Various options are given as possible answers to the following questions - NSC Civil Technology Civil Services - Question 2 - 2017 - Paper 1
Question 2
Various options are given as possible answers to the following questions. Choose the answer and write only the letter (A–D) next to the question number (2.1.1–2.1.5)... show full transcript
Worked Solution & Example Answer:Various options are given as possible answers to the following questions - NSC Civil Technology Civil Services - Question 2 - 2017 - Paper 1
Step 1
2.1.1 … foundation is used when the soil cannot support ordinary foundations.
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Answer
The correct answer is A Strip. Strip foundations are typically used when the soil has limited load-bearing capacity.
Step 2
2.1.2 During transportation of ready-mixed concrete, … can take place.
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Answer
The correct answer is B segregation. Segregation of the materials can occur if the concrete is not handled properly during transit.
Step 3
2.1.3 … should be plastered.
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Answer
The correct answer is A Gauged. Gauged surfaces are typically plastered to give a smooth finish.
Step 4
2.1.4 … is used to prevent concrete from dying to formwork.
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Answer
The correct answer is B Sanding sealer. A sanding sealer can be applied to protect the concrete from drying out too quickly.
Step 5
2.1.5 … are used to keep the main bars of the reinforcement of a column together.
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Answer
The correct answer is C Stirrups. Stirrups are essential for holding the main reinforcement bars in place within concrete.
