A. When city employees perform work on behalf of the city within the right-of-way;

B. When a public utility, under franchise agreement with the city, performs normal maintenance as defined in the franchise agreement in order to protect the existing utility system;

C. When natural disasters or other emergencies make it impossible to obtain a permit prior to commencing work. In such event, the director of public works shall be notified as soon as possible. (Ord. 876 §3, 1990).