1
GATE CE 2023 Set 2
MCQ (More than One Correct Answer)
+1
-0
As per the Indian Roads Congress guidelines (IRC 86: 2018), extra widening depends on which of the following parameters? 
A
Horizontal curve radius
B
Superelevation
C
Number of lanes
D
Longitudinal gradient
2
GATE CE 2023 Set 1
Numerical
+1
-0
For a horizontal curve, the radius of a circular curve is obtained as 300 m with the design speed as 15 m/s. If the allowable jerk is 0.75 m/s3 , what is the minimum length (in m, in integer) of the transition curve?___________
Your input ____
3
GATE CE 2017 Set 2
Numerical
+1
-0
While aligning a hill road with a ruling gradient of 6%, a horizontal curve of radius 50 m is encountered. The grade compensation (in percentage, up to two decimal places) to be provided for this case would be ______.
Your input ____
4
GATE CE 2017 Set 1
MCQ (Single Correct Answer)
+1
-0.3
A super-elevation e is provided on a circular horizontal curve such that a vehicle can be stopped on the curve without sliding. Assuming a design speed v and maximum coefficient of side friction fmax, which one of the following criteria should be satisfied?
A
$$e\leq f_{max}$$
B
$$e\;>f_{max}$$
C
no limit on e can be set
D
$$e\;=\;\frac{1\;-\;\left(f_{max}\right)^2}{f_{max}}$$
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