gantt chart

1) Develop a network activity chart, and identify the critical path for a project based on the information provided in the Gantt chart below. Draw the activity network as a Gantt chart. What is the expected duration of the project?

Activity

Expected Duration

Predecessor

A

5 days

—-

B

10 days

A

C

8 days

A

D

1 day

A

E

5 days

B, C

F

10 days

D, E

G

14 days

F

H

3 days

G

I

12 days

F

j

6 days

H, I

2) Using the information provided in the Gantt chart below, construct the project activity network using the activity-on-node (AON) methodology, and label each node. Identify the critical path and other paths through the network.

Activity

Duration

Predecessors

A

3

B

5

A

C

7

A

D

3

B, C

E

5

B

F

4

D

G

2

C

H

5

E, F, G

Activity

Duration

ES

EF

LS

LF

Slack

A

3

0

3

0

0

B

5

3

8

8

13

5

C

7

3

10

3

10

D

3

10

13

13

13

E

5

8

12

13

17

5

F

4

13

17

13

17

G

2

10

12

15

17

5

H

5

17

22

17

22

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