A.   Application To Excavate: On and after the effective date hereof, it shall be unlawful for any person to excavate in or across any street within the city limits without first making and filing a written application with the city secretary, stating in said application the location, nature, extent and purpose of such proposed excavation, and the approximate date when such work will begin, and the length of time required to complete said work.
   B.   Bond Requirements: The applicant shall file with such application a bond, with two (2) or more good and sufficient sureties, to be approved by the city secretary, in an amount of not less than double the estimated cost of restoring said street to as good condition as before such excavation. Said bond shall be payable to the city and provide that if the applicant fails to so restore said street, the sureties thereon shall be liable for the cost of restoring same. Upon the approval of said bond, the city secretary shall issue to the applicant a permit authorizing the excavation of such street.
   C.   Exemptions: Nothing herein shall require the city or any contractor of the city constructing or repairing any street within the city limits to obtain a permit.
   D.   Penalty: Any person who violates any provision of this section within the corporate limits of the city shall be punishable by a fine not exceeding one hundred dollars ($100.00). (1988 Code § 7-1-3)