FIGURE 1.1 below is an illustration of a worker on a building site - NSC Civil Technology Woodworking - Question 1 - 2017 - Paper 1
Question 1
FIGURE 1.1 below is an illustration of a worker on a building site. Describe TWO safety precautions that the worker should follow to prevent what is happening in the... show full transcript
Worked Solution & Example Answer:FIGURE 1.1 below is an illustration of a worker on a building site - NSC Civil Technology Woodworking - Question 1 - 2017 - Paper 1
Step 1
Explain why electric cables and the wires of power tools must be checked regularly.
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Answer
Electric cables and wires must be checked regularly to prevent electric shock. Any frayed or damaged wires can expose live wires, creating a risk of electrocution or fire hazards.
Step 2
Give ONE reason why it is NOT safe to adjust a machine while the blade is in motion (turning).
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Answer
It is not safe to adjust a machine while the blade is in motion because the worker can be injured by the moving blade, leading to severe injuries or potential amputations.
Step 3
Name THREE accessories (equipment) that you need to conduct a slump test.
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To conduct a slump test, you need a slump cone, a base plate, and a measuring rod (tamping rod).
Step 4
Recommend ONE method of mixing concrete for bigger projects.
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Answer
For larger projects, a concrete mixer or machine mixed concrete is recommended, as it ensures a consistent mix and saves time compared to manual mixing.
Step 5
Choose a description from COLUMN B that matches an item in COLUMN A.
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Answer
1.6.1 L - Plywood: A finishing applied to wood to make it durable.
1.6.2 J - Hardboard: Used for dry walls and ceilings.
1.6.3 K - Corrugated iron sheeting: Can be cast into any shape when wet.
1.6.4 E - Mild Steel: Ferrous metal that corrodes easily.
1.6.5 A - PVC (polyvinyl chloride): Used for making electrical conduits.
1.6.6 G - Gypsum board: Used to make formwork.
1.6.7 H - Concrete: Mixture of cement, crushed stone and water.
1.6.8 D - DPC (damp-proof course): Prevents moisture from moving upwards on walls.
1.6.9 I - Powder coating: Applied with a spray gun as a free-flowing dry powder.
1.6.10 M - Varnish: Malleable and ductile.
Step 6
Describe ONE type of equipment that can be used to apply paint to a ceiling.
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Answer
A roller can be used to apply paint to a ceiling. It provides a smooth finish and allows for quicker coverage compared to using a brush.
Step 7
Give ONE reason for your answer to QUESTION 1.9.1.
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Using a roller is quicker than using a brush, as it covers larger areas in less time and ensures an even application of paint.
Step 8
Name the components (materials) used to close the gap/opening between the following:
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1.10.1 Floor covering: Skirting/tile skirting.
1.10.2 Wall and ceiling of a building: Cornice.
