FIGURE 1.1 below is an illustration of a workshop - NSC Civil Technology Civil Services - Question 1 - 2016 - Paper 1
Question 1
FIGURE 1.1 below is an illustration of a workshop.
1.1.1 Study FIGURE 1.1 and describe the action that is unsafe.
1.1.2 Describe how this unsafe action can be rect... show full transcript
Worked Solution & Example Answer:FIGURE 1.1 below is an illustration of a workshop - NSC Civil Technology Civil Services - Question 1 - 2016 - Paper 1
Step 1
1.1.1 Study FIGURE 1.1 and describe the action that is unsafe.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The unsafe action depicted in FIGURE 1.1 is that a person is using a table and chairs to reach a required height instead of using proper scaffolding or a ladder, which poses risks of falling or injury.
Step 2
1.1.2 Describe how this unsafe action can be rectified.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
To rectify this unsafe action, the individual should use a proper ladder or scaffolding designed for the intended height. This equipment provides stability and minimizes the risk of accidents.
Step 3
1.2.1 Face protection
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Without face protection, the worker is at risk of injury from flying debris and sparks, which can cause burns or damage to the eyes.
Step 4
1.2.2 Dust mask
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Not wearing a dust mask can lead to respiratory problems and lung damage due to inhalation of fine particles and harmful dust.
Step 5
1.2.3 Safety boots
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Lack of safety boots increases the likelihood of foot injuries from heavy objects falling or sharp objects on the ground.
Step 6
1.3 Recommend THREE safety precautions that must be adhered to when handling heavy materials.
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Ensure workers maintain a safe distance from moving materials.
Seek help to move materials that are too heavy.
Use proper lifting techniques to prevent strain and injury.
Step 7
1.4 Distinguish, by means of free-hand sketches, between skirting and quadrant (quarter round moulding).
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Free-hand sketches should illustrate skirting as a flat piece that covers the joint between the wall and the floor, whereas quadrant is a quarter-circle molding used to cover the same joint, providing a more rounded aesthetic.
Step 8
1.5.1 Identify the type of steel profile.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The steel profile shown in FIGURE 1.5 is a channel iron.
Step 9
1.5.2 Explain ONE property of the steel profile.
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
One property of channel iron is that it is resistant to bending, making it ideal for structural applications.
Step 10
1.6 Explain the purpose of stone in concrete.
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Stone is used in concrete to add bulk, making the mixture more economical. Additionally, using stone reduces the paste content, enhancing the stability of the concrete and reducing shrinkage and deformation.
Step 11
1.7 Name THREE places in a building where damp-proof course (DPC) or a damp-proof membrane should be used.
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Under windowsills.
Beneath concrete floors.
At the junction of walls and roofs.
Step 12
1.8 Give ONE reason why you will use damp-proof course (DPC) when constructing a building.
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Damp-proof course is used to prevent moisture from penetrating into the building, protecting structural integrity and preventing mold growth.
Step 13
1.9.1 Identify the bond used in the wall.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The bond used in the wall shown in FIGURE 1.9 is stretcher bond.
Step 14
1.9.2 Project and draw the end view of this wall on ANSWER SHEET 1.9.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The end view should depict the alternating arrangement of bricks as per the stretcher bond layout.
Step 15
1.9.3 On ANSWER SHEET 1.9, project and draw from the given view the plan course of a T-junction for a one-brick wall of course AA. The T-junction is attached to the wall at the brick marked with a cross.
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The T-junction should be drawn showing the one-brick wall and the branch wall connected at the marked brick.
Step 16
1.10 Name TWO materials that can be used as roof covering for buildings along the coast.
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Galvanised corrugated iron sheets.
Thatch roof covers.
Step 17
1.11 State TWO disadvantages of using timber frames instead of steel frames for windows.
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Timber requires regular maintenance and is more susceptible to environmental damage.
Timber frames can be prone to insect infestations and fungal decay, impacting durability.
