FIGURE 1.1 below is an illustration of a workshop - NSC Civil Technology Construction - 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 rec... show full transcript
Worked Solution & Example Answer:FIGURE 1.1 below is an illustration of a workshop - NSC Civil Technology Construction - Question 1 - 2016 - Paper 1
Step 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 includes using a table and chairs to reach a higher point, which poses the risk of falling or losing balance.
Step 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
This unsafe action can be rectified by utilizing a ladder or scaffolding to safely access the needed height, ensuring proper support and stability.
Step 3
Predict the consequences if the following safety equipment is not used: 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, individuals risk serious injuries from flying debris or splashes from materials like paints or solvents.
Step 4
Predict the consequences if the following safety equipment is not used: 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
Failing to use a dust mask can lead to respiratory issues, such as inhalation of harmful dust particles, which may result in long-term health problems.
Step 5
Predict the consequences if the following safety equipment is not used: 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
Not wearing safety boots can result in foot injuries from falling objects or sharp items on the ground, leading to potential fractures or cuts.
Step 6
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 a clear path is maintained to avoid tripping hazards.
Use proper lifting techniques to prevent injury, such as bending the knees and keeping the load close to the body.
Employ hoists or mechanical aids when lifting materials that exceed a certain weight to ensure safety.
Step 7
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
Skirting typically refers to a board that runs along the base of walls, while quadrant, or quarter round moulding, is a curved trim used to cover the joint between a wall and the floor. (Sketches should be provided on ANSWER SHEET.)
Step 8
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
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 the steel profile is that it is prone to rust if not treated or coated properly.
Step 10
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 to add bulk to concrete, making it more economical and stable. It helps to reduce shrinkage and deformation while ensuring a solid structure.
Step 11
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
Beneath concrete floors.
Under window sills.
At roofs or under roof coverings.
Step 12
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 essential to prevent moisture from penetrating the building, which can lead to mold growth and structural damage.
Step 13
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 a stretcher bond.
Step 14
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 projection should show the arrangement of bricks in the stretcher bond layout. (Sketch to be provided on ANSWER SHEET.)
Step 15
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.
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 represented accurately showing the intersection with the appropriate bond pattern and the brick marked with a cross. (Sketch to be provided on ANSWER SHEET.)
Step 16
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.
Clay/slate tiles.
Step 17
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 frames require regular maintenance due to susceptibility to termites and weathering.
Timber is less secure compared to steel, making it more vulnerable to burglaries.
