The details of the activities of a construction project are given belo

Question

The details of the activities of a construction project are given below.

Activity Identification	Immediate Predecessor	Duration (days)
A	-	14
B	A	15
C	B	25
D	A	20
E	D	12
F	A	9
G	F	21
H	G	24
I	C	16
J	B, I	18
K	H	20
L	K	6
M	E	8
N	J, C	7
P	M, G	10

Construct a project network diagram for this problem, determine the critical path and state the expected project completion time and total float.

14 May 2025

Answer :

Word Count : 1232

Let's analyze the given construction project activities and their dependencies step-by-step to create the network diagram, find the critical path, project completion time, and total float.

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### Step 1: List activities, predecessors, and durations

| Activity | Predecessor(s) | Duration (days) |
| -------- | -------------- | --------------- |
| A | - | 14 |
| B | A | 15 |
| C | B | 25 |
| D | A | 20 |
| E | D | 12 |
| F | A | 9 |
| G | F | 21 |
| H | G | 24 |
| I | C | 16 |
| J | B, I | 18 |
| K | H | 20 |
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