Ohio R.”
Ohio Transp., Inc. v. Pub. Utils. Comm'n, 164 Ohio St. (N.S.) 98 (Ohio 1955). “nistration and enforcement of the provisions of this chapter applying to each such contract carrier by motor vehicle in this state * * Appellant contends that the jurisdiction of the Public Utilities Commission is limited by this section to only such matters as are covered by…”
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