Assume the following project data given in Table 2. It is required to crash the project duration from its original duration. Assume Indirect (overhead) costs are $120 per day. Draw the network diagram by using AON method Calculate the normal duration and Normal project cost Least-cost and optimum point/durations for the project. Show the relationship between time and cost Graphically

Fundamentals Of Construction Estimating
4th Edition
ISBN:9781337399395
Author:Pratt, David J.
Publisher:Pratt, David J.
Chapter10: Pricing Excavation And Backfill
Section: Chapter Questions
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  1. Assume the following project data given in Table 2. It is required to crash the project duration from its original duration. Assume Indirect (overhead) costs are $120 per day.
  2. Draw the network diagram by using AON method
  3. Calculate the normal duration and Normal project cost
  4. Least-cost and optimum point/durations for the project.
  5. Show the relationship between time and cost Graphically.

 

Activity

Preceded by

Duration (days)

Cost (Birr)

Normal

Crash

Normal

Crash

A

-

5

4

500

600

B

A

7

5

350

500

C

A

8

5

800

920

D

A

11

7

1200

1400

E

B,C

6

4

600

700

F

C

4

4

500

500

G

D,F

7

5

700

1000

H

E,F

6

5

300

420

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