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76. For a National or state highway super elevation is not required if the radius of horizontal curve is more than ____. |
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A. 2286 m |
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B. 1372 m |
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C. 610 m |
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D. 1981 m |
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Answer: B 1372 m |
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77. On a multiple road crossing, rotary intersection is designed to ____. |
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A. make cost economy |
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B. stop the crossing stream |
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C. make space economy |
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D. eliminate the necessity of stopping the crossing stream |
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Answer: D eliminate the necessity of stopping the crossing stream |
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78. The width of formation of a road means, the width of ____. |
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A. embankment at top |
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B. carriage way |
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C. embankment at ground level |
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D. None of the above |
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Answer: A embankment at top |
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79. Crawler type dozer would be required for construction of roads while dealing with ____. |
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A. sand |
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B. hard clay |
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C. rocky strata |
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D. loose and muddy soil |
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Answer: D loose and muddy soil |
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80. The bottom most layer of the road section that makes the dispersion of load is _____. |
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A. base course |
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B. wearing course |
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C. sub base |
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D. soil sub grade |
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Answer: D soil sub grade |