Authorizing the revision of lines and grades on a portion of City Plan No. 46-S of an area bounded by, Twentieth Street, Pattison Avenue, Penrose Avenue, and Hartranft Street, by placing on the City Plan, Reserve Boulevard, Tuscany Drive, Capri Drive, certain rights-of-way for drainage purposes, water main purposes and gas main purposes and certain other rights-of-way for gas main purposes only, under certain terms and conditions. — Open Common Ground