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Transcript of Operation Managment
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Facility Capacity and LocationFacility Capacity and Location
Chapter 5, Part AChapter 5, Part AChapter 5, Part AChapter 5, Part A
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OverviewOverviewOverviewOverview
Facility PlanningFacility Planning Long-Range Capacity PlanningLong-Range Capacity Planning Facility LocationFacility Location Wrap-Up: What World-Class Companies DoWrap-Up: What World-Class Companies Do
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Facility PlanningFacility PlanningFacility PlanningFacility Planning
HOW MUCH long range capacity is neededHOW MUCH long range capacity is needed WHEN additional capacity is neededWHEN additional capacity is needed WHERE the production facilities should be locatedWHERE the production facilities should be located WHAT the layout and characteristics of the facilities WHAT the layout and characteristics of the facilities
should beshould be
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Facility PlanningFacility PlanningFacility PlanningFacility Planning
The capital investment in land, buildings, technology, The capital investment in land, buildings, technology, and machinery is enormousand machinery is enormous
A firm must live with its facility planning decisions A firm must live with its facility planning decisions for a long time, and these decisions affect:for a long time, and these decisions affect: Operating efficiencyOperating efficiency Economy of scaleEconomy of scale Ease of schedulingEase of scheduling Maintenance costsMaintenance costs … … Profitability!Profitability!
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Long-RangeLong-RangeCapacity PlanningCapacity Planning
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Steps in the Capacity Planning ProcessSteps in the Capacity Planning ProcessSteps in the Capacity Planning ProcessSteps in the Capacity Planning Process
Estimate the capacity of the present facilities.Estimate the capacity of the present facilities. Forecast the long-range future capacity needs.Forecast the long-range future capacity needs. Identify and analyze sources of capacity to meet these Identify and analyze sources of capacity to meet these
needs.needs. Select from among the alternative sources of Select from among the alternative sources of
capacity.capacity.
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Definitions of CapacityDefinitions of CapacityDefinitions of CapacityDefinitions of Capacity
In general, In general, production capacityproduction capacity is the maximum is the maximum production rate of an organization.production rate of an organization.
Capacity can be difficult to quantify due to …Capacity can be difficult to quantify due to … Day-to-day uncertainties such as employee Day-to-day uncertainties such as employee
absences, equipment breakdowns, and material-absences, equipment breakdowns, and material-delivery delaysdelivery delays
Products and services differ in production rates (so Products and services differ in production rates (so product mix is a factor)product mix is a factor)
Different interpretations of maximum capacityDifferent interpretations of maximum capacity
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Definitions of CapacityDefinitions of CapacityDefinitions of CapacityDefinitions of Capacity
The Federal Reserve Board definesThe Federal Reserve Board defines sustainable sustainable practical capacitypractical capacity as the greatest level of output that a as the greatest level of output that a plant can maintain …plant can maintain … within the framework of a realistic work schedulewithin the framework of a realistic work schedule taking account of normal downtimetaking account of normal downtime assuming sufficient availability of inputs to assuming sufficient availability of inputs to
operate the machinery and equipment in placeoperate the machinery and equipment in place
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Measurements of CapacityMeasurements of CapacityMeasurements of CapacityMeasurements of Capacity
Output Rate CapacityOutput Rate Capacity For a facility having a single product or a few For a facility having a single product or a few
homogeneous products, the unit of measure is homogeneous products, the unit of measure is straightforward (barrels of beer per month)straightforward (barrels of beer per month)
For a facility having a diverse mix of products, an For a facility having a diverse mix of products, an aggregate unit of capacityaggregate unit of capacity must be established must be established using a common unit of output (sales dollars per using a common unit of output (sales dollars per week)week)
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Measurements of CapacityMeasurements of CapacityMeasurements of CapacityMeasurements of Capacity
Input Rate CapacityInput Rate Capacity Commonly used for service operations where Commonly used for service operations where
output measures are particularly difficultoutput measures are particularly difficult Hospitals use available beds per monthHospitals use available beds per month Airlines use available seat-miles per monthAirlines use available seat-miles per month Movie theatres use available seats per monthMovie theatres use available seats per month
