A priority intersection has a single-lane one-way traffic road crossing an undivided two-lane two-way traffic road. The traffic stream speed on the single-lane road is 20 kmph and the speed on the two-lane road is 50 {kmph}. The perception-reaction time is 2.5 {s}, coefficient of longitudinal friction is 0.38 and acceleration due to gravity is 9.81 {m} \/ {s}^{2}. A clear sight triangle has to be ensured at this intersection. The minimum lengths of the sides of the sight triangle along the two-lane road and the single-lane road, respectively will be

Question

A priority intersection has a single-lane one-way traffic road crossing an undivided two-lane two-way traffic road. The traffic stream speed on the single-lane road is 20 kmph and the speed on the two-lane road is 50  {kmph}. The perception-reaction time is 2.5  {s}, coefficient of longitudinal friction is 0.38 and acceleration due to gravity is 9.81  {m} \/  {s}^{2}. A clear sight triangle has to be ensured at this intersection. The minimum lengths of the sides of the sight triangle along the two-lane road and the single-lane road, respectively will be

Examsnet · Accepted Answer

Correct Answer is :  61m and 18m

GATE Civil Engineering (CE) 2018 Shift 1 Solved Paper