Q. Ruling gradient for mountainous terrain is:
Solution:
Recommended Gradient As per IRC
- Plain or Rolling Terrain
Ruling gradient:- 1 in 30 (3.3%).
Limiting gradient:- 1 in 20 (5%).
Exceptional gradient:- 1 in 15 (6.7%). - Mountainous Terrain
Ruling gradient:- 1 in 20 (5%).
Limiting gradient:- 1 in 16.7 (6%).
Exceptional gradient:- 1 in 14.3 (7%). - Steep Terrain
Ruling gradient:- 1 in 16.7 (6%).
Limiting gradient:- 1 in 14.3 (7%).
Exceptional gradient:- 1 in 12.5 (8%).
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