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A Missouri job shop has four departments machin- ** 0.2 ing (M), dipping in a chemical bath (D), finishing (F), and plating (P)assigned to four work areas. The operations manager, Mary Marrs, has gathered the following data for this job shop as it is currently laid out (Plan A). 100s of Workpieces Moved Between Work Areas Each Year Plan A M 6 18 2 D 4 18 P Distances Between Work Areas (Departments) in Feet M D M 20 12 D P It costs S0.50 to move 1 workpiece 1 foot in the job shop. Marrs's goal is to find a layout that has the lowest material han- dling cost. a) Determine cost of the current layout, Plan A, from the data above. b) One alternative is to switch those departments with the high loads, namely, finishing (F) and plating (P), which alters the distance between them and machining (M) and dipping (D), as follows: Distances Between Work Areas (Departments) in Feet Plan B M M 20 12 D 10 4 What is the cost of this layout? e) Marrs now wants you to evaluate Plan C, which also switches milling (M) and drilling (D), below. Distance Between Work Areas (Departments) in Feet Plan C M 20 10 D 4 What is the cost of this layout? d) Which layout is best from a cost perspective? Px

A Missouri job shop has four departments machin- ** 0.2 ing (M), dipping in a chemical bath (D), finishing (F), and plating (P)assigned to four work areas. The operations manager, Mary Marrs, has gathered the following data for this job shop as it is currently laid out (Plan A). 100s of Workpieces Moved Between Work Areas Each Year Plan A M 6 18 2 D 4 18 P Distances Between Work Areas (Departments) in Feet M D M 20 12 D P It costs S0.50 to move 1 workpiece 1 foot in the job shop. Marrs's goal is to find a layout that has the lowest material han- dling cost. a) Determine cost of the current layout, Plan A, from the data above. b) One alternative is to switch those departments with the high loads, namely, finishing (F) and plating (P), which alters the distance between them and machining (M) and dipping (D), as follows: Distances Between Work Areas (Departments) in Feet Plan B M M 20 12 D 10 4 What is the cost of this layout? e) Marrs now wants you to evaluate Plan C, which also switches milling (M) and drilling (D), below. Distance Between Work Areas (Departments) in Feet Plan C M 20 10 D 4 What is the cost of this layout? d) Which layout is best from a cost perspective? Px

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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.* 9.2 A Missouri job shop has four departments-machin- ing (M), dipping in a chemical bath (D), finishing (F), and plating (P) assigned to four work areas. The operations manager, Mary Marrs, has gathered the following data for this job shop as it is currently laid out (Plan A). 100s of Workpieces Moved Between Work Areas Each Year Plan A M D P M 6 18 2 D 4 2 F 18 P Distances Between Work Areas (Departments) in Feet M D F M 20 12 D 6 10 F 4 P It costs $0.50 to move 1 workpiece 1 foot in the job shop. Marrs's goal is to find a layout that has the lowest material han- dling cost. a) Determine cost of the current layout, Plan A, from the data above. b) One alternative is to switch those departments with the high loads, namely, finishing (F) and plating (P), which alters the distance between them and machining (M) and dipping (D), as follows: Distances Between Work Areas (Departments) in Feet Plan B M D F M 20 12 D 10 4 What is the cost of this layout? c) Marrs now wants you to evaluate Plan C, which also switches milling (M) and drilling (D), below. Distance Between Work Areas (Departments) in Feet Plan C M D P M 20 10 6 D 12 4 P What is the cost of this layout? d) Which layout is best from a cost perspective? Px
Transcribed Image Text:.* 9.2 A Missouri job shop has four departments-machin- ing (M), dipping in a chemical bath (D), finishing (F), and plating (P) assigned to four work areas. The operations manager, Mary Marrs, has gathered the following data for this job shop as it is currently laid out (Plan A). 100s of Workpieces Moved Between Work Areas Each Year Plan A M D P M 6 18 2 D 4 2 F 18 P Distances Between Work Areas (Departments) in Feet M D F M 20 12 D 6 10 F 4 P It costs $0.50 to move 1 workpiece 1 foot in the job shop. Marrs's goal is to find a layout that has the lowest material han- dling cost. a) Determine cost of the current layout, Plan A, from the data above. b) One alternative is to switch those departments with the high loads, namely, finishing (F) and plating (P), which alters the distance between them and machining (M) and dipping (D), as follows: Distances Between Work Areas (Departments) in Feet Plan B M D F M 20 12 D 10 4 What is the cost of this layout? c) Marrs now wants you to evaluate Plan C, which also switches milling (M) and drilling (D), below. Distance Between Work Areas (Departments) in Feet Plan C M D P M 20 10 6 D 12 4 P What is the cost of this layout? d) Which layout is best from a cost perspective? Px
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