N.Y. CAL Law § 60

§ 60. Alteration of county roads or town highways. Whenever the\ncommissioner of transportation shall deem it necessary to discontinue or\nalter any part of a county road or town highway because of its\ninterference with the proper location or construction of any work on the\ncanal system either of improvment, maintance, or repair he shall direct\nsuch discontinuance or alteration to be made and file in the office of\nthe clerk of the county or town in which such road or highway is\nsituate, an accurate description of the part of such road or highway so\ndiscontinued and of the one laid out anew. From the time of filing such\ndescription such road or highway shall be considered so altered. The use\nof such old road or highway shall not be discontinued until the new road\nor highway is declared open for public use by the commissioner of\ntransportation, and a certificate to such effect filed in the office of\nthe clerk of the county or town in which said road or highway is\nlocated. Every alteration made on any public road located upon the canal\nsystem before the first day of January, nineteen hundred and thirty-nine\nshall be deemed valid in law from the time of such alteration.\n