OPERATIONS MANAGEMENT IN THE SUPPLY CHAIN: DECISIONS & CASES (Mcgraw-hill Series Operations and Decision Sciences)
7th Edition
ISBN: 9780077835439
Author: Roger G Schroeder, M. Johnny Rungtusanatham, Susan Meyer Goldstein
Publisher: McGraw-Hill Education
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Chapter 13, Problem 2P
The following activities are required in starting up a new plant:
| Activity | Immediate Predecessor | Activity Time |
| A | – | 3 |
| B | – | 2 |
| C | A | 2 |
| D | B | 5 |
| E | A | 4 |
| F | C, D | 2 |
| G | E, C, D | 3 |
- a. Draw a network for this project.
- b. Make a forward and backward pass to determine ES, LS, EF, and LF.
- c. Calculate slack.
- d. Prepare a Gantt chart for this project.
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Students have asked these similar questions
For the project below, develop the network diagram, perform CPM calculations, mark the critical path, and
complete the table. Assume interruptible activities.
Activity Duration IPA
Type Rel
Lag ES
A
B
C
D
E
F
G
LO
7
8
10
4
6
2
A
A
A
C,D
E,F
SS
SS
FF
FF
2
2
EF LS LF TF FF
The following represents a project that should be scheduled using CPM:
IMMEDIATE
PREDECESSORS
ACTIVITY
A
ABCDEFGH
B-E-G-H
b. What is the critical path?
A-C-F-H
OA-D-F-H
A-D-G-H
A
A
B
C,D
D, E
F,G
Project completion time
a
LLL23312
TIMES (DAYS)
m
•WNNW:
3
2
2
3
4
4
4
4
b
5
3
3
4
11
c. What is the expected project completion time?
Note: Do not round intermediate calculations. Round your answer to 2 decimal places.
days
565
Humber Web Design Co. is organizing a new project to increase efficiency and improve relations with their clients. The project manager for this initiative has broken the project up into several parts as follows:
Activity
Activity Description
Immediate Predecessor
Activity time (days)
A
Identify Client Base
―
44
B
Develop Client Prospectus
―
35
C
Perform Design Analysis
―
46
D
Program Back End
A, B, C
43
E
Program Front End
A
27
F
Project Consolidation
D, E
36
(a) For the given project, fill in the nodes of the network diagram below.
A
E
44
27
Start
B
D
F
Finish
Time
35
43
36
Time
C
46
(b) Using the network diagram, fill in the table. Make sure that you put the values in the appropriate columns.
Activity
Earliest Start (ES)
Latest…
Chapter 13 Solutions
OPERATIONS MANAGEMENT IN THE SUPPLY CHAIN: DECISIONS & CASES (Mcgraw-hill Series Operations and Decision Sciences)
Ch. 13 - How, precisely, does project scheduling differ...Ch. 13 - How would you, after the fact, audit a project to...Ch. 13 - Prob. 3DQCh. 13 - Contrast and compare CPM and PERT as...Ch. 13 - Define the terms critical path, ES, and LF.Ch. 13 - What is the management significance of finding the...Ch. 13 - Prob. 7DQCh. 13 - What is meant by the need to make trade-offs...Ch. 13 - Why are a forward pass and a backward pass needed...Ch. 13 - What is the definition of the earliest and latest...
Ch. 13 - A public accounting firm requires the following...Ch. 13 - The following activities are required in starting...Ch. 13 - A construction project has the following network...Ch. 13 - A plant start-up is based on the following...Ch. 13 - An entrepreneur is starting a new business. The...Ch. 13 - Prob. 6PCh. 13 - Construction of a building is based on the...Ch. 13 - The professor from problem 6 is considering...
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- Humber Web Design Co. is organizing a new project to increase efficiency and improve relations with their clients. The project manager for this initiative has broken the project up into several parts as follows: Activity Activity Description Immediate Predecessor Activity time (days) A Identify Client Base ― 33 B Develop Client Prospectus ― 21 C Perform Design Analysis ― 35 D Program Back End A, B, C 47 E Program Front End A 13 F Project Consolidation D, E 11 (a) For the given project, fill in the nodes of the network diagram below. A E 33 13 Start B D F Finish Time 21 47 11 Time C 35 (b) Using the network diagram, fill in the table. Make sure that you put the values in the appropriate columns. Activity Earliest Start (ES) Latest…arrow_forwardThe project information of the project Automated Warehouse Order Picking System is presented as following. Draw a project network for this project. Compute the early and late activity times and the slack times. Identify the critical path. How many days will the project take? ID ABC D E F G H 120 90 70 80 Activity Define requirements Assign team Design hardware Code software Build & test hardware Develop patent request Test software Integrate systems Predecessor None A A B C C D E,F,G Time (days) 5 5 15 15 15 20 15 30arrow_forwardColonial State College is considering building a new multipurpose athletic complex on campus. The complex would provide a new gymnasium for intercollegiate basketball games, expanded office space, classrooms, and intramural facilities. The following activities would have to be undertaken before construction can begin. Activity A B C D E F G H IMG_A2D52FAF8F3D-1.jpeg Activity This answer has not been graded yet. A B с (c) Develop the activity schedule for the project. D Survey building site Develop initial design Obtain board approval E F G Description H Select architect Establish budget Finalize design Obtain financing 0 Hire contractor L L | (a) Draw a project network. (Submit a file with a maximum size of 1 MB.) Choose File No file chosen Immediate Predecessor Earliest Start (b) Identify the critical path. (Enter your answers as a comma-separated list.) 4 A, B с Latest Start с D, E E F, G Time (weeks) 5 5 9 Earliest Finish 13 4 7 15 11 6 9 Latest Finish 4 Slack (d) Does it appear…arrow_forward
- Draw the PDM network diagram for the following project, calculate the earliest and latest starting and finishing times for all activities, and hence calculate the total float, free float for each activity. Activity IPA Duration (WEEKS) WORKERS REQUIRED PER WEEK EQUIPMENT REQUIRED (hrs/WEEK) H ---- 10 5 8 I H 8 4 2 J H 6 8 6 K J 4 2 1 L J 2 6 2 M J 4 3 2 N I 4 2 0 O I 5 5 0 P I, J 5 6 6 Q L 5 2 0 R M 5 0 4 S N 3 0 4 T Q 3 0 0 U O, S 1 9 8 V K, R 5 14 8 W U 2 6 8 X V 3 6 8 Y P,W,X,T 8 14 8 Z Y 6 5 8 If there is a limit of 15 workers per week, smooth the workers loading using ES and LS histogram. Based on the proposed scheduling, plot the equipment loading histogram for the project. Independently of the above resource leveling, schedule the…arrow_forwardRoger Ginde is developing a program in supply chain management certification for managers. Ginde has listed a number of activities that must be completed before a training program of this nature could be conducted. The activities, immediate predecessors, and times appear in the accompanying table: a. the critical activities for the leadership training program development project are: _____ b. the project length for the leadership training program development project= __ days. c. Slack time for each of the activities is: Activity: Slack time: A ______ B ______ C ______ D ______ E ______ F ______ G ______arrow_forwardThe following activities are part of a project to be scheduled using CPM: TIME (WEEKS) 7 6 ACTIVITY IMMEDIATE PREDECESSOR A BCDEFG O A-C-D-E-G O A-B-E-G O A-C-D-F-G O A-B-D-F-G AACB A Number of weeks A b. What is the critical path? B, D D E, F 24346 c. How many weeks will it take to complete the project?arrow_forward
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