Highway Sheet 04
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1) Question.
Set-back distance is the distance between
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2) Question.
The minimum road width is taken
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3) Question.
The normal road width of National and State highways
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4) Question.
The normal road land width for a major district road in open area, is
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5) Question.
The normal road land width for a National or State highways, in open areas should be
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6) Question.
The minimum design speed of verious types of highways in plain terrain is the same as therulling design speed of
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7) Question.
If cross alope of a country is greater than 60%, the terrain is classified as
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8) Question.
If the corss slope of a country is 25% to 60%, the terrain is classified as
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9) Question.
If corss slope of a country is 10% to 25%, the terrain is classified as
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10) Question.
If cross slope of a country is upto 10% the terain is classified as
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11) Question.
The absolute minimum radius of curve for safe operation for a speed of 110 kmph is -
[WBPSC 18]
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12) Question.
To calculate the minimum value of ruling radius of horizontal curves in plains, the design speed is given by -
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13) Question.
For a constant value of coefficient of lateral friction, the value of required super-elevation increases with -
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14) Question.
The equilibrium superelevation required to counteract the centrifugal force fully is given by -
[where V is the speed of vehicle in kmph and R is the radius of curve in metres]
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15) Question.
On a horizontal curve if the pavement is kept horizontal across the alignment, then the pressure on the outer wheels will be -
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16) Question.
For the design of superelevation for mixed traffic conditions, the speed is reduced by -
[WBP18, JDA18]
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17) Question.
As per IRC recommendations, the maximum limit of superelevation for mixed traffic in plain terrain is -
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18) Question.
If b is the wheel track of a vehicle and h is the height of centre of gravity above road surface, then to avoid overturning and lateral skidding on a horizontal curve, the centrifugal ratio should always be -
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19) Question.
The terrain may be classified as rolling terrain if the cross slope of land is -
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20) Question.
In highway construction on superelevated curves, the rolling shall proceed from
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