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?
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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 |
— |
||