No. of Printed Pages : 2

ET-523(B) I

B.Tech. Civil (Construction Management) Term-End Examination December, 2011 ET-523 (B) : Operation and Maintenance of Construction Equipment

o

Time : 3 hours

Note :

Maximum Marks : 70

Answer any seven questions. All questions carry equal marks (10).

1.

(a) What are the general considerations in 5 selecting the equipment ? (b) Why do you carry out cash flow analysis for equipment?

2.

(a) What do you understand by operating 5 schedule ? What are its objectives ? (b) What are the potential health hazards on a 5 construction project ? Write measures to avoid them.

3.

(a) Describe the terms erection, dismantling and 5 shifting with reference to construction equipment. Write the precautions to be taken while performing these tasks. (b) How are downtime costs computed in 5 construction equipment ? How will you handle breakdown ?

ET-523(B)



1

P.T.O.

4.

(a) What are the criteria for replacement of equipment ? (b) What do you mean by construction target ? 5 How does it help in production rate ?

5.

What is importance of documentation in 10 maintenance of construction equipment ? List various records you would maintain along with cares to be taken. (a) (b)

7.

8.

What are maintenance schedules ? What 5 does maintenance schedule card indicate ? What are the components of a planned 5 repair and maintenance system ?

(a) What is priming ? What are the methods of 5 priming a pump? (b) What factors determine the power required 5 to lift water from a lower level to higher level ? How will you decide the power requirement for above ? (a) Distinguish between petrol engine and 5 diesel engine. (b) Explain the importance of coding of IC 5 engines. How do you code IC engines?

9.

Describe centrifugal and reciprocating 1 0 compressors with neat sketches. Also write about their maintenance.

10.

Explain the following with neat sketches. 10 (a) Ram type grout pump (b) Double acting steam hammer.

ET-523(B)

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Operation and Maintenance of Construction Equipment.pdf ...

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