Civil Engineering - Highway Engineering

26.
Curves in the same direction separated by short tangents, are called
simple circular curves
compound curves
transition curves
broken-back curves.
None of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

27.
When an up gradient of a highway meets a downgrade, the vertical curve provided, is known as
valley curve
sag curve
summit curve
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

28.
If the coefficient of friction on the road surface is 0.15 and a maximum super-elevation 1 in 15 is provided, the maximum speed of the vehicles on a curve of 100 metre radius, is
32.44 km/hour
42.44 kg/hour
52.44 km/hour
62.44 km/hour
72.44 km/hour
Answer: Option
Explanation:
No answer description is available. Let's discuss.

29.
The maximum distance of the apex of a vertical curve of length L from the point of intersection of two grades + g1%, and - g2% (g1 > g2), is
Answer: Option
Explanation:
No answer description is available. Let's discuss.

30.
The wall constructed for the stability of a back filling portion of a road on the down hill side, is known as
retaining wall
breast wall
parapet wall
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.