Practice Element Design Consideration (5.4) - Roofing System

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10 questions

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6 sample questions

Question 1.
What are introduced loads on flat roofs?
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Think about what activities might take place on flat roofs.
Question 2.
What is the weight range of sloping roofs?
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Consider the lighter loads involved.
3Question 3.
What is the range of imposed loads for flat roofs?
- 1.0 - 2.5 kN/m²
- 1.5 - 3.0 kN/m²
- 2.5 - 4.0 kN/m²
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Check the minimum occupancy load standards.
4Question 4.
True or False: Bolted connections are preferred for their strength and rigidity.
- True
- False
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Think about what makes a connection easier to work with.
Question 5.
Given a flat roof with a live load of 2.5 kN/m² and a dead load of 1.2 kN/m², calculate the total load and assess if it meets safety standards if the safety factor is defined as 1.5.
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Ensure to understand your safety load factors when assessing.
Question 6.
If a truss experiences wind uplift of 1.8 kN/m² and a permissible uplift design factor is 1.4, calculate the safe uplift load that can be accommodated in truss design.
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Remember, calculate based on the permissible uplift factors.

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