HIGHWAY ENGINEERING QUIZ

The maximum allowable Los Angeles abrasion value for high quality surface course is

0.1

0.3

0.2

0.45

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Nagpur road plan formula were prepared by assuming

radial or star and block road pattern

radial or star and grid road pattern

rectangular or block road pattern

radial or star and circular road pattern

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On a horizontal curve if the pavement is kept horizontal across the alignment, then the pressure on the outer wheels will be

equal to the pressure on inner wheels

less than the pressure on inner wheels

more than the pressure on inner wheels

zero

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For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is

1 in 36

1 in 30

1 in 60

1 in 48

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Tyre pressure influences the

None of these

quality of surface course

total depth of pavement

both the above

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Coefficient of friction is less when the pavement surface is

smooth and wet

dry

rough

smooth and dry

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When the speed of traffic flow becomes zero,then

traffic density becomes zero whereas traffic volume attains maximum value

traffic density and traffic volume both become zero

traffic density and traffic volume both attain maximum value

traffic density attains maximum value whereas traffic volume becomes zero

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Equivalent factor of passenger car unit (PCU) for a passenger car as per IRC is

0.5

1.0

2.0

10

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The method of design of flexible pavement as recommended by IRC is

CBR method

Westergaard method

group index method

Benkelman beam method

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Which of the following methods is preferred for collecting origin and destination data for a small area like a mass business center or a large intersection ?

home interview method

return postcard method

road side interview method

license plate method

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