Ohio Rev. Code § 4957.02
When it is deemed necessary by a municipal corporation or a county to join with any railroad company in the alteration or abolition of a grade or other crossing, the legislative authority of the municipal corporation, by a two-thirds vote of all the members elected to it, or the board of county commissioners of the county, by a unanimous vote, by resolution, shall declare such necessity and intent, and state in it the manner in which the alterations in the crossing are to be made, giving the method of constructing the new crossing with the grades for the railroad and public way, what land or other property it is necessary to appropriate and how the cost is to be apportioned between the municipal corporation or county and the railroad company, and by whom the work of construction is to be done and how its cost is to be apportioned between the municipal corporation or county and the railroad company.
Such resolution shall be published and notice of its passage given to owners of property abutting on the proposed improvement, in the manner provided as to resolutions of a city legislative authority declaring the necessity of a contemplated public improvement. Claims for damages caused must be filed in the manner and within the time prescribed in such cases.
R.C. § 4957.02