When any electrical equipment is to be hidden from view by the permanent placement of parts of the building or equipment, the licensed master or sign electrician installing the equipment shall notify the chief electrical inspector, and such equipment shall not be concealed until it has been inspected and approved by the chief electrical inspector, or until forty-eight (48) hours, exclusive of Saturdays, Sundays, and holidays, shall have elapsed from the time of such notification; provided, on large installations where the concealment of equipment proceeds continuously, the licensed master or sign electrician installing the electrical equipment shall give the electrical inspector due notice, and inspections shall be made periodically during the progress of the work.
(Ordinance 620, sec. 9.04, adopted 11/25/69; 1972 Code, sec. 6-126)