If ruling gradient is I in 20 and there is also a horizontal curve of radius 76 m, then the compensated grade should be
A. 3 %
B. 4%
C. 5 %
D. 6%
Answer:B
If ruling gradient is I in 20 and there is also a horizontal curve of radius 76 m, then the compensated grade should be
A. 3 % B. 4% C. 5 % D. 6%