Case Study Reducing Project Duration
Case Study Reducing Project Duration
Case Study Reducing Project Duration
Tia Santika
Timothy
Varian
Windhi
Zahrana
Case Study Brief
Issues
About the company Issues Initiatives to solve issues
TPS, located in Hyderabad, one of the For the past few years, financial The COO, Sudheer Gupta, conduct In-
premier software companies in India. performance has been poor due to depth analysis of existing network
ineffective control mechanism for huge model and recommended critical
Started in 2012 by a small group of complex projects path method (CPM) technique to be
enthusiastic software engineers and implemented in on-going projects to
management executives control project delays and improve
profits of the company
The firm provided a range of project
services in IT to domestic and
international clients
Project Information
Steps in critical path analysis method
A,10
I,7
H,5 I,5
Steps in critical path analysis method
ES EF ES EF ES EF
B,8 C,6 D,6
LS LF LS LF LS LF
ES EF
A,10
LS LF
ES EF ES EF ES EF
E,12 F,15 G,10
LS LF LS LF LS LF
ES EF
J,7
LS LF
ES EF ES EF
H,5 I,5
LS LF LS LF
ES: Earliest time activity can start ES: Earliest time + duration of activity
LS: Latest time activity can start EF: Latest finish time – duration of activity
without delaying the project
TPS project critical path analysis (Normal duration)
10 18 18 24 24 30
B,8 C,6 D,6
17 25 25 31 31 37
0 10
A,10
0 10
10 22 22 37 37 47
E,12 F,15 G,10
10 22 22 37 37 47
47 54
J,7
47 54
22 27 27 32
H,5 I,5
37 42 42 47
Total project duration under normal condition is equal to sum of duration of each activity = 54-week
Total project cost under normal condition is equal to sum of cost of each activity = $ 101,000
Steps in critical path analysis method
10 18 18 24 24 30
B,8 C,6 D,6
17 25 25 31 31 37
0 10
A,10
0 10
Slack: 0 10 22 22 37 37 47
E,12 F,15 G,10
10 22 22 37 37 47
Slack: 0 Slack: 0 Slack: 0 47 54
J,7
47 54
22 27 27 32 Slack: 0
H,5 I,5
37 42 42 47
The critical path is A – E – F – G – J and this path is the longest path of the network diagram out
of the three paths to complete the project
Compressing project schedule