Refer to Figure A and Figure B - NSC Civil Technology Civil Services - Question 3 - 2023 - Paper 1
Question 3
Refer to Figure A and Figure B.
3.1. What is the diameter of the pipe?
3.2. Describe the method of setting the concrete ring manhole lid.
3.3. What is the thickn... show full transcript
Worked Solution & Example Answer:Refer to Figure A and Figure B - NSC Civil Technology Civil Services - Question 3 - 2023 - Paper 1
Step 1
3.1. What is the diameter of the pipe?
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Answer
The diameter of the pipe is 100 mm. This specification is critical for ensuring proper drainage and structural stability.
Step 2
3.2. Describe the method of setting the concrete ring manhole lid.
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Answer
The lid of the concrete ring manhole should be set in frames to ensure a proper fit. It should be sealed with greased double seals to make it airtight, thus preventing any leakage of fluids and ensuring safety during usage.
Step 3
3.3. What is the thickness of the wall?
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Answer
The thickness of the wall is specified as 215 mm. This dimension is essential for structural integrity and durability of the construction.
Step 4
3.4. Explain the purpose of shoring in construction.
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Answer
Shoring refers to the process of temporarily supporting a structure to prevent collapse during construction or repair. It is crucial for ensuring workers' safety and maintaining the structural integrity of the building while other work is completed.
Step 5
3.5. Name two safety regulations for working in elevated positions.
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Answer
Ensure that fall protection plans are adhered to, minimizing the risk of falls from heights.
Workers must wear safety harnesses and proper personal protective equipment (PPE) to prevent injuries.
