Septic tank and sand filter fields:
   (A)   Trees and shrubs are not to be planted in any disposal field area. The roots will grow into the bedding material and cause stoppages;
   (B)   To prevent breakage of lines, do not drive over the disposal field area with heavy equipment;
   (C)   Concrete shall not be placed, laid or poured over absorption lines, nor shall a hard surface or fill be placed over the disposal field area;
   (D)   Surface drainage shall be maintained so that all surface water will drain away from the disposal field area; and
   (E)   Effluent from a filter shall not create an odor or a nuisance or be allowed to become ponded.
(1975 Code, § 38.40)