Ohio Revised Code Title LV. Roads Highways Bridges § 5559.15

The improvement under section 5559.02 of the Revised Code shall be done under the general care and superintendence of the county engineer, and he shall see that the specifications are complied with by the contractor. Allowances for extra work, rendered necessary by unforeseen contingencies not contemplated by the contract, may be made, but only in the manner provided by section 5555.69 of the Revised Code. Where the plans for any improvement authorized by sections 5559.02 to 5559.16, inclusive, of the Revised Code, include the paving of a road, street, or alley in which there is a sanitary sewer, water, or gas main, such plans shall include the extension to the curb of all necessary and proper service connections with such sewer or main. After any improvement is laid under such sections, any future installation of mains or public utility lines shall, so far as possible, be made between the curb and property line.

No road, street, or alley improved under sections 5559.02 to 5559.16, inclusive, of the Revised Code, shall, by reason of such improvement, become a county road. Any road, street, or alley defined and described in section 5559.02 of the Revised Code, and improved under section 5559.02 to 5559.16, inclusive, of the Revised Code, or otherwise, may at any time be repaired by the board of county commissioners in the manner provided with respect to the original improvement thereof.