For the activity on arrow network information given below (activity durations are givenin the table under part b): a. Compute the earliest event occurrence time (TEj), the latest allowable event occurrence time (TLj), and the event slack (ESj) for all nodes/events.

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter12: Queueing Models
Section: Chapter Questions
Problem 59P
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For the activity on arrow network information given below (activity durations are givenin the table under part b):

a. Compute the earliest event occurrence time (TEj), the latest allowable event
occurrence time (TLj), and the event slack (ESj) for all nodes/events.

b. Compute the four schedule dates (ESDij, EFDij, LSDij, LFDij) and the floats
(TFij, FFij) for all activities.

10
15
20
30
40
45
50
55
60
W
65
70
75
a. Compute the earliest event occurrence time (TE;), the latest allowable event
occurrence time (TL)), and the event slack (ES;) for all nodes/events.
Transcribed Image Text:10 15 20 30 40 45 50 55 60 W 65 70 75 a. Compute the earliest event occurrence time (TE;), the latest allowable event occurrence time (TL)), and the event slack (ES;) for all nodes/events.
b. Compute the four schedule dates (ESDij, EFDij, LSDij, LFD) and the floats
(TFij, FFij) for all activities.
Node i Nodej Activity Duration ESD EFD LSD LFD TF FF
SSGGGHH8844859445859
10
10
10
15
15
20
20
25
25
30
30
35
35
40
50
50
60
65
70
10
15
20
25
30
30
35
40
60
40
45
45
50
45
55
65
65
70
65
70
70
75
75
75
S
R
A
E
d1
G
B
d2
L
K
d3
C
H
d4
J
M
d5
T
W
d6
X
N
P
V
6
4
1
4
0
1
5
0
2
1
0
5
5
0
4
3
0
2
2
0
6
6
3
2
c. Identify the activities on the critical path and the project duration.
Transcribed Image Text:b. Compute the four schedule dates (ESDij, EFDij, LSDij, LFD) and the floats (TFij, FFij) for all activities. Node i Nodej Activity Duration ESD EFD LSD LFD TF FF SSGGGHH8844859445859 10 10 10 15 15 20 20 25 25 30 30 35 35 40 50 50 60 65 70 10 15 20 25 30 30 35 40 60 40 45 45 50 45 55 65 65 70 65 70 70 75 75 75 S R A E d1 G B d2 L K d3 C H d4 J M d5 T W d6 X N P V 6 4 1 4 0 1 5 0 2 1 0 5 5 0 4 3 0 2 2 0 6 6 3 2 c. Identify the activities on the critical path and the project duration.
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