Building materials shall not be laid on any sidewalk, street or public place until the consent of the Manager is first obtained; and it shall be the duty of the person desiring so to use the streets to inform the Manager when permission is desired to lay material thereon, and otherwise to obstruct the places for the purpose of erecting a building adjoining the street, where some obstruction thereof is necessary, what space will be needed and for what length of time the obstruction will be necessary, and the Manager shall then give permission accordingly, imposing then and from time to time, reasonable conditions as he or she may consider necessary or proper for the protection of the public and the public property.
(1995 Code, § 3-1004)