That part of any highway which crosses a railroad, the use of which crossing has been abandoned for a period of at least fifteen years, shall be deemed discontinued.
Conn. Gen. Stat. § 13a-53
(1949 Rev., S. 2165; 1958 Rev., S. 13-48; 1963, P.A. 226, S. 53.)
See Sec. 13b-205 re railroad company's taking land in discontinued highways.