The longest distance at which a driver, whose line of sight is 1.2 m above the road surface, can see the top of an object 10 cm high on the surface of road, is called
A)crossing sight distance
B)stopping or non-passing sight distance
C)over taking or passing sight distance
D)lateral sight distance

Question

Quizplus · Accepted Answer

Stopping or non-passing sight distance is the minimum distance on a road surface visible to a driver, which is crucial for allowing a vehicle to come to a stop before reaching an obstruction. This distance takes into account the time needed for a driver to perceive an obstacle, react to it, and the braking distance required to stop the vehicle safely. The scenario described fits the definition of stopping sight distance, as it involves a driver being able to see and react to a small object on the road ahead in time to stop.

The Longest Distance at Which a Driver, Whose Line of Sight