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41 Cards in this Set

  • Front
  • Back
HACCP stands for
Harzard Analysis Critical Control Point
HACCP Concept
-systematic approach to food saftey management
-Focus on prevention, not inspection
-should be used on food safety issues, not quality issues
-designed to minimize, not eliminate, food safety risks
-not a zero-risk system
-Principles:
-Identify
-Control
- Document the safe production of foods
3 types of food saftey hazards...
1. Biological (most common; more people affected; more deaths
2. Chemical (individuals)
3. Physical (individuals)
HACCP origins
Pillsbury, US Army Natick Labs, and NASA developed HACCP in response to food safety requirements for the production of foods for the space program
7 Principles of HACCP
1. Conduct a hazard analysis
2. Determine the CCPs
3. Establish critical limits
4. Establish monitoring systems
5. Establish corrective actions
6. Establish procedures for verification of the plan, CCPs, etc.
7. Establish record-keeping and documentation prodecures
FDA Food Safety Modernization Act 2010
-will require all facilities that manufacture, process, pack or hold food to have a HACCP or HACCP-type food safety plan/program
-FDA will have access to these plans
-FDA can prohibit operation of facilities without a food safety plan
Guidelines for Application of HACCP Principles
-Prereq. Programs (BMP,GMP, GAP)
-Education and Training
Preliminary Tasks in the Development of HACCP Plans
1. Assemble HACCP team
2. Describe the food product and its distribution
3. Describe the intended use and consumers
4. Develop a flow diagram
5. Verify flow diagram
Microbial Hazards in Raw Poultry
1. Salmonella (enteritidis & typhimurium)
2. Campylobacter
3. Clostridium perfringens
4. S. aureus
5. Listeria monocytogenes
Breeder Farm
hens produce eggs that are grown out at boiler houses for slaughter plants
Breeder Sanitation
1. Clean parent stock
2. Breeder hen management to control Salmonella enteritidis
3. Implement strict biosecurity program
4. Monitor feed/feeding equipment
5. Monitor water quality and line equipment
6. Provide personal hygeine training for breeder house employees
Hatchery Sanitation
1. Layout and design (1 way flow)
2. Egg sanitation
3. Hatchery Room/ Setter
- 99.5F low humidity (18 days)
-19th day 99.5F high humidity (3days)
-chicks hatched on 21st day
4. Biological Measures to Control Salomnella (Competitive Exclusion)
5. Ventiliation System
-cleanest rooms with highest (+) pressure
6. Biosecurity/Clean Room Procedures
7. Hatchery Room Cleanup (sanitize after ea hatch day)
8. Disinfection (sprayers/fogging)
9. Vaccination, Beak Trimming
10. Microbiological Monitoring
11. Waste Disposal
12. Transporting Chicks to Broiler House
3 ways Salmonella enteritidis contaminates broiler flocks
1. breeding stock via hatchery
2. rearing environment
3. contaminated feed
Broiler House Sanitation
1. Prep house (litter control, temp, vent)
2. Biosecurity
3. House Cleanup (inside)
4. Equipment Cleanup
Feed Mill Sanitation
1. Source of Contamination (feed, environment, equipment)
2. Specific areas of contamination
-bucket elevators (moisture accumulation in boot->microbes)
- hammer mill system (moisture accumulation)
- Rodents,birds, etc
- Employee traffic patterns
- Feed ingredient recieveing and unloading area
- equipment batch scales, mixers
- facility air handling system
- feed ingredient storage bins
- transportation vehicles
- milling/conveying/pelletizing equipment
-
Broiler Harvesting Practices
1. feed/water withdrawl period
2. present severity of brusises
3. conditions of catching birds/transport
4. disposal of dead birds
Dressing Operation Steps
1. Receiving and Weighing
2. Unloading
3. Live Hanging
4. Stunning
5. Slaughter
6. Bleeding
7. Scalding
8.Defeathering
9. Pinning
10. Singeing
11. Head Removal
12. Washing
13. Hock Cutter
14. Rehang
3 places of microbial population groups on poultry
1. flora on skin
2. transient flora on skin and feathers @ slaughter
3. contaminants to skin during processing
Microbial Mechanisms of Attachment on Poultry Carcasses
1. Rentention: bacteria are in a film of water on carcass surface

