Question $1$:

Discuss why higher FS values are recommended for short$-$term stability in comparison to long$-$term stability of slopes?

$($Value: $7$ marks$)$

Question $2$:

Standard penetration tests $($SPT$)$ and cone penetration tests $($CPT$)$ are both used in geotechnical engineering practice. Which one of these methods is commonly used for testing sandy soils? Provide reasons.

$($Value: $7$ marks$)$

Question $3$:

With a practical example explain when you would design a foundation using undrained shear strength parameters? How do you determine the undrained shear strength both in the laboratory and in the field? What are strengths and limitations of these testing techniques?

$($Value: $7$ marks$)$

Question $4$:

When do you prefer to use the $$ method in comparison to the $$ or $$ method for estimation of the load carrying capacity of single piles?

$($Value: $7$ marks$)$

Question $5$:

Briefly explain the engineering significance of the following terms a$)$ Active Zone in Expansive soils; and b$)$ Negative skin friction in pile foundations

$($Value: $7$ marks$)$