Question Paper: Construction Engineering Question Paper - May 2017 - Civil Engineering (Semester 8) - Mumbai University (MU)
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Construction Engineering - May 2017

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) Enlist the different methods of tunneling in soft soil.State the various stages in construction of tunnel along with the equipments required. Describe with neat sketches any one method. 10 marks

1(B) Discuss the advantages and disadvantages of using equipments and machineries of construction site. 10 marks

2(A) What is meant by balancing of equipment? Cycle time of power shovel of 2m3 capactiry 30 seconds. Truck of 8m3 and 12m3 are available at rate of Rs. 800 and Rs.1200/ day respectively for 10 hrs. The cycle time of 8m3 truck is 14minutes. And 12m3 trucks are 16 minutes. How do you balance the operation of shovel and truck with least idle time and minimum cost. 10 marks

2(B) What are commonly used Hauling equipments in construction industry? 10 marks

3(A) What are the different types of crushers used for production of aggregate? Describe Cone crusher with neat sketch stating components and it's working. 10 marks

3(B) Define shotcreting. What are the different methods of shotcreting? State the application of shotcreting with merits. 10 marks

4(A) What do you understand by soil stabilization? What properties of ground are improved by stone column? Discuss the ground inprovement technique by Stone column with a neat sketch stating diameter. Depth, spacing and materials of columns. 10 marks

4(B) Explain the step by step procedures of blasting in hard rock. What precautions are required to be taken during transportation and storing of blasting materials? 10 marks

5(A) What is vacuum concrete? Why is it necessary? Explain the step by step procedure of vaccum concreting with sketch.Enlist its applications. 10 marks

5(B) Write a report on visit to a construction site of a fly over bridge. Discuss mainly about equipments used and methods adopted for construction. 10 marks

Write short note any four question from Q.6(i, ii, iii, iv,v)

6(i) Jumbo Drill 10 marks

6(ii) Sand drain 10 marks

6(iii) Advance from work techniques 10 marks

6(iv) Drilling pattern 10 marks

6(v) Cladding types with suitability 10 marks

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