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20 Cards in this Set
- Front
- Back
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What is the strongest geometric shape |
A triangle |
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What is a Type I construction called |
Fire-Resistive Construction |
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What is Type II Construction called |
Noncombustible construction |
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What is type III construction called |
Ordinary construction |
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What is type IV called |
Heavy timber construction |
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What is type V construction called |
Woodframe construction |
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How large is the potential Collapse zone |
One and a half times the height of the building |
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What are reinforcement stars |
They connect to tension rods inside the building to help support the walls |
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How long until lightweight steel and wood trusses can fail in direct exposure to fire |
5 to 10 minutes |
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What is the critical temperature of steel |
1000°F |
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What is fire load |
The amount of combustible materials in an area or a building |
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What are dead loads |
Heavy objects on the roof |
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What is gypsum |
And in organic product from which plaster and wallboards are constructed |
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What is masonry |
Concrete blocks, bricks, tiles |
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What are common building materials |
Wood, masonry, cast iron, steel, reinforced concrete, gypsum, and glass/ fiberglass |
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What are indicators of building collapse |
Cracks in the wall, tie rods and stars, loose bricks, deteriorating mortar, leaning walls, distorted structural members |
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What are some items that should be observed in a building size-up |
Age, materials, roof type, renovations or modifications, dead loads |
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What NFPA number is standard on types of building construction |
220 |
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What is ballon construction |
A stud that runs from the basement to the roof |
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How much does steel elongate |
4 feet for every 50 |
