Reg. No:

MANIPAL INSTTUTE OF TECHNOLOGY (A Constituent College of Manipal University)

Manipal -576 104

SEVENTH SEMESTER B.E (CIVIL)

SEMESTER EXAMINATION

CONSTRUCTION PLANNING ORGANISATION AND EQUIPMENT (CIE 403)

(Revised Credit System)

Date: 5-12-2012

TIME: 3 Hours] [Max. Marks: 50

NOTE: 1. Answer any FIVE Full questions.

2. Any missing data may be suitably assumed.

1(a) Write a brief note on " Project life cycle phase" (04) 1(b) The following data pertain to the activities making up a project. Draw a neat network

diagram and number the events. (06)

Activity Predecessor

Activity

Activity Predecessor

Activity

Activity Predecessor

Activity

A - F C K F

B A G B,E L H,I

C - H B,E M F

D C I G,A,D,F N L,M,J,K

E A J G,A,D,F

2(a) Write a brief note on CPM Updating. (03)

2(b) Table below shows activity and time estimates. Determine slack, and locate the critical path. (07)

Activity to tm to Activity to tm tP

1-2 2 4 12 4-7 2 5 8

1-3 5 6 7 4-8 i 6 9

1-5 1 2 3 5-6 2 4 12

1-6 2 4 6 5-7 3 5 7

2-4 1 3 5 6-8 1 5 9

2-3 0 0 0 7-8 5 6 7

3-5 4 6 8 6-7 2 3 4

3(a) Define the terms: i) Earliest expected time, ii) Latest allowable occurrence time, iii) Optimistic time iv) Total float. (02)

3(b) The following data are available regarding the activities, their duration and cost for a

particular project. The indirect cost of the project is Rs 500 per week. Determine

optimum duration and minimum cost. (08)

Activity Normal duration Crash duration Normal cost Crash cost

1-2 7 5 1,000 2,000

1-3 9 5 2,000 6,000

1-4 6 4 3,000 5,600

2-5 6 3 2,000 2,900

3-5 8 6 4,000 4,500

4-5 6 5 3,500 4,100

4(a) Determine the probable cost of owning and operating a 10 Cum electrically operated

Mobile batching plant with following particulars.

Power required 15 units/hour; Life of equipment 20 years; Total cost of batching plant

including its transportation and erection is Rs 0.8 Crores. Total hours utilization of equipment

per year is 1300

Also compute what is the hiring price of equipment (06)

4(b) Compare Straight line and SOY methods of computing depreciation cost (04)

5(a) What are the financial alternatives in deciding deployment of equipment (05)

5(b) What are the costs involved in owning and operating an equipment (05)

6. Explain determinants of organization structure (10)

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