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 above project based on the following constraints: 14 workers per week and 14 equipment hours per week. What would be the total project completion time?

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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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

 

  1. 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.
  2. Independently of the above resource leveling, schedule the above project based on the following constraints: 14 workers per week and 14 equipment hours per week. What would be the total project completion time?
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