Highway Engineering
In case of summit curves, the deviation angle will be maximum when

an ascending gradient meets with a descending gradient
an ascending gradient meets with a level surface
a descending gradient meets with another descending gradient
an ascending gradient meets with another ascending gradient

ANSWER DOWNLOAD EXAMIANS APP

Highway Engineering
A traffic rotary is justified where

when traffic volume is less than 500 vehicles per hour
when traffic volume is more than 5000 vehicles per hour
number of intersecting roads is between 4 and 7
space is limited and costly

ANSWER DOWNLOAD EXAMIANS APP

Highway Engineering
With increase in speed of the traffic stream, the maximum capacity of the lane

decreases
first increases and then decreases after reaching a maximum value at optimum speed
increases
first decreases and then increases after reaching a minimum value at optimum speed

ANSWER DOWNLOAD EXAMIANS APP