QUESTION $1[20$ MARKS$]$

a$)$ The construction industry has relied on the age$-$old traditional methods of $2$D plans. The industry was not been able to adapt to the changes in new methodologies. Some of the current problems faced by the construction industry are inefficiency, poor coordination, poor value of money and clashes on site. Explain how BIM can address the issues and problems faced by the construction industry as mentioned above.

$[10$ marks$]$

b$)$ A concrete frame is a common form of structure that forms the structural skeleton of a building which typically comprise of floor, roof, wall, beam, column and so on$.$ Explain the types of concrete and its usage in building construction.

$[10$ marks$]$