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Measurements of CapacityMeasurements of CapacityMeasurements of CapacityMeasurements of Capacity
Capacity Utilization PercentageCapacity Utilization Percentage Relates actual output to output capacityRelates actual output to output capacity
Example: Actual automobiles produced in a Example: Actual automobiles produced in a quarter divided by the quarterly automobile quarter divided by the quarterly automobile production capacityproduction capacity
Relates actual input used to input capacityRelates actual input used to input capacity Example: Actual accountant hours used in a Example: Actual accountant hours used in a
month divided by the monthly account-hours month divided by the monthly account-hours availableavailable
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Measurements of CapacityMeasurements of CapacityMeasurements of CapacityMeasurements of Capacity
Capacity CushionCapacity Cushion an additional amount of capacity added onto the an additional amount of capacity added onto the
expected demand to allow for:expected demand to allow for: greater than expected demandgreater than expected demand demand during peak demand seasonsdemand during peak demand seasons lower production costslower production costs product and volume flexibilityproduct and volume flexibility improved quality of products and servicesimproved quality of products and services
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Forecasting Capacity Demand Forecasting Capacity Demand Forecasting Capacity Demand Forecasting Capacity Demand
Consider the life of the input (e.g. facility is 10-30 yr)Consider the life of the input (e.g. facility is 10-30 yr) Understand product life cycle as it impacts capacityUnderstand product life cycle as it impacts capacity Anticipate technological developmentsAnticipate technological developments Anticipate competitors’ actionsAnticipate competitors’ actions Forecast the firm’s demandForecast the firm’s demand
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Other ConsiderationsOther ConsiderationsOther ConsiderationsOther Considerations
Resource availabilityResource availability Accuracy of the long-range forecastAccuracy of the long-range forecast Capacity cushionCapacity cushion Changes in competitive environmentChanges in competitive environment
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Expansion of Long-Term CapacityExpansion of Long-Term CapacityExpansion of Long-Term CapacityExpansion of Long-Term Capacity
Subcontract with other companiesSubcontract with other companies Acquire other companies, facilities, or resourcesAcquire other companies, facilities, or resources Develop sites, construct buildings, buy equipmentDevelop sites, construct buildings, buy equipment Expand, update, or modify existing facilitiesExpand, update, or modify existing facilities Reactivate standby facilitiesReactivate standby facilities
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Reduction of Long-Term CapacityReduction of Long-Term CapacityReduction of Long-Term CapacityReduction of Long-Term Capacity
Sell off existing resources, lay off employeesSell off existing resources, lay off employees Mothball facilities, transfer employeesMothball facilities, transfer employees Develop and phase in new products/servicesDevelop and phase in new products/services
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Economies of ScaleEconomies of ScaleEconomies of ScaleEconomies of Scale
Best operating levelBest operating level - least average unit cost - least average unit cost Economies of scaleEconomies of scale - average cost per unit decreases - average cost per unit decreases
as the volume increases toward the best operating as the volume increases toward the best operating levellevel
Diseconomies of scaleDiseconomies of scale - average cost per unit - average cost per unit increases as the volume increases beyond the best increases as the volume increases beyond the best operating leveloperating level
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Economies and Diseconomies of ScaleEconomies and Diseconomies of ScaleEconomies and Diseconomies of ScaleEconomies and Diseconomies of Scale
Average UnitAverage UnitCost of Output ($)Cost of Output ($)
Annual Volume (units)Annual Volume (units)
Best Operating LevelBest Operating Level
EconomiesEconomiesof Scaleof Scale
DiseconomiesDiseconomiesof Scaleof Scale
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Economies of ScaleEconomies of ScaleEconomies of ScaleEconomies of Scale
Declining costs result from:Declining costs result from: Fixed costs being spread over more and more unitsFixed costs being spread over more and more units Longer production runs result in a smaller Longer production runs result in a smaller
proportion of labor being allocated to setupsproportion of labor being allocated to setups Proportionally less material scrapProportionally less material scrap … … and other economiesand other economies
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Diseconomies of ScaleDiseconomies of ScaleDiseconomies of ScaleDiseconomies of Scale
Increasing costs result from increased congestion of Increasing costs result from increased congestion of workers and material, which contributes to:workers and material, which contributes to: Increasing inefficiencyIncreasing inefficiency Difficulty in schedulingDifficulty in scheduling Damaged goodsDamaged goods Reduced moraleReduced morale Increased use of overtimeIncreased use of overtime … … and other diseconomiesand other diseconomies
