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Listening Quiz: Khả Năng Chịu Lửa Của Kết Cấu Sàn Liên Hợp – Medium Level
Th8 8, 2024
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Kỹ sư xây dựng (English for Civil Engineer)
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1.
What is the conversation mainly about?
Planning when to install the concrete topping
Comparing different kinds of steel beams
Checking fire resistance requirements for a composite floor
Choosing the best color for the floor finish
Explanation:
Mark and Jessica discuss the fire resistance requirements for a composite floor, including the 2-hour minimum, materials, fireproofing, and testing.
2.
According to Mark, how long must the composite floor hold fire?
At least 2 hours
At least 1 hour
At least 3 hours
At least 4 hours
Explanation:
Mark says the composite floor must hold fire for at least 2 hours, and local codes say 2 hours minimum.
3.
What materials are in the composite floor?
Wood and glass
Plastic and gypsum board
Steel beams and concrete topping
Aluminum panels and brick
Explanation:
Mark states that the composite floor has steel beams and concrete topping.
4.
What fireproofing method does Mark suggest?
Paint-based coating
Water sprinklers inside the beams
Spray-applied fire resistive materials
Insulation made of wood fibers
Explanation:
Mark says that spray-applied fire resistive materials work well.
5.
Why does Mark say the steel must be protected with fireproofing?
Because fireproofing is required for the topping
Because the floor is made only of steel
Because steel can get weak in fire
Because concrete cannot support any weight
Explanation:
Jessica asks if steel can get weak in fire, and Mark confirms that it can, which is why it must be protected with fireproofing.
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