Upon the receipt of an application for a license or permit where laws of the City necessitate an inspection or investigation before the issuance of such permit or license, the City Clerk shall refer such application to the proper officer for making such investigation within forty eight (48) hours of the time of such receipt. The officer charged with the duty of making the investigation or inspection shall make a report thereon, favorable or otherwise, within ten (10) days after receiving the application or a copy thereof. For the protection of health, the Public Works Director, or such other person as he may assign, shall make or cause to be made any such inspections relative to the construction of buildings or other structures. All other investigations, except where otherwise provided, shall be made by the Chief of Police or by some other officer designated by the Mayor. (1999 Code)