1. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Group Technology Machine 1 Machine 2 Machine 3 Machine 4 Machine 5 Materials in Finished goods out Figure 7.4 One Worker, Multiple Machines

2. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Group Technology Figure 7.5 Drilling DD DD Grinding GG GG GG Milling MM MM MM Assembly AA AA Lathing Receiving and shipping L LL LL LL L (a) Jumbled flows in a job shop without GT cells

3. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Group Technology (b) Line flows in a job shop with three GT cells Cell 3 LM G G Cell 1 Cell 2 Assembly area A A L M D L L M Shipping D Receiving G Figure 7.5

4. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Department Area Needed (ft 2 ) 1. Administration3,500 2. Social services2,600 3. Institutions2,400 4. Accounting1,600 5. Education1,500 6. Internal audit3,400 Total15,000 100' 150' Office of Budget Management 364 125 Figure 7.6

5. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Office of Budget Management Trips between Departments Department123456 1. Administration— 2. Social services— 3. Institutions— 4. Accounting— 5. Education— 6. Internal audit— 365610 811 39 2 1 100' 150' 364 125

6. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Office of Budget Management   Departments 1 and 6 close together   Departments 3 and 5 close together   Departments 2 and 3 close together Figure 7.7 100' 150' 15 6 100' 150' 364 125

7. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Office of Budget Management   Departments 1 and 6 close together   Departments 3 and 5 close together   Departments 2 and 3 close together Figure 7.7 100' 150' 15 6 3 100' 150' 364 125

8. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Office of Budget Management   Departments 1 and 6 close together   Departments 3 and 5 close together   Departments 2 and 3 close together Figure 7.7 100' 150' 15 63 2 4 100' 150' 364 125

9. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Office of Budget Management 100' 150' 364 125   Departments 1 and 6 close together   Departments 3 and 5 close together   Departments 2 and 3 close together Figure 7.7 100' 150' 15 632 4

10. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Distance Measures Euclidian Distance Rectilinear Distance d AB = (x A – x B ) 2 + (y A – y B ) 2 d AB = |x A – x B | + |y A – y B |

11. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Office of Budget Management 100' 150' 364 125 Load Distance Analysis Current Plan Proposed Plan DeptClosenessDistanceDistance PairFactor, wd wd Scoredwd Score 1,231326 1,3616318 1,4531515 1,56212212 1,610220110 2,3821618 2,412211 2,511122 3,432626 3,5932719 4,521212 5,612233 ld =112 ld =82 Example 7.2

12. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Office of Budget Management 100' 150' 364 125 Figure 7.8

13. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Office of Budget Management 100' 150' 364 125 Figure 7.9

14. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Out-and-Back Warehouse Figure 7.10 DockAisle Storage area 3556427155442735564271554427

15. To Accompany Krajewski & Ritzman Operations Management: Strategy and Analysis, Seventh Edition © 2004 Prentice Hall, Inc. All rights reserved. Zone Systems Figure 7.11 Click to add title Zones Control station Shipping doors Tractor trailer Overflow Feeder lines