Subsection 001-346-9-1 - Floor, Wall, and Ceiling Surface CharacteristicsA. Materials for indoor floor, wall, and ceiling surfaces under conditions or normal use must be: 1. Smooth, durable, and easily cleanable for areas where establishment or processing plant operations are conducted;2. Closely woven and easily cleanable carpet for carpeted areas; and3. Nonabsorbent for areas subject to moisture such as food preparation areas, walk-in refrigerators, ware-washing areas, toilet rooms. C.M.R. 01, 001, ch. 346, § 001-346-9, subsec. 001-346-9-1