Highway-pavements Questions Set 1:
What is medium curing bitumen fluxed with?
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How far is the stopping post located from the start of the overtaking zone?
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The transverse slope provided to the pavement to drain water is called?
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The roughness index of the shoulder is _____ the roughness index of the pavement.
Solution:
The best cross-sectional shape for tunnels in non-cohesive soils is
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The material used to construct rigid pavements is
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If the modulus of subgrade reaction of a standard plate of 30 cm diameter is 16 kg/cm², the value of the modulus of subgrade reaction for a standard plate of 75 cm diameter is:
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The variation of rigidity factor for a tyre pressure is stated as:
Solution:
Estimate the basic capacity of a traffic lane at a speed of 60 kmph and assume the following :
All vehicles are of average length of 6.1 metres
Average reaction time is 2.5 seconds
Coefficient of longitudinal friction is 0.35
No gradient.
Solution:
Consider the following statements about cement concrete pavements:
I. Warping stresses in cement concrete pavements are caused by the seasonal variation in temperature.
II. Tie bars are generally provided across transverse joints of cement concrete pavements.
Which of the above statements are correct?
Solution:
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