(2) The authority conferred by subsection (1) of this section does not extend to the purchase, acquisition, entering upon or appropriation of any adjoining land or property situate more than 100 feet distant from or beyond the proposed boundaries of any such road, street or highway, or of any such adjoining land or property that constitutes the whole or any part of a platted lot or tract of rectangular shape and having an area of 5,000 square feet or more and its shorter dimension not less than 50 feet in length, or that constitutes the whole or any part of any tract of land in common ownership of like shape and having like minimum area and dimensions. [Formerly 281.510]