Critical-Path Analysis For Network Scheduling Page 4

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Example
Solved Example
Perform PDM calculations for the small AON network shown here. Pay special attention to the different
relationships and the lag times shown on them.
0+2=2
2
5
B (3)
4
7
SS=2
5, 7 or
(9+2-5)
0
3
3
7
7
12
A (3)
C (4)
E (5)
0
3
3
7
7
12
4 or
3 or
(4-2+3)
3
9
FF=2
D (6)
4
10
12-2=10
Criticisms to Network Techniques
-
Assume all required resources are available
Can result in large resource fluctuations
-
Ignore project deadline
-
-
Ignore project costs
Use deterministic durations
-
-
Do not consider realistic productivity factors
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