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1.1 Choose a description from COLUMN B that matches an item in COLUMN A - NSC Civil Technology Construction - Question 1 - 2020 - Paper 1
Question 1
1.1 Choose a description from COLUMN B that matches an item in COLUMN A. Write only the letter (A-K) next to the question numbers (1.1.1 to 1.1.8) in the ANSWER BOOK... show full transcript
Worked Solution & Example Answer:1.1 Choose a description from COLUMN B that matches an item in COLUMN A - NSC Civil Technology Construction - Question 1 - 2020 - Paper 1
Step 1
Step 2
1.2 Explain ONE advantage of galvanising.
Answer
One advantage of galvanising is that it provides corrosion resistance to metal surfaces. By coating the metal with a layer of zinc, it forms a protective barrier against moisture and oxygen, which are the primary causes of rust. This increases the lifespan of the metal components, ensuring durability and reducing maintenance costs.
Step 3
1.3 Name the document on hazardous chemical substances which the OHS Act requires employers to provide to interested or affected persons.
Answer
The document is known as the Material Safety Data Sheet (MSDS). It contains information on the properties, hazards, and safety precautions associated with hazardous chemical substances.
Step 4
1.4 Describe TWO methods that can be used to move building material around the site.
Answer
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Using wheelbarrows: This method allows for easy transportation of smaller loads of materials like bricks, sand, and gravel across uneven terrain.
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Cranes and hoists: For heavier materials, cranes and hoists can be employed to lift and move them across the site, ensuring safety and efficiency.