Ohio Revised Code

Ohio Rev. Code § 4511.10 (2026)

Placement and maintenance of traffic control devices

✓ current as of May 2026
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The department of transportation may place and maintain traffic control devices, conforming to its manual and specifications, upon all state highways as are necessary to indicate and to carry out sections 4511.01 to 4511.78 and 4511.99 of the Revised Code, or to regulate, warn, or guide traffic.

No local authority shall place or maintain any traffic control device upon any highway under the jurisdiction of the department except by permission of the director of transportation.

Notes of Decisions
Cited in 30 cases (2 in the last 5 years), 1955–2024 · leading case: State v. Turner (Slip Opinion), 2020 Ohio 6773 (Ohio 2020).
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State v. Turner (Slip Opinion), 2020 Ohio 6773 (Ohio 2020). · cites it 6× “R.C. 4511.10 gives ODOT authority to “place and maintain traffic control devices, conforming to its manual and specifications, upon all state highways as are necessary to indicate and to carry out sections 4511.”
Bussard v. Ohio Dep't of Transp., 507 N.E.2d 1179 (Ohio Ct. Cl. 1986). · cites it 3× “The statute plaintiffs would have this court hold creates a specific duty is R.C. 4511.10, which provides in part: “The department of transportation may place and maintain traffic control devices, conforming to its manual and specifications, upon all state highways as are…”
State v. Carano, 2013 Ohio 1633 (Ohio Ct. App. 2013). · cites it 6× “) R.C. 4511.10 pertains to the placement and maintenance of traffic control devices on state highways.”
Rhodus v. Ohio Dep't of Transp., 588 N.E.2d 864 (Ohio Ct. App. 1990). “” Moreover, R.C. 4511.10 provides that ODOT “ * * * may place and maintain traffic control devices, conforming to its manual and specifications, upon all state highways as are necessary to indicate and carry out sections 4511.”
Perkins v. Ohio Dep't of Transp., 584 N.E.2d 794 (Ohio Ct. App. 1989). · cites it 2× “R.C. 4511.10 provides in pertinent part that “[t]he department of transportation may place and maintain traffic control devices, conforming to its manual and specifications, upon all state highways as are necessary to indicate and to carry out sections 4511.”
Pierce v. Ohio Dep't of Transp., 491 N.E.2d 729 (Ohio Ct. App. 1985). · cites it 3× “” *127 R.C. 4511.10 states in pertinent part: “The department of transportation may place and maintain traffic control devices, conforming to its manual and specifications, upon all state highways as are necessary to indicate and to carry out sections 4511.”
White v. Ohio Dep't of Transp., 564 N.E.2d 462 (Ohio 1990). “I Duty to Cut Foliage on Morgan-Ross Road The Ohio Manual of Uniform Traffic Control Devices for Streets and Highways (“MUTCD”) has been adopted as the state’s official specifications for highway signs and markings pursuant to the mandate of R.”
Toledo v. Blackshear, 2020 Ohio 1233 (Ohio Ct. App. 2020). “{¶ 4} While his initial appeal was pending, Bey was charged with driving while under a license suspension in violation of R.C. 4511.10, a first-degree misdemeanor, and for driving with an expired registration in violation of R.”
Lumbermens Mut. Cas. Co. v. Ohio Dep't of Transp., 551 N.E.2d 215 (Ohio Ct. App. 1988). “Given the foregoing, for the purpose of the second assignment of error, we begin with the notion that the rough road sign shown in the videotape was in place prior to the accident.”
State v. Detienne, 2017 Ohio 9105 (Ohio Ct. App. 2017). “Based on this amphetamine concentration, Detienne was cited for Operating a Vehicle While Under the Influence of a Controlled Substance in violation of R.C. 4511.10(A)(1)(j)(i), a misdemeanor of the first degree.”
O'Brien v. Dept. of Transp., 2019 Ohio 724 (Ohio Ct. App. 2019). “{¶ 60} ODOT is statutorily mandated to adopt a manual and specifications for a uniform system of traffic control devices, and that uniform system "shall correlate with, and so far as possible conform to, the system approved by the federal highway administration.”
City of Maple Heights v. Smith, 722 N.E.2d 607 (Ohio Ct. App. 1999). “” R.C. 4511.10: “The department of transportation may place and maintain traffic control devices, conforming to its manual and specifications, upon all state highways as are necessary to indicate and to carry out sections 4511.”
Show all 30 citing cases →
— Ohio Rev. Code § 4511.10(A)(1)(d) — 1 case
State v. Schrock, 2014 Ohio 1366 (Ohio Ct. App. 2014).
— Ohio Rev. Code § 4511.10(A)(1)(j)(i) — 1 case
State v. Detienne, 2017 Ohio 9105 (Ohio Ct. App. 2017). “Based on this amphetamine concentration, Detienne was cited for Operating a Vehicle While Under the Influence of a Controlled Substance in violation of R.C. 4511.10(A)(1)(j)(i), a misdemeanor of the first degree.”
— Ohio Rev. Code § 4511.10(G)(1)(e)(i) — 1 case
State v. McCoy, 2015 Ohio 4124 (Ohio Ct. App. 2015).
— Ohio Rev. Code § 4511.10(HHH) — 1 case
State v. Miller, 2024 Ohio 2217 (Ohio Ct. App. 2024).
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