Amending Section 2 of an Ordinance (Bill No. 990306) approved June 24, 1999, entitled "An Ordinance authorizing the revision of lines and grades on a portion of City Plan No. 120 by striking from the City Plan and vacating Sharswood street from Twenty-second street to Twenty-third street; by striking from the City Plan and vacating Harlan street from Twenty-second street to Twenty-third street, and by reserving and placing on the City Plan a certain right-of-way for gas main purposes, all under certain terms and conditions," by extending the time for compliance with the conditions stated there — Open Common Ground