Choices of foundation and Shallow Foundation Q1

Q.
a) Explain how the following factors influence the choice of building foundation.

i) The total loads of the building.
ii) The nature and bearing capacity of the subsoil. (10 marks)

b) Using sketches, describe three (3) types of shallow foundations suitable for domestic buildings and state the reasons. (15 marks)

(25 marks, 2013 Q1)

Bonding Joints Q2

Q.
a) 'Brick bonding must be overlapping and continuous vertical joints should be avoided.' Explain and show how to overcome the problem. (13 marks)

b) By using diagrams, describe the types of bond suitable for the following uses:

i) Retaining walls
ii) Partitions
iii) Arches and lintels (12 marks)

(25 marks, 2013 Q2)

Types of doors 2 Q3

Q.
a) Elaborate two (2) factors to be considered in deciding on the type of door for a dwelling house. (10 marks)

b) Using diagrams, explain the following types of doors:-

i) Flush door
ii) Paneled door
iii) Matchboarded door (15 marks)

(25 marks, 2013 Q3)

Staircases Q4

Q.
a) With the use of diagram, label the elements of a timber staircase. (10 marks)

b) Explain three (3) principles of the construction of domestic staircases. (15 marks)

(25 marks, 2013 Q4)

Blocks vs Bricks Q5

Q.
a) Apart from bricks, blocks are also used in the construction of walls. Explain what is a block and describe the types of blocks that are commonly used. (15 marks)

b) Explain the advantages and disadvantages of blockwork compared to brickwork. (10 marks)

(25 marks, 2013 Q5)

Variables in Concrete Mix Q6

Q.
a) State the functions of the following materials in concrete mix.

i) Cement
ii) Aggregates
iii) Water (9 marks)

b) Explain how the method of batching, placing, compacting and curing influenced the strength of concrete. (16 marks)

(25 marks, 2013 Q6)

Floor Finishes and Suitability Q7

Q.
a) Explain three (3) factors to be considered in selecting floor finishes. (9 marks)

b) Suggest and give reasons for selecting the types of floor finishes suitable for the following areas:-

i) Kitchen and toilet
ii) Bedroom
iii) Living area
iv) Car porch (16 marks)

(25 marks, 2013 Q7)