FDA Logo U.S. Food and Drug AdministrationCenter for Food Safety and Applied Nutrition
U.S. Department of Health and Human Services
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March 25, 2005

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Grade "A" Pasteurized Milk Ordinance
2005 Revision

Table of Contents

ILLUSTRATIONS

  1. Figure 1. Side Cross Section of a Gravity Flow Gutter
  2. Figure 2. Stepped Gravity Flow Gutter
  3. Figure 3. Cross Section of a Typical Gutter and Grate
  4. Figure 4. Manure Transfer to Storage
  5. Figure 5. Side Cross Section of a Convalescent Pen
  6. Figure 6. Schematic Diagram Showing Suggested Exhaust Fan Locations for a Typical Stall Dairy Barn with Gutter Grates Over Liquid Manure Storage
  7. Figure 7. Schematic Diagram Showing General Pattern of Ventilation Air Movement, Slot Inlet Design and Fan House for Pit Fans
  8. Figure 8. Bored Well with Driven Well Point
  9. Figure 9. Drilled Well with Submersible Pump
  10. Figure 10. Dug Well with Two-Pipe Jet Pump Installation
  11. Figure 11. Pumphouse
  12. Figure 12. Spring Protection
  13. Figure 13. Pond
  14. Figure 14. Schematic Diagram of a Pond Water-Treatment System
  15. Figure 15. Cistern
  16. Figure 16. Typical Concrete Reservoir
  17. Figure 17. Pit-less Adapter with Submersible Pump Installation for Basement Storage
  18. Figure 18. Clamp-on Pit-less Adaptor with Concentric External Piping for "Shallow Well" Pump Installation
  19. Figure 19. Pit-less Unit with Concentric External Piping for Jet Pump Installation
  20. Figure 20. Weld-on Pit-less Adapter with Concentric External Piping for "Shallow Well" Pump Installation
  21. Figure 21. Well Seal for Jet Pump Installation
  22. Figure 22. Well Seal for Submersible Pump Installation
  23. Figure 23. Typical Valve and Box, Manhole Covers, and Piping Installation
  24. Figure 24. Suction Feeder
  25. Figure 25. Positive Displacement Chlorinator
  26. Figure 26. Milk-to-Milk Regeneration - Homogenizer Upstream from Holding Tube
  27. Figure 27. Milk-to-Milk Regeneration - Booster Pump
  28. Figure 28. Milk-to-Milk Regeneration - Homogenizer and Vacuum Chambers Downstream from Flow-Diversion Device
  29. Figure 29. HTST System with a Magnetic Flow Meter Using a Constant Speed Centrifugal Pump and a Control Valve
  30. Figure 30. HTST System with a Magnetic Flow Meter Using an A-C Variable Speed Centrifugal Pump
  31. Figure 31. Controls for Steam Injection Pasteurizer
  32. Figure 32. Individual Compression-Type Air Supply
  33. Figure 33. Central Compression-Type Air Supply
  34. Figure 34. Individual Blower-Type Air Supply
  35. Figure 35. Individual Fan-Type Air Supply
  36. Figure 36. Rotating Mandrel Assembly
  37. Figure 37. Culinary Steam Piping Assembly for Steam Infusion or Injection
  38. Figure 38. Culinary Steam Piping Assembly for Steam Infusion or Injection (Optional Configuration)
  39. Figure 39. Culinary Steam Piping Assembly for Airspace Heating or Defoaming
  40. Figure 40. Logic Diagram: HTST Flow-Diversion Device, Divert Valve Stem
  41. Figure 41. Logic Diagram: HTST Flow-Diversion Device, Leak-Detect Valve Stem
  42. Figure 42. Logic Diagram: HTST Safety Limit Recorder-Controller
  43. Figure 43. Logic Diagram: HTST Timing Pump
  44. Figure 44. Logic Diagram: HTST Booster Pump
  45. Figure 45. Pressure Switch Setting
  46. Figure 46. Vitamin Fortification
  47. Figure 47. Decision Tree for Using pH, aw, or the Interaction of pH and aw to Determine if a Milk or Milk Product Requires Time/Temperature for Safety

TABLES

  1. Table A. Interaction of pH and aw for Control of Spores in Milk and Milk Products Pasteurized to Destroy Pathogenic Vegetative Cells and Subsequently Packaged
  2. Table B. Interaction of pH and aw for Control of Pathogenic Vegetative Cells and Spores in Milk and Milk Products not Pasteurized or Pasteurized but not Packaged
  3. Table 1. Chemical, Physical, Bacteriological, and Temperature Standards
  4. Table 2. Combinations of Causticity, Time and Temperature, of Equal Bactericidal Value, for the Soaker Tank of Soaker-Type Bottle Washers
  5. Table 3. Pasteurization Temperature vs. Time
  6. Table 4. Equipment Tests - Batch, HTST, HHST and Aseptic Processing Systems
  7. Table 5. Removal of Restrictions when Infection or High Risk of Infection is Discovered
  8. Table 6. Slot Size vs. Cattle Age
  9. Table 7. Gravity Flow Gutter Depth vs. Length for Manure from Lactating Animals
  10. Table 8. Step Height vs. Length for Stepped Gravity Flow Gutters
  11. Table 9. Work Water Volume of Various Sized Pipelines
  12. Table 10. Distance of a Well from Sources of Contamination
  13. Table 11. Example of Enforcement Procedures for Pasteurized Milk Laboratory Examinations
  14. Table 12. Example of Enforcement Procedures for Raw Milk Laboratory Examinations
  15. Table 13. Sieve Sizes and Designations
  16. Table 14. Holding Tube Length - HHST Pasteurizers - Indirect Heating
  17. Table 15. Holding Tube Length - HHST Pasteurizers - Direct Heating
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