Building Construction Paper 2, May/June. 2013  
Questions:   1 2 3 4 5   Main
General Comments







Question 4

(a) State two factors that influence the choice of a roof.

(b) Fig. 1 shows a section through a reinforced concrete slab and supporting beams. Use it to answer the following questions:

(i) Reproduce the sketch and show details of steel reinforcements in the slab and beams.
(ii) Label any four parts.


Most candidates were able to state the factors that influence the choice of a roof. However, majority of the candidates were unable to:
- reproduce the sketch to show details of steel reinforcement;
- label the parts. The expected response to question 4 is as given below:

4(a) Factors that influence the choice of a roof are:
(a) Span of the building.
(b) Loads on the roof structure.
(c) Weather/climatic conditions.
(d) Type and function of the building.
(e) Location of the building.


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