Any person wishing to cut, dig, or ditch across or in any street or sidewalk or alleyway, for any purpose, shall first obtain the written permission of the City Manager or his designate and then shall leave the area in good and passable condition. Failure to obtain permission before so digging or ditching in or across any sidewalk, street, or alley or failure to leave the digging or cutting in a passable condition shall constitute a violation of this section.