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Construction Management - May 2015
MU Civil Engineering (Semester 8)
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary
1 (a) What is construction Management? Explain function of construction management.
10 marks
1 (b) Details of activities of construction project are given below. Draw network. Identify critical path. Determine values of total float, free float & independent float of all activities.
Activity | A | B | C | D | E | F | G | H | I | J | K | L | M | N |
Precending Activity | -- | A | A | B | D | D | D | B | C,E | G | E,C | K | G,H | M |
Duration (days) | 5 | 2 | 6 | 12 | 10 | 9 | 5 | 9 | 1 | 2 | 3 | 9 | 7 | 9 |
2 (a) Explain, 'Time Estimates in PERT' 10 marks
2 (b) The interdependence of a job consisting of seven activities & time estimates are given in following table.
Draw Network & determine
i) Project duration corresponding to 50% probability.
ii) Probability of completing the project in 35 days.
Activity | A | B | C | D | E | F | G |
Preceding Activity | - | - | A | B | A | B | C & D |
Succeeding Activity | C & E | D & F | G | G | - | - | - |
to | 6 | 5 | 4 | 4 | 4 | 2 | 7 |
tm | 2 | 8 | 7 | 7 | 7 | 5 | 10 |
tp | 17 | 22 | 16 | 10 | 8 | 22 |
<colgroup span="8" width="85"> </colgroup>
Z | -3 | -2 | -1 | 0 | 1 | 2 | 3 |
P (%) | 0.13 | 2.28 | 15.87 | 50 | 84.13 | 97.72 | 99.87 |
3 (a) What do you understand by updating of network ? Why it is essential? Also explain the procedure of updating. 10 marks
Explain
3 (b) (1) Moblisation of Project. 10 marks3 (b) (2) Statistical Quantity Control. 10 marks
3 (b) (3) Occupational Health Hazards in construction. 10 marks
4 (a) Explain ' Time Cost Optimisation' in detail. 10 marks
4 (b) The utility data for activities of a project indicated below. Determine optimum cost & optimum duration for the project. Indirect cost is estimated as Rs 5000/-
Activity | Normal Duration (days) | Normal cost (Rs) | Crash Duration (days) | Crash Cost (Rs) |
1 – 2 | 6 | 7000 | 3 | 14500 |
1 – 3 | 8 | 4000 | 5 | 8500 |
2 – 3 | 4 | 6000 | 1 | 9000 |
2 – 4 | 5 | 8000 | 3 | 15000 |
3 – 4 | 5 | 5000 | 3 | 11000 |
4 – 5 | 7 | 8000 | 4 | 15000 |
5 (a) What are the causes of time & cost overrun in a construction project? Which methods would you suggest to control such over returns? 10 marks
5 (b) Discuss different forms of organisations with their suitability. 10 marks
6 (a) What are unique features of Construction in India? Explain in detail. 10 marks
6 (b) The following table gives the activities of a project with the details. Draw resources histogram based on EST. If only 10 labours are available, then how will ypu schedule the activities?
Activity | 1 – 2 | 1 – 3 | 2 – 3 | 2 – 4 | 3 – 5 | 4 – 5 |
Duration (days) | 8 | 8 | 8 | 4 | 9 | 6 |
Labour/ day | 4 | 6 | 5 | 3 | 6 | 5 |
Write notes on following any five
7 (a) Work breakdown structure. 10 marks7 (b) Job layout 10 marks
7 (c) L.O.B Technique. 10 marks
7 (d) Network Rules. 10 marks
7 (e) Principles of management by Henry Fayol. 10 marks
7 (f) ABC Analysis. 10 marks