Civil Engineering Reference
In-Depth Information
The answer is “a. Activity C took 2 more days than originally planned.”
Activity C was and still is on the critical path. The increase in the duration of
activity F consumed its total float and made it critical but did not add days to
the duration of the project.
9, 15
2, 9
22, 27
B
7
E
6
K
5
21, 27
8, 15
17, 22
12, 17
27, 32
F
5
J
5
0, 2
2, 12
17, 21
32, 35
15, 20
22, 27
A
2
C
10
M
4
N
3
12, 20
20, 32
0, 2
2, 12
28, 32
32, 35
G
8
I
12
2, 6
20, 26
6, 15
12, 20
20, 32
D
4
L
6
H
9
8, 12
26, 32
17, 26
(a)
2, 9
9, 15
P
4
22, 27
B
7
E
6
K
5
2
8, 15
21, 27
17, 22
12, 17
27, 32
J
5
F
5
8
0, 2
2, 12
17, 21
32, 35
15, 20
22, 27
A
2
C
10
M
4
N
3
4
20, 32
12, 20
2, 12
28, 32
32, 35
0, 2
G
8
I
12
2, 6
20, 26
6, 15
D
4
12, 20
20, 32
L
6
26, 32
H
9
8, 12
17, 26
(b)
Figure 7.8 (a) Original schedule; (b) updating the schedule; (c) updated schedule
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