BC Chapter 2 Flashcards
how many occupancy classifications for nfpa 5000?
12
which is exclusive to the IBC’s occupancy classifications?
Factories
what will the failure point temperature of steel depend upon?
application of the component
what is normally the maximum amount of time that assemblies are tested using the fire-resistance test?
4 hours
which building classification is given to exterior protected buildings?
type III
what is the most common method used to determine fire resistance?
laboratory testing
what fire resistance rating must structural components have in type V construction?
1 hour
which is considered to be the best known of the testing laboratories?
underwriters laboratories
which construction type will have an inherently lower fire load?
type II
what is the most common characteristic of unprotected, non-combustible construction?
use of unprotected steel
how many major occupancy classifications does the IBC identify?
10
which building element does not have a rating requirement under the IBC?
non-bearing walls and partitions interior
what contributes most of the fuel for a fire in a type I building?
contents
which characteristic of the fuel load will control the fire load?
heat of combustion
what material is most often used to construct type 1 buildings?
protected steel or reinforced concrete
which information does the E-119 test provide?
ability of structural assemblies to carry a structural load and act as a fire barrier
which is the only laboratory-controlled testing being used that is accepted by building codes?
E-119
which building classification is not divided into sub-classifications?
heavy timber
what is used when conducting the standard fire-resistance test?
regulated fire
what material is primarily used in the construction of the frame for type V construction?
wood
where were the earliest fire test on building materials conducted?
Germany
The fire-resistive rating can be removed in the type II building when the roof is what minimum distance above the floor?
20 feet
how is the fire resistance rating stated if no ton a standard interval?
round up to the nearest interval
which digit of the NFPA 220 classification code represents the fire resistance rating in hours of exterior bearing walls?
First
what does “r” used in calculating C1 in the fire endurance of steel beams and columns with light insulation represent
Insulating material density
what is the primary fire hazard associated with type 4 construction?
relatively large amount of fuel present in structural supports
where can fire retardant treated woods be used within type 1 buildings?
Roofs
what led to deaths at the E2 nightclub disaster on Feb 16, 2003?
inadequate exits for the occupancy load
at what temperature above ambient temperatures on the unexposed side of the wall, floor, or roof assembly will the test be considered a failure?
250 degrees
which is the most commonly used standard time-temperature test to satisfy building code requirements for structural fire resistance?
NFPA 251
which testing is used to evaluate the fire behavior of joints between building elements?
UL 2079
what is a fundamental fire concern with Type 3 construction?
concealed spaces
which material can the ASCE/SFPA 29 calculations NOT be used with?
Plastic
where was the fire stopped in the Windsor Tower fire in Madrid, Spain on February 12, 2005?
Fourth floor
what is a common interior covering in Type 3 construction?
Gypsum board
what resistance rating is usually seen in the floor construction of the fire resistant structure?
2 to 3 hours
what is the rating requirement for the primary structural frame of a type 1A building per IBC?
3 hours
what is used that reflects the life safety issues inherent to specific types of occupancies?
Occupancy classification
what is a factor of the fire load plus the rate at which the fuel burns?
severity of the fire
which digit in the NFPA 220 classification code represents the fire-resistant rating of a structural frames or columns and girders that support loads of more than one floor?
Second
