| 1. | A track of width 1 to 1.2 m constructed along the selected alignment to facilitate access to the area for inspection and detailed survey is known as ? | |
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trace out
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inspection trace
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terrain
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all of these
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Report Question| 2. | In India, a curve is expressed in terms of angle in degrees subtended to the centre by an arc .............. radius ? | |
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25 m
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30 m
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60 m
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45 m
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| 3. | The Central Road Research Institute is controlled by ................... Ministry ? | |
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Finance
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Science and Technology
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Planning
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Shipping and Transport
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| 4. | Summit curves are required to be introduced at the situations where ? | |
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a positive grade meets a negative grade
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a positive grade meets another milder positive grade
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a negative grade meets a steeper negative grade
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all of the above
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| 5. | The shape of a vertical curve is ? | |
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parabolic
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spiral
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elliptical
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any of these
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| 6. | According to Telford ? | |
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the size of stone at the centre varied from 160 mm to 200 mm and gradually decreased 75 mm to 125 mm towards the haunches
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the central 6 metre width of the road was covered with two layers of stones about 100 and 50 mm respectively
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the size of stone used was of 63 mm diameter
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all of the above
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| 7. | In the absence of super-elevation on road along curves, pot holes are likely to occur at the ................ of the road ? | |
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centre
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outer edge
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inner edge
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both edge
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| 8. | The thickness of base, in no case, should be more than ? | |
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10 cm
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15 cm
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20 cm
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30 cm
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| 9. | The Indian Roads and Transport Development Association (I.R.T.D.A.) was set up in ? | |
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1927
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1934
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1947
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1951
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| 10. | National Highways Act, 1956 came into force from ? | |
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15th April, 1957
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15th April, 1958
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15th April, 1960
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15th April, 1963
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