If a 0.7% upgrade meets a 0.65% downgrade at a summit and the permissible rate of change of grade per chain length is 0.10%, the length of the vertical curve, is
Options
A. 10 chains
B. 12 chains
C. 14 chains
D. 16 chains
Correct Answer
14 chains
More questions
1. A river training work is generally required when the river is