304 Periodical Inspec lions of installa- tions, Installations completed or begun before com- Mmeneement of Ordinanee Precautions agamst atmospheric eleetreity Restriction of connec- tion with earth. Ord.. osu, s. Ch. 30. No. 16.] Electricity (Inspection). who shall cause inspection and tests to be made within the prescribed period and, if the installation satisfies the require- ments of this Ordinance and the rules made hereunder, certify or cause to be certified accordingly in the prescribed form. No installation shall be operated until such certifi- date has been obtained. 5. In addition to periodical inspections during con- struction and final inspections on completion, all installa- tiens while in operation shall be inspected at such intervals as may be prescribed. The licensee and management and persons in charge of all installations shall afford full facilities for inspection within reasonable working hours. 6. Iexcept as may be otherwise provided by any exemp- tion under section 16, all installations which shall have been operated or whereof the construction shall have been completed or begun before the commencement of this Ordinance shall be subject to this Ordinance and the rules made hereunder. 7. Any department of the Government or any other consumer taking or using energy from an installation shall, if the Chief Inspector so requires, provide such means for obviating risk of damage to such installation by atmospheric electricity as may be directed by the Chicf Inspector. 8. (1) No person shall in the generation, transmission, supply or use of energy permit any part of his electric supply lines to be connected with earth except as may be required by rules made under this Ordinance or by any other law or may be expressly permitted by the Chief Inspector. (2) In the event of any breach of the provisions of the last preceding subsection the Chief Inspector may by written order require the licensee or owner to break such connection and may prohibit the use of any electric supply line or works or of any installation until the order is complied with, and every such order shall be complied with by the person concerned.