Thursday, August 26, 2021

IGNOU B.Tech Civil Engineering ET-581(F) : MECHANICAL EQUIPMENT IN CONSTRUCTION June 2019 Question Paper

Indira Gandhi National Open University (IGNOU) Old Question Paper

No. of Printed Pages : 3 IET-581(F) 

B.Tech. Civil (Construction Management) I 

B.Tech. Civil (Water Resources Engineering) 

Question Paper Code: 00652 

Term-End Examination 

June, 2019 


Time : 3 hours Maximum Marks : 70 

Note : Attempt any ten questions. All questions carry equal marks. 

1. What are the different types of concrete buckets ? How would you define mass concrete ? 7 

2. List down the factors which affect the selection of a construction equipment. 7 

3. What are pile hammers and how are they rated ? Name the principal type of hammers and describe the working principle of each type. 

4. Differentiate between any one of the following : 7 

(a) Cable controlled bulldozer and Hydraulic controlled bulldozer. 

(b) Wheel mounted bulldozer and Crawler mounted bulldozer. 

5. Discuss the different types of equipment used for concreting operation with their working principle. 7 

6. Describe the role of construction equipment in speedy and economical completion of large construction projects. 7 

7. Compare the mechanism and operation of the power shovel and the dragline. Under what conditions is each machine useful ? 7 

8. Describe the mechanism of a scraper and its operation. Under what soil and valley conditions is the use of a scraper justified ? 7 

9. Classify cranes on the basis of broad construction features. Explain the application of each type and its method of operation. 7 

10. Describe the key operations involved in excavation and concreting of tunnels. 7 

11. Distinguish between cableways and ropeways. 

Describe the role of these two systems of conveying in handling 

(i) raw material for an aggregate crushing plant, and 

(ii) concrete for placement in a dam. 7 

12. Write short notes on any two of the following : 2 x 3 1/2 =7 

(a) Salvage value and book value of an equipment 

(b) Priming system for centrifugal pump 

(c) Hoes 

(d) Availability of spare parts 

(e) Butterfly valve 

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