Consider the following:
1. L.L. of soil
2. P.L. of soil
3. S.L. of soil
4. Annual average rainfall
5. Temperature of the soil
As per the latest IRC guidelines, the set of essential data required to determine moisture correction factor of clayey subgrade soil in Benkelman beam study would include
1
1, 2 and 4
2
1, 2, 3 and 4
3
2, 3 and 5
4
4 and 5