Question: Project management Expediting a Project Task Predecessor Normal Time Weeks Normal Cost Crash Time Crash Cost A - 4 $2000 4 - B A 4

Project management

Expediting a Project

Task

Predecessor

Normal Time Weeks

Normal Cost

Crash Time

Crash Cost

A

-

4

$2000

4

-

B

A

4

$1500

2

4500

C

A

6

5000

4

8000

D

B

2

1000

2

-

E

B

6

8000

3

10000

F

C

10

10000

7

14000

G

D

7

3500

4

5000

H

E

4

2500

2

5000

I

G,H

3

2000

2

3500

J

I,F

3

3000

1

4500

Consider the project shown above.

a)Draw the network diagram and find the critical path, time and cost for an all-normal level of project activity.

b)Calculate the crash cost-per-week assuming that all activities may be partially crashed.

c)Which tasks should be crashed to do the project in 21 weeks? What is the project cost?

d)Calculate the shortest delivery time for the project. What is the cost?

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