As used in this article, the following terms shall have the following meanings:
All days other than Saturdays, Sundays and legal holidays. Saturdays, Sundays and legal holidays shall be excluded in computing the number of days within which action must be taken or notice given within the terms of this article.
Any office, department, board, commission or other agency of the government of the city.
Any person directly employed and compensated by the city except persons employed in the legislative or judicial branch thereof.
Any claimed violation, misinterpretation or inequitable application of the existing laws, rules, procedures, regulations, administrative orders or work rules of the city or a department thereof, which relate to or involve employee health or safety, physical facilities, materials or equipment furnished to employees, or supervision of employees; provided, however, that such term shall not include any matter involving an employee's rate of compensation, retirement benefits, disciplinary proceeding or any other matter which is otherwise reviewable pursuant to law or any rule or regulation having the force and effect of law.
The employee or officer on the next higher level of authority above the employee in the department wherein the grievance exists and who normally assigns and supervises the employee's work and approves his time record or evaluates his work performance.