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Two General Approaches Two General Approaches to Expanding Long-Range Capacityto Expanding Long-Range Capacity
Two General Approaches Two General Approaches to Expanding Long-Range Capacityto Expanding Long-Range Capacity
All at OnceAll at Once – build the ultimate facility now and – build the ultimate facility now and grow into itgrow into it
IncrementallyIncrementally – build incrementally as capacity – build incrementally as capacity demand growsdemand grows
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Two General Approaches Two General Approaches to Expanding Long-Range Capacityto Expanding Long-Range Capacity
Two General Approaches Two General Approaches to Expanding Long-Range Capacityto Expanding Long-Range Capacity
All at OnceAll at Once Little risk of having to turn down business due to Little risk of having to turn down business due to
inadequate capacityinadequate capacity Less interruption of productionLess interruption of production One large construction project costs less than One large construction project costs less than
several smaller projectsseveral smaller projects Due to inflation, construction costs will be higher Due to inflation, construction costs will be higher
in the futurein the future Most appropriate for mature products with stable Most appropriate for mature products with stable
demanddemand
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Two General Approaches Two General Approaches to Expanding Long-Range Capacityto Expanding Long-Range Capacity
Two General Approaches Two General Approaches to Expanding Long-Range Capacityto Expanding Long-Range Capacity
IncrementallyIncrementally Less risky if forecast needs do not materializeLess risky if forecast needs do not materialize Funds that could be used for other types of Funds that could be used for other types of
investments will not be tied up in excess capacityinvestments will not be tied up in excess capacity More appropriate for new productsMore appropriate for new products
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Subcontractor NetworksSubcontractor NetworksSubcontractor NetworksSubcontractor Networks
A viable alternative to larger-capacity facilities is to A viable alternative to larger-capacity facilities is to develop subcontractor and supplier networks.develop subcontractor and supplier networks. ““Farming out” or outsourcing your capacity needs Farming out” or outsourcing your capacity needs
to your suppliersto your suppliers Developing long-range relationships with suppliers Developing long-range relationships with suppliers
of parts, components, and subassembliesof parts, components, and subassemblies Relying less on backward vertical integrationRelying less on backward vertical integration Requiring less capital for production facilitiesRequiring less capital for production facilities More easily varying capacity during slack or peak More easily varying capacity during slack or peak
demand periodsdemand periods
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Outsourcing Service FunctionsOutsourcing Service FunctionsOutsourcing Service FunctionsOutsourcing Service Functions
Building maintenanceBuilding maintenance Data processingData processing DeliveryDelivery PayrollPayroll BookkeepingBookkeeping Customer serviceCustomer service MailroomMailroom Benefits administrationBenefits administration … … and moreand more
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Economies of ScopeEconomies of ScopeEconomies of ScopeEconomies of Scope
The ability to produce many product models in one The ability to produce many product models in one flexible facility more cheaply than in separate flexible facility more cheaply than in separate facilitiesfacilities
Highly flexible and programmable automation allows Highly flexible and programmable automation allows quick, inexpensive product-to-product changesquick, inexpensive product-to-product changes
Economies are created by spreading the automation Economies are created by spreading the automation cost over many productscost over many products
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Analyzing Capacity-Planning DecisionsAnalyzing Capacity-Planning DecisionsAnalyzing Capacity-Planning DecisionsAnalyzing Capacity-Planning Decisions
Break-Even Analysis (Chapter 4 and this chapter)Break-Even Analysis (Chapter 4 and this chapter) Present-Value AnalysisPresent-Value Analysis Computer Simulation (Chapter 9)Computer Simulation (Chapter 9) Waiting Line Analysis (Chapter 9)Waiting Line Analysis (Chapter 9) Linear Programming (Chapter 8)Linear Programming (Chapter 8) Decision Tree Analysis (this chapter)Decision Tree Analysis (this chapter)
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Example: King PublishingExample: King PublishingExample: King PublishingExample: King Publishing
Break-Even AnalysisBreak-Even AnalysisKing Publishing intends to publish a book in King Publishing intends to publish a book in
residential landscaping. Fixed costs are $125,000 per residential landscaping. Fixed costs are $125,000 per year, variable costs per unit are $32, and selling price year, variable costs per unit are $32, and selling price per unit is $42.per unit is $42.
