Members shall be retired upon reaching the age of seventy (70) years. The retirement system manager may retire and relieve from service any safety member who has passed the age of fifty-five (55) years or any other employee who has passed the age of sixty (60) years, who may be ascertained by the manager to be unfit for the performance of his or her duty. The manager shall, at the request of any safety member who has arrived at the age of fifty-seven (57) with twenty-five (25) years of continuous service or the age of sixty (60) with twenty (20) years of continuous service or who has thirty (30) years of such service, irrespective of age or any other employee who has passed the age of sixty-two (62) with thirty (30) years of continuous service or who has thirty-five (35) years of such service irrespective of age retire and relieve such member or employee making such application. Such retired member shall receive a retirement allowance equal to one-half the average monthly salary paid him or her one year prior to his or her retirement. No retirement allowance shall be paid under the provisions of this section unless the member has rendered at least twenty (20) years of continuous service to the city preceding his or her retirement and, except as hereinafter provided, such pension shall cease at his or her death. Dismissal of a member from service for any cause whatever after he or she has qualified as to age and/or service for service retirement shall not deprive him or her of the right to retire and receive the retirement allowance under this section. (Prior code § 34.02.201)