Question $1=38$ marks

Question $2$

$2\mathrm{.}1$ List the seven properties used for the identification of minerals.

$2\mathrm{.}2$ Discuss the possible detrimental effects of the presence of soluble salts in materials $($crushed stone$)$ intended for use in the construction of a road pavement structure.

$2\mathrm{.}3$ Discuss the possible detrimental effects of the presence of serpentine in aggregate intended for use in a concrete mix for the construction of a new river bridge.

Page $6$ of $10$

$2\mathrm{.}4$ Define the following terms:

$($a$)$ Isotropic rock

$($b$)$ Anisotropic rock

$2\mathrm{.}5$ List four indirect methods that can be used to estimate the UCS of rock.

$2\mathrm{.}6$ Define the following terms:

$($a$)$ Homogeneous strain

$($b$)$ Heterogeneous strain

$(2)$

Question $2=27$ marks

Assessment total $=65$ marks

$$ UNSIA $2024$