The following dimensions and installation details should be adhered to:
1 - NSC Civil Technology Construction - Question 3 - 2019 - Paper 1
Question 3
The following dimensions and installation details should be adhered to:
1. The angle of the stair tread is 10 degrees.
2. The height of the riser is 650 mm.
3. The p... show full transcript
Worked Solution & Example Answer:The following dimensions and installation details should be adhered to:
1 - NSC Civil Technology Construction - Question 3 - 2019 - Paper 1
Step 1
Angle of the tread
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Answer
The angle of the tread is set at 10 degrees, which is a standard angle to ensure comfort and stability when using the stairs.
Step 2
Riser height
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The riser height should be 650 mm, aligning with building codes for safe stair construction.
Step 3
Pole diameter
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The balustrade poles must have a diameter of 38 mm to provide adequate strength and support.
Step 4
Predrilled hole and grout filling
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To secure the baluster effectively, it is crucial to predrill the holes and fill them with grout to ensure a solid fixation.
Step 5
Bolting the baluster
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The baluster can be either bolted or screwed onto the tread or string, ensuring safety and solidity.
Step 6
Using bolt and nut
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An alternative fastening method is to use a bolt and nut, which can provide a very secure attachment.
Step 7
Alternative fastening options
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Clout nails, nails, screws, or bolts can all be suitable alternatives for the secure fastening of the balustrade.
