Question
Transportation Engineering Question on Concept of airport runway length
| The longitudinal sections of a runway have gradients as shown in the table.End to end for sections of runway (m) | Gradient (%) |
|---|---|
| 0 to 200 | +1.0 |
| 200 to 600 | -1.0 |
| 600 to 1200 | +0.8 |
| 1200 to 1600 | +0.2 |
| 1600 to 2000 | -0.5 |
| Consider the reduced level (RL) at the starting point of the runway as 100 m. | |
| The effective gradient of the runway is |
A
0.02%
B
0.35%
C
0.28%
D
0.18%
Answer
0.28%
Explanation
Solution
The correct option is (C) : 0.28%.