4.1 Choose a description from COLUMN B that matches an item in COLUMN A - NSC Civil Technology Construction - Question 4 - 2023 - Paper 1
Question 4
4.1 Choose a description from COLUMN B that matches an item in COLUMN A. Write only the letter (A–L) next to the question numbers (4.1.1 to 4.1.8) in the ANSWER BOOK... show full transcript
Worked Solution & Example Answer:4.1 Choose a description from COLUMN B that matches an item in COLUMN A - NSC Civil Technology Construction - Question 4 - 2023 - Paper 1
Step 1
4.1.1 Soffit board
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Answer
K: A soffit board is a member of formwork that prevents the top of shutter board sides from deforming.
Step 2
4.1.2 Cleat
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C: A cleat is a member that keeps the sides of formwork in place.
Step 3
4.1.3 Tie
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I: A tie is an anchor that prevents the bottom of the cleats from moving.
Step 4
4.1.4 Brace/Strut
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G: A brace or strut is a diagonal member of formwork.
Step 5
4.1.5 Fixing plate
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F: A fixing plate is a base of formwork that carries the load of wet concrete.
Step 6
4.1.6 Props
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A: Props are applied to the outside of the formwork for striking.
Step 7
4.1.7 Folding wedges
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D: Folding wedges are used to level the formwork.
Step 8
4.1.8 Releasing oil/Form oil
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B: Releasing oil is applied inside of formwork to ease the stripping.
Step 9
4.2.1 Galvanised sheet metal
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Galvanised sheet metal protects metal against corrosion due to its shiny bluish-white surface.
Step 10
4.2.2 Low-carbon steel
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Low-carbon steel is malleable and easy to weld, making it suitable for various construction applications.
Step 11
4.2.3 High-carbon steel
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High-carbon steel has increased strength and hardness, making it ideal for heavy-duty applications.
Step 12
4.3 Name THREE methods of fixing cladding to a wall.
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Adhesive fixing
Face fixing
Proprietary fixing
Step 13
4.4.1 Name the type of test that was carried out on the concrete.
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The type of test is a slump test.
Step 14
4.4.2 Identify the outcome of the test.
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The outcome of the test is a true slump.
Step 15
4.4.3 Explain the reason for the outcome.
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The true slump occurs when the correct amount of water was used.
Step 16
4.5 Name THREE services that should be located before excavations start.
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Electrical cables
Water pipes
Gas lines
Step 17
4.6 Predict what would happen if heavy rain occurs during the excavation of a trench.
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Heavy rain can cause the excavation to fill up with water, leading to slippery conditions and possible mudslides.
Step 18
4.7 Explain why a worker is not allowed to work alone in an excavation.
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A worker is not allowed to work alone because it is a safety risk; no one will be able to provide assistance in case of an emergency.
Step 19
4.8.1 Identify this machine.
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The machine is a plate compactor.
Step 20
4.8.2 Describe how you should operate this construction machine without injuring yourself.
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Operate the machine with care, ensuring to wear appropriate personal protective equipment (PPE) and maintain a firm and well-balanced stance.
Step 21
4.9 Use ANSWER SHEET 4.9 and draw the completed formwork for the beam and floor slab.
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This requires a diagram that accurately represents the formwork for the concrete beam and floor slab.
