(a) Commissioners control of rights-of-way.--The county commissioners may take over an abandoned right-of-way or bridge of a railroad company or any part of an abandoned right-of-way or bridge for the purpose of relocating an existing or locating a new county road, and the county commissioners may purchase the abandoned right-of-way or bridge or part thereof as may be necessary for the relocating or locating of the county road.
(b) County road to be laid out.--Whenever an abandoned right-of-way or bridge of a railroad company or any part thereof is purchased under this section, a county road shall be laid out, located thereafter constructed, improved and maintained in accordance with law. Any bridge taken over shall become a county bridge and shall be maintained, rebuilt and repaired accordingly.