concrete technology lab viva questions and answers pdf
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Hi am vivek i would like to get details on concrete technology lab viva questions and answers pdf ..My friend mukul said concrete technology lab viva questions and answers pdf will be available here and now i am living at lucknow and now i m doing m . tech structure .  thank you
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#2

CONCRETE AND ROAD LABORATORY MODEL VIVA QUESTIONS

1. Make a list of several tests on Cement?
2. Make a list of several tests in the Fine Aggregate.
3. Make a list of several tests in Coarse Aggregate
4. What do you know about NDT?
5. Make a list of the various equipment used in NDT?
6. Explain about Admixtures?
7. Is the Vicat device used?
8. Initial configuration time of OPC?
9. Final OPC configuration time?
10. Make a list of cement grades available in the market?
11. Apparatus used for the strength of cement?
12. What equipment is used to test the compressive strength of the concrete?
13. Explain about the classification of the aggregate?
14. Means of viability?
15. List the feasibility tests?
16. Is settlement value required for the RCC slab?
17. What is the segregation of concrete?
18. Make a list of the different sizes of coarse aggregates used in the concrete.
19. Equipment used to test the compressive strength of concrete?
20. Size of Concrete Cubes?
21. What is the standard value of w / c for the nominal concrete mix?
22. Concrete density?
23. No. of Cube samples required to test the Compression Strength for 100 m3 of concrete?
24. What is concrete maturity?
25. The added value of impact of material A is 15 and that of B is 35. Which is better?
26. Explain the total crushing value. How would you express?
27. The total crushing value of material A is 40 and that of B is 25. Which is better and why?
28. How is the added impact value expressed?
29. Nominal Mix vs. Design Mix?
30. How to increase the initial setting time of the concrete?
31. Explain about the influence of the W / C ratio?
32. Do you list some of the mixtures available in the market?
33. Are plasticizers used?
34. Size of the cube used to test the compressive strength of the cement?
35. Mix proportions of M30 grade concrete?
36 .. What is meant by elongation test?
Weight of the particle in larger dimensions (length) in% 1.8 times the average dimension. (Do not use a small dimension of 6.3 mm)
37. What is meant by desquamation index?
The weight of the particle in the minimum dimensions (thickness) is less than 3/5 times of the average dimensions.
38. What are the limitations of this test?
 No more than 45% for the area of use.
 No more than 30% coarse surface.
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