LOADING
Question
In revised CBR design method recommended by the IRC for the design of flexible pavement, the total thickness depends upon
A.
Only the CBR value of the soil
B.
The CBR value of the soil and the magnitude of wheel load
C.
The CBR value of the soil and the cumulative standard axle loads
D.
The CBR value of the soil and number of commercial vehicles passing per day
Answer ( Option C)

The CBR value of the soil and the cumulative standard axle loads

Solution

In revised CBR design method recommended by the IRC for the design of flexible pavement, IRC has provided charts for different CBR in which relation between pavement thickness and cumulative traffic axle is given.

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