Ohio Revised Code Title XLIX. Public Utilities § 4933.15

For the purpose of making preliminary examinations and surveys, any company transmitting or distributing electricity in the state for public or private use may enter upon any land held by any individual or corporation, whether acquired by purchase, appropriation proceedings, or otherwise, unless such land is owned by and essential to the purposes of another corporation possessing the power of eminent domain. The company also may appropriate so much of such land, or any right or interest in the land, including any trees, edifices, or buildings on the land, as is deemed necessary for either of the following purposes: