Answer four (4) questions out of six (6) questions.

Question 1

Painting works for wood substrates and wall substrates are different. As a painting

company representative, you are required to guide your buyers regarding the surface

preparation prior to finishing coat for both wood substrates and wall substrates. Explain

to them the preparations before painting, painting materials and painting works for both

wood substrates and wall substrates (25 marks)

Question 2

Granite, sandstone and limestone are commonly used in construction industry with its

physical characteristics of textures, integrity, quality and elegance. However, the

maintenance for granite, sandstone and limestone are different from ceramic tiles.

Explain the maintenance methods for Granite, sandstone and limestone.

(25 marks)

Question 3

a) Plastic is one of the significant building materials in construction industry. State five

(5) building construction products of plastic. (5 marks)

b) Your client intends to use PVC plastic pipes for his internal and external piping

system in his new bungalow. As a Quantity Surveyor, advise your client on a suitable

decision for this internal and external piping system. Provide five (5) supporting

reasons for internal piping system and three (3) reasons for external piping system to

support your decision. (20 marks)

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Question 4

a) Concrete is a mixture of cement, sand, aggregate and water. Mixture of cement, sand

and water is called cement mortar. Why builders tend to use concrete and rebar but

not cement mortar and rebar to construct building elements? (10 marks)

b) As a site supervisor, you had ordered 40 m3 ready mixed concrete grades 20 to

construct a first floor slab in your construction project. Unfortunately, the ready mixed

concrete you ordered is lack of 0.8 m3 due to a high wastage done by your workers.

As a site supervisor, what will you do in order to finish your work on time? (5 marks)

c) Explain five (5) factors affecting concrete strength and workability. (10 marks)

Question 5

a) Draw an annotated diagram of the classifications of ferrous metal. (6 marks)

b) Explain three (3) differences of cast iron and stainless steel. (9 marks)

c) Briefly explain the application of non ferrous metal in construction indsutry.

(10

marks)

Question 6

a) Give the types of timber and explain the functions and properties. (15 marks)

b) Suggest five (5) methods to cure the defects on timber. (10 marks)

END OF QUESTION PAPER

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