Question 1
(a) Describe each of the following types of building:
- Residential building;
- Educational building.
(b) State one use of a the following excavating machines
- Back acter;
- Face shovel;
- Bulldozer.
Observation
Majority of the candidates were able to:
- describe the residential and educational building;
However, a good number of them failed to state the uses of the following excavating machines:
- Back acter;
- Face shovel;
- bulldozer.
(c ) sketch an isometric view of a spirit level.
The expected response to question 1 is as given below:
1.(a) Description of each of the following types of building:
- Residential building:
This is a building in which sleeping accommodation is provided for normal residential purpose with or without cooking or dining or both facilities.
- Educational building:
- This includes any building used for school, college or day-care purposes for more than eight hours per week involving assembly for instruction, education and recreation.
- This is an accommodation provided for teaching and learning.
(b) Uses of the following excavating machines:
- Backacter: It is used for excavating foundation trenches.
- Face shovel is used to:
- excavate above its own tract or wheel level:
- dig soft or reasonably hard materials including soft earth;
- load excavated soil to a tipper truck.
- Bulldozer:
- used for shallow excavation;
- used to push large quantities of soil/sand, rubbles during construction;
- used for providing reasonable level ground on site.
(c) An isometric sketch of a spirit level:
Spirit level