Highway Engineering - Civil Engineering Questions and Answers

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Pick up the incorrect statement from the following. The super-elevation on roads is

directly proportional to width of pavement

directly proportional to velocity of vehicles

inversely proportional to acceleration due to gravity

inversely proportional to the radius of curvature.

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The weaving length of a roadway is the distance

between the channelising islands

equal to half circumference

equal to total width of adjoining radial roads

equal to diameter of rotary.

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Road makers along roads from the edge of a kerb should not be less than

40 cm

45 cm

50 cm

55 cm

60 cm

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Traffic surveys are carried out

to know the type of traffic

to determine the facilities to traffic regulations

to design proper drainage system

all the above.

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The formula for calculating the depth of concrete pavements suggested by Goldbeck, is

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If A is the projected area of a vehicle in square metres, V is speed of the vehicles in kilometres per hour and C is a constant, then the wind resistance R to the moving vehicles, is given by

R = CAV

R = CAV²

R = CAV³

R = C²AV

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The usual width of parapet walls along Highways in hilly region, is

50 cm

60 cm

70 cm

80 cm

100 cm

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The road foundation for modern highways construction, was developed by

Tresguet

Telford

Macadam

Tresguet and Telford simultaneously

Telford and Macadam simultaneously.

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If N is deviation angle the length L of a parabolic vetical curve for overtaking sight distance S, is

Both (A) and (C)