QUESTION $1$: CONCRETE

$[15$ MARKS$]$

$1\mathrm{.}1.$ Distinguish using properties between fresh and hardened concrete

$1\mathrm{.}2.$ Explain the role played by each basic concrete material in a concrete mix $.$

$1\mathrm{.}3.$ Name the specific purpose of concrete in these applications.

Resrviour,Airport runways, nuclear shields, and Roads

$1\mathrm{.}4.$ Discuss the factors that influence the bond between concrete and steel.