Authorizing the revision of lines and grades on a portion of City Plan No. 231 by striking from the City Plan and vacating Cinnaminson Street from Smick Street to a point approximately six feet southwest of Mansion Street, placing on the City Plan a right-of-way for sewer and drainage purposes, water main purposes, and other utility purposes such as may be necessary within the lines of Cinnaminson Street being stricken, and placing on the City Plan a right-of-way for sewer and drainage purposes extending from Cinnaminson Street southeastwardly, partly southwest of Mansion Street and partly alo — Open Common Ground