Section 001-352-II - PLANT CONTROL AND DESIGNA. Adequate ventilation shall be provided to eliminate objectionable odors and vapors, including steam, and constructed in such a manner as to avoid possible airborne contamination.B. Processing room floors shall be graded to a trapped drain to allow for complete runoff of liquids.C. Toilet sever lines shall be separate from other drainage lines to a point outside the building.D. Metal is recommended for floor drains, but other suitable materials may be used.E. Furnace room shall be separate from the processing area.F. Separate handwashing sink shall be provided in the processing area, operated by a foot treadle.G. Holding pens must be clean and maintained in an sanitary manner.H. Floors, walls, and ceilings shall be constructed so as to be readily cleanable and shall be kept clean and in good repair.I. Fixtures, ducts, pipes shall not be suspended over working areas in a manner whereby drip may contaminate foods, raw materials or equipment.J. Operations which may cause cross-contamination with bacteria, molds, toxic, chemicals, filth, or the like shall be separated by partitions or located in different parts of the plant.K. Adequate lighting shall be provided where food or food ingredients are stored, processed or examined, where equipment or utensils are washed, and in handwashing areas, dressing and locker rooms and toilets.L. Light bulbs, fixtures, skylights, or other glass suspended over exposed food in any step of preparation, shall be of the safety type or otherwise protected to prevent food contamination in case of breakage.M. Adequate screening, where necessary, shall be provided to exclude birds, dogs, flies and other vermin and rodents.N. The grounds of the outer building or buildings shall be reasonably clean and well drained, free from any materials or conditions that create rodent, bird and or insect harborages and free from other nuisances and sources of contamination.01-001 C.M.R. ch. 352, § II