An operator shall: Except at a primitive camp, provide a bed, cot, or bunk for each individual; Ensure that each bed, cot, or bunk has a sturdy frame allowing at least 12 inches of clear space from the floor; Ensure that each individual at a primitive camp: Is provided with a sleeping bag; or Brings the individual's own sleeping bag; Provide only clean and sanitary bedding to an individual, when bedding is provided; Ensure that a clean, disinfected, vermin-free, hole-free mattress, completely covered with a clean sheet or a plastic mattress cover is provided for each individual; Ensure that a mattress is disinfected annually; Ensure that where double-deck bunk beds are used the: Clear space above the top of the lower bedding and below the bottom of the upper bunk is a minimum of 27 inches; and Distance from the top of the upper mattress to the ceiling is a minimum of 36 inches; and Except at a primitive camp, provide at least 30 square feet of floor space per occupant in sleeping areas, including space for aisles between beds.