51. |
Tar is a by-product of __________
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Answer:
Option (a) |
52. |
Stone aggregate do not have to resist __________
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Answer:
Option (d) |
53. |
The capability of aggregate to resist more weathering action and wheel load is called __________
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Answer:
Option (c) |
54. |
If the aggregates are exceptionally strong then they are having impact value which is?
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Answer:
Option (a) |
55. |
The flakiness index for surface dressing should not exceed __________
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Answer:
Option (b) |
56. |
The sum of flakiness index and elongation index for BC should not exceed __________
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Answer:
Option (c) |
57. |
Tar is not used now because of __________
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Answer:
Option (c) |
58. |
The resistance to flow is measured by __________
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Answer:
Option (b) |
59. |
The bitumen surface becomes stiff in __________
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Answer:
Option (b) |
60. |
Which bitumen does not need heating?
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Answer:
Option (b) |