Ohio Rev. Code § 5593.04: Resolution.

The board of county commissioners or the legislative authority of any city desiring to take advantage of Chapter 5593. of the Revised Code, shall pass a resolution declaring that the construction or acquisition of a bridge, or the partial acquisition and partial construction, together with adequate repairs and rehabilitation if such bridge is already completed, or adequate completion of construction if such bridge is in process of construction, will be a convenience, necessity, and benefit to such county or city.