| 1. | A gradient at which no tractive force is required to maintain constant speed by a vehicle ? | |
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average gradient
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limiting gradient
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exceptional gradient
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floating gradient
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Report Question| 2. | For jeepable roads, the width of pavement adopted is ? | |
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3 m
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3.75 m
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5 m
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5.5m
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| 3. | In hill roads, minimum sight distance required is ? | |
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stopping sight distance
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passing sight distance
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braking distance
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none of these
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| 4. | In snow-bound sections, the super-elevation on roads should not be more than ? | |
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7 %
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8 %
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9 %
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10 %
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| 5. | A wall constructed to retain the earth from slippage on the hill side of the roadway is called ? | |
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breast wall
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retaining wall
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parapet wall
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none of these
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| 6. | The design capacity is also known ? | |
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basic capacity
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theoretical capacity
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practical capacity
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possible capacity
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| 7. | The parapet walls are usually required on the valley side of the roadway, in order to ? | |
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retain the earth from slippage
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properly guide the vehicles to the roadway
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provide a good drainage system
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keep the road dry
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| 8. | The natural soil on which the pavement rests and to which the entire load of structure is ultimate transferred, is known as the of road ? | |
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base of road
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sub-base of road
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sub-grade of road
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all of these
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| 9. | To prevent the development of excessive compressive stresses in the concrete pavements as a salt of expansion caused by increase in temperature, the type of transverse joint provided is expansion joint ? | |
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construction joint
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contraction joint
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expansion joint
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all of these
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| 10. | The wearing course in the case of flexible pavements consist of ? | |
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hard well burnt clinker
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broken stone and granular material mixed with tar
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a mixture of bituminous material and aggregate
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all of the above
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