The value of ruling gradient in plains as per IRC recommendation is
A. 1 in 12
B. 1 m 15
C. 1 in 20
D. 1 in 30
Answer:D
The value of ruling gradient in plains as per IRC recommendation is
A. 1 in 12 B. 1 m 15 C. 1 in 20 D. 1 in 30