(a) The space created by the construction of a habitable floor system over a void area on or below grade (not a basement) shall be referred to as a crawl space. This area shall have a minimum three-inch concrete slab over soil being free of all organic matter. It shall be accessible by either an interior or exterior hatchway, with a minimum opening of two feet by two feet, six inches.
(b) A crawl space shall have a minimum of four ventilators on the external walls, distributed on opposite sides of the building, and each opening shall be not less than five-by-twelve inches. No portion of the structure of the floor construction shall be less than thirty inches clear of the concrete slab. All openings shall be protected against rodents by one-half inch galvanized wire mesh or an equally effective material approved by the Building Inspector.
(c) Crawl spaces shall be clear of debris and have adequate drainage.
(Ord. 1992-101. Passed 1-14-92.)