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Building Construction Paper 2,May/June 2008  
Questions:   1 2 3 4 5   Main
General Comments
Weakness/Remedies
Strength






































Question 4

(a) Sketch the elevation of a window frame.

(b) Label he following parts in the window frame sketched in 4(a) above:
            (i) transome;
            (ii) horn;
            (iii) head frame;
            (iv) mullion;

(c ) List four ironmongery used for a wooden casement window

(d) State three functions of an external wall.
_____________________________________________________________________________________________________
OBSERVATION

Majority of the candidates were able to:
- use the ironmongery used for a wooden casement window;
-  sketch and label the window  frame in elevation.

However, few candidates were unable to state the function of an external wall.

The expected response to question 4 is as given below:

(a) and (b)

(c) Ironmongery for a wood casement window include:

  1. butt hinge
  2. casement peg stay
  3. case fastener
  4. sliding stay
  5. screw

(d) Three functions of an external wall should include:

  1. offering adequate resistance to fire
  2. resistance to damp penetration
  3. providing adequate thermal insulation
  4. providing sufficient sound insulation
  5. support of upper floors and roofs and their loading
  6. accommodation of windows and doors attractiveness at external view
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