Civil Engineering Reference
In-Depth Information
Examples 4.2 and 4.3: Node Diagrams and the CPM
Example 4.2
Draw the node diagram and perform the CPM computations for the schedule
shown next.
Activity
IPA
Duration
A
-
2
B
A
6
C
A
10
D
A
4
E
B
7
F
B, C
5
G
C, D
3
H
E, F
5
I
G, H
2
Solutions
Performing forward and backward passes yields the solution shown in
Figure4.6.ThecriticalpathisA,C,F,H,I.ActivitiesB,D,E,andGhavetotal
floats equal to 2, 13, 2, and 7, respectively.
Figure 4.6 Node diagram for example 4.2
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