Any summary closure proceeding shall be based on evidence showing that Nuisance Activities exist or have occurred on the Property and that emergency action is necessary to avoid an immediate threat to public welfare and safety. Proceedings to obtain an order of summary closure shall be governed by the provisions of ORCP 79 for obtaining temporary restraining orders. In the event of summary closure, the City is not required to comply with the notification procedures set forth in Portland City Code 14B.60.030 A. and B.