A) How many units must be sold per year to A) How many units must be sold per year to break even? B) How much annual revenue is break even? B) How much annual revenue is required to break even? C) If annual sales are 20,000 required to break even? C) If annual sales are 20,000 units, what are the annual profits? D) What variable units, what are the annual profits? D) What variable cost per unit would result in $100,000 annual profits cost per unit would result in $100,000 annual profits if annual sales are 20,000 units?if annual sales are 20,000 units?
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Example: King PublishingExample: King PublishingExample: King PublishingExample: King Publishing
Break-Even AnalysisBreak-Even Analysis
A) How many units must be sold per year to break even?A) How many units must be sold per year to break even?
Q = FC/(p-v) = $125,000/(42 – 32) = 12,500 booksQ = FC/(p-v) = $125,000/(42 – 32) = 12,500 books
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Example: King PublishingExample: King PublishingExample: King PublishingExample: King Publishing
Break-Even AnalysisBreak-Even Analysis
B) How much annual revenue is required to break even?B) How much annual revenue is required to break even?
TR = pQ = 42(12,500) = $525,000TR = pQ = 42(12,500) = $525,000
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Example: King PublishingExample: King PublishingExample: King PublishingExample: King Publishing
Break-Even AnalysisBreak-Even Analysis
C) If annual sales are 20,000 units, what are the annual C) If annual sales are 20,000 units, what are the annual profits?profits?
P = pQ – (FC + vQ)P = pQ – (FC + vQ)
= 42(20,000) – [125,000 + 32(20,000)]= 42(20,000) – [125,000 + 32(20,000)]
= 840,000 – 125,000 – 640,000= 840,000 – 125,000 – 640,000
= $75,000= $75,000
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Example: King PublishingExample: King PublishingExample: King PublishingExample: King Publishing
Break-Even AnalysisBreak-Even AnalysisD) What variable cost per unit would result in $100,000 D) What variable cost per unit would result in $100,000
annual profits if annual sales are 20,000 units?annual profits if annual sales are 20,000 units?
P = pQ – (FC + vQ)P = pQ – (FC + vQ)
100,000 = 42(20,000) – [125,000 + v(20,000)]100,000 = 42(20,000) – [125,000 + v(20,000)]
100,000 = 840,000 – 125,000 – 20,000v100,000 = 840,000 – 125,000 – 20,000v
20,000v = 615,00020,000v = 615,000
v = $30.75v = $30.75
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Decision Tree AnalysisDecision Tree AnalysisDecision Tree AnalysisDecision Tree Analysis
Structures complex multiphase decisions, showing:Structures complex multiphase decisions, showing: What decisions must be madeWhat decisions must be made What sequence the decisions must occurWhat sequence the decisions must occur Interdependence of the decisionsInterdependence of the decisions
Allows objective evaluation of alternativesAllows objective evaluation of alternatives Incorporates uncertaintyIncorporates uncertainty Develops expected valuesDevelops expected values
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Example: Good Eats CaféExample: Good Eats CaféExample: Good Eats CaféExample: Good Eats Café
Decision Tree AnalysisDecision Tree Analysis
Good Eats Café is about to build a new Good Eats Café is about to build a new restaurant. An architect has developed three building restaurant. An architect has developed three building designs, each with a different seating capacity. Good designs, each with a different seating capacity. Good Eats estimates that the average number of customers Eats estimates that the average number of customers per hour will be 80, 100, or 120 with respective per hour will be 80, 100, or 120 with respective probabilities of 0.4, 0.2, and 0.4. The payoff table probabilities of 0.4, 0.2, and 0.4. The payoff table showing the profits for the three designs is on the showing the profits for the three designs is on the next slide. next slide.
