Question 4
(a) Sketch to show how a baluster is fixed to the tread of a concrete stair;
(b) State three functional requirement of a wall.
(c) State three factors that affect the workability of fresh concrete.
Observation
Most candidates were able to state three functional requirements of a wall.
However, Majority of them were unable to:
- Sketch to show how a baluster is fixed to the tread of a concrete stair;
- State three factors that affect the workability of fresh concrete.
The expected response to question 4(a) and (c)is as given below:
4(a) Sketches of how a baluster is fixed to the tread of concrete stair.
