Authorizing the revision of lines and grades on a portion of City Plan Nos. 24-S and 25-S within an area bounded by New Hope street, Twenty-ninth street, Tasker street and Vare avenue, by striking from the City Plan and vacating Morris street from a point approximately four hundred ninety-six (496) feet east of Vare avenue to Thirty-first street, Morris street from Thirty-first street to a point approximately three hundred eighty-eight (388) feet west of Twenty-ninth street, and Thirty-first street from Morris street to Mifflin street; by placing on the City Plan Douglas street, Natrona street — Open Common Ground