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Payoff TablePayoff Table
Average Number of Customers Per HourAverage Number of Customers Per Hour
cc11 = 80 = 80 cc22 = 100 = 100 cc33 = 120 = 120
Design A $10,000 $15,000 $14,000Design A $10,000 $15,000 $14,000
Design B $ 8,000 $18,000 $12,000Design B $ 8,000 $18,000 $12,000
Design C $ 6,000 $16,000 $21,000Design C $ 6,000 $16,000 $21,000
Payoff TablePayoff Table
Average Number of Customers Per HourAverage Number of Customers Per Hour
cc11 = 80 = 80 cc22 = 100 = 100 cc33 = 120 = 120
Design A $10,000 $15,000 $14,000Design A $10,000 $15,000 $14,000
Design B $ 8,000 $18,000 $12,000Design B $ 8,000 $18,000 $12,000
Design C $ 6,000 $16,000 $21,000Design C $ 6,000 $16,000 $21,000
Example: Good Eats CaféExample: Good Eats CaféExample: Good Eats CaféExample: Good Eats Café
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Expected Value ApproachExpected Value ApproachCalculate the expected value for each decision. Calculate the expected value for each decision.
The decision tree on the next slide can assist in this The decision tree on the next slide can assist in this calculation. Here calculation. Here dd11, , dd22, , dd33 represent the decision represent the decision
alternatives of designs A, B, C, and alternatives of designs A, B, C, and cc11, , cc22, , cc33 represent represent
the different average customer volumes (80, 100, and the different average customer volumes (80, 100, and 120) that might occur.120) that might occur.
Expected Value ApproachExpected Value ApproachCalculate the expected value for each decision. Calculate the expected value for each decision.
The decision tree on the next slide can assist in this The decision tree on the next slide can assist in this calculation. Here calculation. Here dd11, , dd22, , dd33 represent the decision represent the decision
alternatives of designs A, B, C, and alternatives of designs A, B, C, and cc11, , cc22, , cc33 represent represent
the different average customer volumes (80, 100, and the different average customer volumes (80, 100, and 120) that might occur.120) that might occur.
Example: Good Eats CaféExample: Good Eats CaféExample: Good Eats CaféExample: Good Eats Café
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Decision TreeDecision Tree
1111
(.2)(.2)
(.4)(.4)
(.4)(.4)
(.4)(.4)
(.2)(.2)
(.4)(.4)
(.4)(.4)
(.2)(.2)
(.4)(.4)
dd11
dd22
dd33
cc11
cc11
cc11
cc22
cc33
cc22
cc22
cc33
cc33
PayoffsPayoffs
10,00010,000
15,00015,000
14,00014,000
8,0008,000
18,00018,000
12,00012,000
6,0006,000
16,00016,000
21,00021,000
2222
3333
4444
Example: Good Eats CaféExample: Good Eats CaféExample: Good Eats CaféExample: Good Eats Café
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Expected Value For Each DecisionExpected Value For Each Decision
Choose the design with largest EV -- Design C.Choose the design with largest EV -- Design C.
3333
4444
dd11
dd22
dd33
EV = .4(10,000) + .2(15,000) + .4(14,000)EV = .4(10,000) + .2(15,000) + .4(14,000) = $12,600= $12,600
EV = .4(8,000) + .2(18,000) + .4(12,000)EV = .4(8,000) + .2(18,000) + .4(12,000) = $11,600= $11,600
EV = .4(6,000) + .2(16,000) + .4(21,000)EV = .4(6,000) + .2(16,000) + .4(21,000) = $14,000= $14,000
Design ADesign A
Design BDesign B
Design CDesign C
2222
1 1 1 1
Example: Good Eats CaféExample: Good Eats CaféExample: Good Eats CaféExample: Good Eats Café
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Facility Location
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A Sequence of DecisionsA Sequence of DecisionsA Sequence of DecisionsA Sequence of Decisions
National DecisionNational DecisionNational DecisionNational Decision
Regional DecisionRegional DecisionRegional DecisionRegional Decision
Community DecisionCommunity DecisionCommunity DecisionCommunity Decision
Site DecisionSite DecisionSite DecisionSite Decision
Political, social, economic stability;Currency exchange rates; . . . . .
