Economy, asked by sadiashamim74, 6 months ago

The one of the famous Construction Engineering Company has signed an agreement with its client for building Trade Centre at the prime location of the city. The following table is indicating the name of activities with some necessary information.
Sr. No. Activity Name Activity Code Activity Time (days) Predecessors
1 Preparatory Works A 3 -
2 Excavation Works B 5 A
3 Foundation Works C 10 B
4 Column Structure Works D 12 C
5 Sloof Works E 6 C
6 Wall and Frame Works F 12 E
7 Roof Trust Works G 10 D
8 Roof (Ceilings and Tiles) Works H 17 G
9 Sanitary Works and Electrical Installations I 20 F, H
10 Plaster Works J 25 F, H
11 Floor Works K 18 I
12 Installation Works (Lamps, Glass, Doors, Windows, Switches, Outlets, Locks, Sanitation) L 15 F
13 Painting Works M 30 J, K
14 Fencing Works N 10 L
15 Complementary Works O 06 M, N

a) Using CPM, draw the network diagram for the construction of trade center carefully and calculate the values of ES, EF, LS and LF for all activities.
b) Find the critical path using float, also identify non critical activities.

Answers

Answered by dutta51
2

Answer:

ohh oh the above question is so much difficult

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