Amending Section 2 of an Ordinance (Bill No. 980897) approved January 5, 1999, entitled "An Ordinance authorizing the revision of lines and grades on a portion of City Plan No. 307 by relocating a portion of the northerly curb line of Clover street between Twelfth street and Camac street and relocating a portion of the southerly curb line of Market street between Twelfth street and Thirteenth street, under certain terms and conditions," by extending the period for compliance with the authorization conditions therein. — Open Common Ground