The application for a renewal of the license required by section 24-6 or the renewal thereof, shall be filed with the chairman of the board of investigators and shall be accompanied by a fee of two dollars ($2.00) for each unit in the existing or proposed camp. The application for a renewal of such license shall be made on printed forms furnished by the board of investigators and shall include the name and address of the owner in fee of the tract (if the fee is vested in some person other than the applicant, a duly verified statement by that person, that the applicant is authorized by him to construct or maintain the trailer camp and make the application), and such a legal description of the premises, upon which the trailer camp is or will be located as will readily identify and definitely locate the premises. The application shall be accompanied by four (4) copies of the camp plan, showing the following, either existing or as proposed: (1) The extent and area used for camp purposes; (2) roadways and driveways; (3) location of sites or units for trailers or coaches; (4) location and number of sanitary conveniences, including toilets, washrooms, laundries and utility rooms to be used by occupants of units; (5) method and plan of sewage disposal; (6) method and plan of garbage removal; (7) plan for water supply; (8) plan for electrical lighting of units. (Code 1953, § 20.7.)