Adarsh read chapter on shear strenght of unsaturated soils in lu and likos...it must be there.

I will check it, Thank you Amiya

Adarsh refer foundation design manual book by Narayan v nayak or u can find in geosynthesis book by jwel.

Dear Adarsh

You can read these papers.

ijte.ir/pdf_4790_3e76544fa7da770d72506f38600b561e.html

www.lehigh.edu/~mepa/f/ENGR-627-Lect4.pdf

Best Regards

Dear all,

Thank you for the info. Will check on the given reference

Thank you.

Dear Adarsh

This interesting topic highlighted is explored well in recently published book about unsaturated soil mechanics.

This condition prevails in the near surface soil. There are also some correlations from penetration tests.