Ohio Rev. Code Ann. § 4913.50

Any proceeding held under this chapter, any no-enforcement determination under this chapter, and any fine or penalty imposed under this chapter shall neither prevent nor preempt the right of any party to obtain civil damages for personal injury or property damage in a private cause of action. No finding, determination, or recommendation of the underground technical committee, no decision of the public utilities commission under this chapter, and no no-enforcement determination under this chapter shall be determinative of civil liability in a private cause of action for personal injury or property damage.