Question 1

The stopping sight distance of a vehicle moving with 45kmph and having a coefficient of friction as 0.4 is?

Accepted Answer

ssd=0.278vt+v²/254f

Question 2

The stopping sight distance does not depend on ___________

Accepted Answer

xplanation: ssd=0.278vt+v²/ (254f)

Question 3

The SSD is based on ___________

Accepted Answer

xplanation: the ssd is based on piev theory, it is the theory that estimates the time taken to perceive and react.

Question 4

The reaction time considered in SSD is ___________

Accepted Answer

the reaction time considered in ssd unless and until specified is 2.5 sec; it is based on piev theory.

Question 5

The desirable relationship between OSD and length of overtaking zone is ___________

Accepted Answer

the minimum length of the overtaking zone is 3 times of osd, but desirable is 5 times of osd.

Quiz 1: Road Design and Safety Standards: Camber, Slope, Width, and Distance Requirements

The stopping sight distance of a vehicle moving with 45kmph and having a coefficient of friction as 0.4 is?