A.   Drainage Required: Roofs, paved areas, yards, courtyards, and similar areas shall be drained into a storm sewer system or to an adequate surface water course.
   B.   Subsoil Drains: Subsoil drains shall not be less than four inches (4") in diameter and shall be of an approved material. Subsoil drains may discharge to an area drain or sump. Subsoil sumps do not require venting. Subsoil drains must connect to the storm sewer or discharge to an adequate surface watercourse.
   C.   Floor Drains: Floor drains shall not be connected to a storm drain. (Ord. 90-O-527, 3-5-1990)