Question

QUESTION 1 Your company is planning to implement a construction project in a nearby town. You have identified ten (10) activities and their relationship to be carried out in order to complete the project. Table 1 and Figure 1 below show the relationship and the critical path diagram for the project. The duration to complete each activity (days) is stated below the activity. The relationship between activities is 'finish-start with no lag except for the following activities. Table 1: Relationship between activities Activity Relationship Lag (days) B/C *start-start +ve10 D/G finish-start' -Ve 8 JK finish-finish +ve 10 с A B 24 4 4 D E F 28 8 28 J G H K 4 4 24 50 Figure 1: Critical Path Diagram a) based on the project scenario above, recommend which activities need to be given full attention to make sure that the project can be completed on time. Predict the completion period based on your recommendation. Show your analysis to support your recommendation. (10 marks)

Answer 1

O A 24 0 24 24 24 8 28 sslo 5.34C 38. 46 4 50 9 60 50 24, 9 52 28,52 60, 38 GOLF 88 124 D152 (24/28/52 52 E 60 528160 602888 60, B4 52,85 64,88 441 G 48 SC 4 184 48,60 160 H 64 1844 180 881112Ff10 12 K 122 86 24 1621 7250/122 EST Activity / EFT critical path A-D-E-F-J-k LST Duration LF1 project duration : 122 days.

Go through network diagram, during forward pass: we take maximum value.

& during backward pass: we take minimum value.

The activities which requires full attention are: A,D,E,F,J,K.

Completion time for projection is 122 days.

Any doubts are welcome.