8.1 Are buildings designed with log

8.1 Are buildings designed with logical flow for air, materials, products, equipment, personnel, and waste in minimize product contamination?8.2 Are doors, hatches, and windows properly sealed and protected (when closed); and maintained in good condition, kept clean, and closed when not in use?8.3 Are windows within or adjacent to manufacturing, handling, and storage areas made of polycarbonate, acrylic, shatterproof materials, or covered in protective film?8.4 Are walls and floors maintained in good condition, kept clean, and free of pits, cracks, and crevices?8.5 Are drains cleaned and maintained to prevent build up, odors, and pest harborage; and routinely sanitized?8.6 Are ceilings and overhead structures maintained in good condition, free of rust, peeling paint, dust, debris, cobwebs, mold, and kept clean?8.6.1 Are roof leaks identified, controlled, and fixed in a timely manner?8.6.2 Are stairs, catwalks, platforms, pipes, ducts, fixtures, and conduits located, designed, and maintained in a manner that does not contaminate food, food-packaging materials, food contact surfaces, or processing tools or equipment?8.6.3 Are construction/maintenance projects effectively managed and temporary structures (if used) designed, constructed, located, and adequately controlled in order to prevent product contamination?8.7 Is potable water (including in the form of ice or steam) readily available, of suitable temperature, and sufficient pressure to meet the needs of the operation?