Climate; Customer concentrations;Degree of unionization; . . . . .
Transportation system availability;Preference of management; . . . . .
Site size/cost; Environmental impact; Zoning restrictions; . . . . .
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Factors Affecting Factors Affecting the Location Decisionthe Location Decision
Factors Affecting Factors Affecting the Location Decisionthe Location Decision
EconomicEconomic Site acquisition, preparation and construction costsSite acquisition, preparation and construction costs Labor costs, skills and availabilityLabor costs, skills and availability Utilities costs and availabilityUtilities costs and availability Transportation costsTransportation costs TaxesTaxes
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Factors Affecting Factors Affecting the Location Decisionthe Location Decision
Factors Affecting Factors Affecting the Location Decisionthe Location Decision
Non-economicNon-economic Labor attitudes and traditionsLabor attitudes and traditions Training and employment servicesTraining and employment services Community’s attitudeCommunity’s attitude Schools and churchesSchools and churches Recreation and cultural attractionsRecreation and cultural attractions Amount and type of housing availableAmount and type of housing available
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Facility Types and TheirFacility Types and TheirDominant Locational FactorsDominant Locational Factors
Facility Types and TheirFacility Types and TheirDominant Locational FactorsDominant Locational Factors
Mining, Quarrying, and Heavy ManufacturingMining, Quarrying, and Heavy Manufacturing Near their raw material sourcesNear their raw material sources Abundant supply of utilitiesAbundant supply of utilities Land and construction costs are inexpensiveLand and construction costs are inexpensive
Light ManufacturingLight Manufacturing Availability and cost of laborAvailability and cost of labor
WarehousingWarehousing Proximity to transportation facilitiesProximity to transportation facilities Incoming and outgoing transportation costsIncoming and outgoing transportation costs
. . . more. . . more
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Facility Types and TheirFacility Types and TheirDominant Locational FactorsDominant Locational Factors
Facility Types and TheirFacility Types and TheirDominant Locational FactorsDominant Locational Factors
R&D and High-Tech ManufacturingR&D and High-Tech Manufacturing Ability to recruit/retain scientists, engineers, etc.Ability to recruit/retain scientists, engineers, etc. Near companies with similar technology interestsNear companies with similar technology interests
Retailing and For-Profit ServicesRetailing and For-Profit Services Near concentrations of target customersNear concentrations of target customers
Government and Health/Emergency ServicesGovernment and Health/Emergency Services Near concentrations of constituentsNear concentrations of constituents
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Some Reasons the Some Reasons the Facility Location Decision ArisesFacility Location Decision Arises
Some Reasons the Some Reasons the Facility Location Decision ArisesFacility Location Decision Arises
Changes in the marketChanges in the market ExpansionExpansion ContractionContraction Geographic shiftGeographic shift
Changes in inputsChanges in inputs Labor skills and/or costsLabor skills and/or costs Materials costs and/or availabilityMaterials costs and/or availability Utility costsUtility costs
. . . more. . . more
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Some Reasons the Some Reasons the Facility Location Decision ArisesFacility Location Decision Arises
Some Reasons the Some Reasons the Facility Location Decision ArisesFacility Location Decision Arises
Changes in the environmentChanges in the environment Regulations and lawsRegulations and laws Attitude of the communityAttitude of the community
Changes in technologyChanges in technology
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Analyzing Service Location DecisionsAnalyzing Service Location DecisionsAnalyzing Service Location DecisionsAnalyzing Service Location Decisions
Consumer BehaviorConsumer BehaviorResearchResearch
Consumer BehaviorConsumer BehaviorResearchResearch
Market ResearchMarket ResearchMarket ResearchMarket Research
Data Gathering for Data Gathering for Each Location AlternativeEach Location Alternative
Data Gathering for Data Gathering for Each Location AlternativeEach Location Alternative
Revenue Projections forRevenue Projections forEach Location AlternativeEach Location AlternativeRevenue Projections forRevenue Projections for
Each Location AlternativeEach Location Alternative
Why do customers buy ourproducts and services?
