Dunn Chapter 1,2,3,4 Flashcards
The most common falling object at a structure fire is?
Broken Glass
When trimming broken glass from windows, knock the glass shards?
Inside not outside the building
The term structural collapse is defined as?
Any portion of a structure that fails as a result of a fire.
True or false? A unrestrained beam will collapse more readily than a restrained beam?
True
A primary structural member is?
A structure that supports another structural member in the same building such as a bearing wall, girder, or column.
A Purlin is?
A timber laid horizontally perpendicular to support the common rafters of a roof.
The three stresses are?
Compression, tension, shear
True or False? A party wall is a fire wall?
False
A partition wall that extends from floor slab to floor slab above is called?
A demising wall
What is the 7th side of a wood framed building?
The combustible exterior
Flames coming out of several window openings of a side bearing wall should be treated with more caution than flames coming out of windows of the front non bearing walls. True or False
True
What is the main advantage of lightweight steel roof supports?
It’s Non-combustibility
The most common type of masonry wall failure is?
The 90 degree angle collapse
Two examples of a curtain wall collapse are?
Brick veneer falling straight down and arches serving as lintels fall straight downward
The front and rear walls of a building with a bowstring roof will collapse in this manner?
Inward outward due to the hip rafters