2. Entrapment: epidemis tissue is damanged allowing bacteria to penetrate and lodge

3. Adhesion: bacteria adhere to surface tissues
Hard Scald
-132-140 F
- decreases all bacterial groups (except spore formers)
- removed skin serves as a place for spoilage organisms and retains higher counts of bacteria
Soft Scald
- 123-130 F
- causes slight decrease in enterobacter
- salmonella may persist long enough to cross contaminate
-Acetic acid added to soft scald h2o reduces campylobacter and salmonella
2 Microbial problems with Mechanical Removal of Feathers
-extensive aerial dispersion of microbes in the vicinity of machines
- microbial growth in machinery(especially rubber fingers -> S. aureus)
Evisceration Operation Steps
1. Oil Sac Removal
2. Venting
3. Opening Vent
4. Draw Viscera
5. USDA Inspection
6. Removal Viscera/Giblets
7. Crop, Lungs and Trachea Removal
8. Neck Removal
9. Final Inspection
10. Bird Washer (Inside & Outside)
11. Chilling
4 Microbial Issues During Evisceration
1. automated eviscerator not properly adjusted for bird size->damage to carcass

2. Eviscerator doesn't have sufficient vacuum to removal all viscera -> fecal contamination

3. improper feed withdrawal leads to ruptured intestine and fecal cross-contamination

4. Cropper pistons not properly cleaned out -> cross contamination
Microbial Issues with Inside and Outside Bird Washers
1. chlorine or any oxidative sanitizer binds to organic matter and will not affect microbes

2. only strong acids are effective
Five Commodities that make up 75% of produce related food-borne illnesses
1. Lettuce/Leafy Greens
2. Tomatoes
3. Cantaloupe
4. Herbs
5. Green Onions
GAPs
- Good Agricultural Practices
- sanitary procedures used during crop production, harvesting, packing, and shipping to prevent or minimize produce contamination
-tell WHAT should be done
SOPs
- Standard Operation Procedures
-detailed written directions that give specific instructions on how to monitor and document each GAPs requirements
-tell HOW GAP should be accomplished
- should include written action plan, log to show activity was done
GAPs Components
- water quality
- fertilizer use
- worker health & hygeine
- field/ packing house sanitation
Vehicles of Agricultural Contamination
1. Water
2. Fertilizer
3. Sanitation and worker hygeine
Groundwater (well)
-has silt
-has iron
-usually free of human pathogens
-consistent and predictable quality
Surface water (ponds, streams)
- very susceptible to contamination by human pathogens
-quality varies drastically due to point and non point sources of contamination
Total Coliform
- bacteria present in the environment and maybe feces of human or any warm blooded animal
-if only total coliforms found it drinking water --> probably harmless
-should not be found AT ALL in drinking water
Thermo-tolerant Coliforms (fecal coliforms)
-subgroup of total coliform (E. coli, intestinal bacteria,decaying veggies and waste)
-can grow at higher temps
-
Generic E. coli
-subgroups of thermo-tolerant coliforms
-if found human pathogens might be present
GMPs
-Good Manufacturing Practices
-minimum sanitary and processing requirements to insure production of wholesale food
GMPs
-Good Manufacturing Practices
-minimum sanitary and processing requirements to insure production of wholesale food
SSOPs
-Sanitation Standard Operating Procedures
- specific sanitary actions to be taken at certain intervals before or during operations to prevent production contamination or adulteration
Operational SSOPs
ex.
-flourescent light shatter over grading line
Operational SSOPs
ex.
-flourescent light shatter over grading line
ATP Bioluminescence Testing
-surface swab test of equipment and work surfaces
-limitation:
-can't distingusih between food-soil and bacteria