PROJECTOVERVIEWIntern:JacobLenzMajor:BiologicalSystemsEngineeringSchool:UniversityofNebraska-LincolnCompanyBackgroundTysonFreshMeats,thecountry’slargestbeefprocessor,wasfoundedin1935.ThisreportwaswrittenfortheTysonplantinLexington,NE.Lexingtonprocesses4,500headaday,5to6daysperweekandtheirproteinproductsaresoldworldwide.TheplantwasoneofthefirsttoshiptheirbeefproductstoChinainthesummerof2017,aftera14-yearindustrytradefreeze.ProjectDescriptionTysonFreshMeatsisdedicatedtobecomingassustainableaspossibleandrecognizesthestrainexcesswaterandenergyusagehaveontheenvironment.Thecompanyrecentlymadeaninitiativetodecreasetheirenvironmentalfootprintbyreducingtheirtotalwaterusage12%by2020.Lexingtonhasbeenontracktomeetthatgoal,howeverfurtherwaterconservationintheplantisrequiredleadingtoaportionofthisproject’sfocus.Tysonalsowantstoreducetheirwasteoutputwhichisthesecondfocusofthisinvestigation.Thepurposeofthepollutionprevention(P2)opportunitiesaretoallowTysonFreshMeatstoreducetheirwaterusage,productloss,andresourceusagewhichinturnwillprovidefinancialbenefits.PollutionPreventionBenefitsFourpollutionpreventionopportunitiesarerecommendedinthisreport.Recommendationsincludeconvertingcurrentknifesterilizerstomorewaterefficientmodels,replacingnozzlesinthecarcasswashcabinettoawatersavingsystem,purchasingnewlowflowratespraygunstoreplacethecurrentnighttimecleaningnozzles,andconvertingthecurrentbloodcollectionsystemtoanewalternative.Thecostofimplementationvariesoneachrecommendation,howeverthepotentialsavingsaresubstantialandmostrecommendationshaveapaybackperiodlessthantwoyears.Table1isasummaryofallthebenefitsofimplementingtheproposedpollutionreductionopportunities.

Table1.PollutionPreventionBenefitsP2Category AnnualCostSavings AnnualUsageSavings/Reduction

Water $30,000 94,000,000galNaturalGas $270,000 61,000MMBTUWaterPollutant $370,000 50,000lbs.PlasticWasteReduction 33,000lbs.LostProductReclamation $860,000 -CarbonDioxideEquivalent - 4,200MTCO2e

Total $1,530,000