Who are our customers?What are their characteristics?
What are the economic projections?What is the time-phased revenue?
Profit Projections forProfit Projections forEach Location AlternativeEach Location Alternative
Profit Projections forProfit Projections forEach Location AlternativeEach Location Alternative
What are the projected revenuesless time-phased operating costs?
Where are our customers concentrated?What are their traffic/spending patterns?
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Analyzing Industrial Facility LocationsAnalyzing Industrial Facility LocationsAnalyzing Industrial Facility LocationsAnalyzing Industrial Facility Locations
Factors that tend to dominate the industrial-facility Factors that tend to dominate the industrial-facility location decision are:location decision are:
Transportation costsTransportation costs Labor cost and availabilityLabor cost and availability Materials cost and availabilityMaterials cost and availability Utilities costUtilities cost
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Analyzing Industrial Facility LocationsAnalyzing Industrial Facility LocationsAnalyzing Industrial Facility LocationsAnalyzing Industrial Facility Locations
Locating a Single FacilityLocating a Single Facility A simple way to analyze alternative locations is A simple way to analyze alternative locations is
conventional cost analysisconventional cost analysis Pros – ease of communication and understandingPros – ease of communication and understanding Cons – time value of money ignored and Cons – time value of money ignored and
qualitative factors not considered qualitative factors not considered Locating Multiple FacilitiesLocating Multiple Facilities
More sophisticated techniques are often used:More sophisticated techniques are often used: Linear programming, computer simulation, Linear programming, computer simulation,
network analysis, and othersnetwork analysis, and others
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Qualitative Factors in Location DecisionsQualitative Factors in Location DecisionsQualitative Factors in Location DecisionsQualitative Factors in Location Decisions
Often-important qualitative factors includeOften-important qualitative factors include HousingHousing ClimateClimate Community activitiesCommunity activities Education and health servicesEducation and health services RecreationRecreation ChurchesChurches Union activitiesUnion activities Community attitudesCommunity attitudes
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Integrating Qualitative & Quantitative FactorsIntegrating Qualitative & Quantitative FactorsIntegrating Qualitative & Quantitative FactorsIntegrating Qualitative & Quantitative Factors
Managers often wrestle with the task of trading off Managers often wrestle with the task of trading off qualitative factors against quantitative onesqualitative factors against quantitative ones
Methods for systematically displaying the relative Methods for systematically displaying the relative advantages and disadvantages, both qualitative and advantages and disadvantages, both qualitative and quantitative, of each location alternative have been quantitative, of each location alternative have been developeddeveloped
The The relative-aggregate-scoresrelative-aggregate-scores approach is one such approach is one such methodmethod
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Relative-Aggregate-Scores ApproachRelative-Aggregate-Scores ApproachRelative-Aggregate-Scores ApproachRelative-Aggregate-Scores Approach
Quantitative and Qualitative FactorsQuantitative and Qualitative Factors
Location ALocation A Location BLocation B
Econ. Wgt. Econ.Econ. Wgt. Econ. Wgt. Wgt.
FactorFactor Weight Data Score Score Data Score Score Weight Data Score Score Data Score Score
Prod.cost/tonProd.cost/ton .45.45 $65$65 .923.923 .415.415 $60$60 1.0001.000 .450.450
Transp.cost/tonTransp.cost/ton .35.35 $18$18 1.0001.000 .350.350 $21$21 .857.857 .300.300
Labor Avail.Labor Avail. .15.15 .700.700 .105.105 .500.500 .075.075
Union ActivityUnion Activity .05.05 .450.450 .023.023 .750.750 .038.038
Total ScoreTotal Score .893.893 .863.863
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Wrap-Up: World-Class PracticeWrap-Up: World-Class PracticeWrap-Up: World-Class PracticeWrap-Up: World-Class Practice
Outstanding long-range business plansOutstanding long-range business plans Long-range capacity studiesLong-range capacity studies
Justify investment on how it positions their company Justify investment on how it positions their company to capture market shareto capture market share
Facility location decisions involve worldwide search Facility location decisions involve worldwide search for sites for sites
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End of Chapter 5, Part AEnd of Chapter 5, Part A