BUILDING CONSTRUCTION MANAGEMENT And CONTROL

Question 1: (4 Marks)

· Draw the following network using Precedence Diagram Method and determine the critical path(s); PDMin; Total Float for each activity considering the following data:

Activity Depends on Duration (days)
A — 6
B — 5
C — 6
D A 5
E A,B 8
F B 3
G E 6
H G 8
I F 9
J C,E 7
K J,H 6

Question 2: (4 Marks)

· Draw the following network using Precedence Diagram Method and determine the PDMin; Total Float; and draw the Bar-chart considering the contract duration = 30 days with the following data:

Activity Depends on Duration (days)
A — 3
B — 4
C A 3
D A 4
E B 8
F A, B 3
G B 6
H D, G 7
I F 2
J H, I 10

Question 3: (4 Marks)

The following table illustrates the activities of a small project:

Activity Duration
(Days)

Depends On
A 10 —
B 3 A & F
C 7 G
E 5 A & G
F 11 —
G 10 J
H 9 E & I & B
I 4 C
J 6 —
K 5 B
It is required to:

· Draw Activity On Node “AON” Network;

· Calculate ES, EF, LS, LF for each activity;

· Highlight and Write the Critical Path;

· Find activity total float;

· Find activity free float.

Question 4: (4 Marks)

Activity Depend On Duration
C — 6
A — 7
B — 8
D A & B 9
G C 6
E C 5
H B & C 7
F E & H 10
Given a small project as shown in table:

It is required to:

· Draw (PDM) network;

· Calculate activity times;

· Find project duration;

· Locate critical path;

· Find total float of each activity;

· Find free float of each activity;

· Convert to (ADM) network.

Question 5: (4 Marks)

Given a list of activities for a small project as shown in the following table:

Activity Duration (days) Early Start Early Finish Late Start Late Finish Total Float Free Float
A 0 5 0
B 5 11 0
C 11 13 6
D 0 4 1
E 4 7 4
F 11 19 0
G 19 20 0

It is required to:

· Complete the missing data in the table; and

· Draw The Activity-On-Node network, assuming that any relationship you need is FS=0

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