Dry Sausage Processing Facility



Dry Sausage Processing Facility

Preston was contracted to design and build an industrial ammonia refrigeration system for a new dry sausage processing facility.


  • Meets initial operational needs with future expansion capabilities
  • Procurement and installation of all major equipment including (58) evaporators and (5) refrigerated make-up air units
  • (2)Temperature zones: +7°F and +25°F.
  • Installation, insulation, painting and tagging of piping, tanks, and valves.
  • Engine room ventilation and ammonia detection system
  • Refrigeration system duct work
  • Drain lines
  • Sump tank and condenser water piping
  • Pressure relief system
  • Development and integration of a controls system
  • PSM planning
  • Load and start-up


  • System utilizes 70,000 lbs. of ammonia, 2,800 horsepower, and has 20” suction piping on +25 degrees Fahrenheit
  • Preston Fabrication built and installed (63) valve control stations and a custom 21,000 gallon stainless steel water tank
  • The job called for 80% of the refrigeration system to be installed within the interstitial space of the facility. This included the hanging of all refrigerated make-up air units from the ceiling.

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