What is the value of camber rate that should be provided in the case of WBM pavement surface in an area of heavy rainfall?

What is the value of camber rate that should be provided in the case of WBM pavement surface in an area of heavy rainfall?

• A. 1 in 30
• B. 1 in 48
• C. 1 in 60
• D. 1 in 72

 

The correct answer is option A. 1 in 30. Can you explain this answer in the comments?

Book For Transportation Engineering MCQs and Solved Question - CLICK TO VIEW