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Following data pertains to a construction project.
written 6.3 years ago by gravatar for teamques10 teamques10 ★ 64k modified 2.2 years ago by gravatar for sagarkolekar sagarkolekar ★ 11k

Following data pertains to a construction project.

Activity A B C D E F G
Predecessor - A - A C D, E B, C
Duration 4 2 2 2 8 6 4
Resource / Day 3 4 2 5 2 1 2

Workout the resources requirements on day to day basis. When all activities are scheduled to start at their:

1) Early dates,

2) Late dates.

Which of both schedules would you prefer?
construction management
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written 6.3 years ago by gravatar for teamques10 teamques10 ★ 64k
Activity Predecessor Duration EST EFT LST LFT Resource/ day
A - 4 0 4 4 8 3
B A 2 4 6 10 12 4
C - 2 0 2 0 2 2
D A 2 4 6 8 10 5
E C 8 2 10 2 10 2
F D, E 6 10 16 10 16 1
G B, C 4 6 10 12 16 2

Network:-

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Critical path = 10-30-50-60

Critical activity = C-E-F

Project Duration = 16 Days

EST Schedule :-

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LST Schedule :-

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I would prefer LST schedule because the no. of resource fluctuations are less as compared to that of EST schedule.
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