(2) Upon construction by the corporation of a county road or highway on the property so acquired in a manner conformable in the material character of the construction of said highways appropriated and upon the same grade or such other grade as may be agreed upon by the corporation and the county court or board of county commissioners of the county in which the road is located, and upon the acceptance by the county court or board of such newly constructed road, and on the conveyance of same to the county, the corporation shall then become the owner and entitled to the possession of so much of the county road or highway so appropriated.
(3) ORS 772.065 and 772.070 do not apply to roads or streets within any platted or incorporated city or town, or any addition thereto.