Authorizing the revision of lines and grades on a portion of City Plan No. 278 by striking from the City Plan and vacating Delaware Avenue from Robbins Street to Levick Street, reserving and placing on the City Plan a right-of-way for sewer and drainage purposes, water main purposes, and public utility purposes within the lines of Delaware Avenue being stricken, placing on the City Plan a right-of-way reserved for drainage purposes extending from the southeasterly side of Delaware Avenue, southwest of Levick Street, southeastwardly to the Pierhead Line of the Delaware River, and relocating the — Open Common Ground