Chapter 2 and 3 Flashcards
What is the largest of the pyramids called and what year was it constructed?
Cheops 2560 BC
How tall was the Cheops pyramid?
481 feet. Tallest structure on earth for 43 centuries
How tall is the Ulm Cathedral in Germany?
528 ft
What was the first elevator called?
Safety lift
What year did Elijah Graves Otis invent the first elevator
1853
A mega high-rise is described as a large tall building greater than ______ stories
50
NFPA 101 Life Safety Code defines a high-rise building as a building greater than _____feet and height
75
A simple and practical definition of a high-rise that would apply to most fire departments is?
A high-rise building in which the highest level or portion thereof cannot be reached by fire department ladders
What is the average distance of a floor in a residential high-rise building?
9 to 10 ft per floor
What is the average floor height of a commercial high-rise building?
12 to 15 ft per floor
Generally speaking a well-placed aerial ladder will be capable of reaching what floor of a high-rise building
7th or 8th floor of a residential high-rise and 5th or 6th floor of a typical commercial high-rise
What is the best choice for rescue operations in a high-rise?
Rescue via the interior stairwells during a primary search operation
What is the least preferred method of rescue operations in a high-rise?
Rescue from the exterior, roof, aircraft, specialty helicopter
Most high-rise buildings are built using what?
Protected non-combustible and fire resistive components
High-rise buildings can have a ______to ________ hour fire resistive rating under typical fire conditions
2 to 4
How many generations of high-rise Construction exist?
Four
Constructed during the late 19th and early 20th centuries, extremely heavy load bearing exterior walls, built of brick or stone describes what generation of high-rise building?
First generation
What generation of high-rise building is characterized by cast iron facades?
First generation Construction
Unprotected vertical openings, open stairways, light wheels, and elevator shafts are characteristics of what generation of high-rise?
First generation
What generation of high-rise is considered pre-World War II construction?
Second generation
What generation high-rise Construction is the Empire State building?
Second generation
What generation high-rise construction is considered post World War II?
Third generation Construction
Central heating, ventilation, and air conditioning system are features of what generation of Building Construction?
Third generation
What generation high-rise Construction could be defined as windowless?
Third generation Construction
In this generation of high-rise construction the stairwells are much more likely to become contaminated with smoke in a serious
3rd Generation Construction
Stair pressurization can quickly become lost when this happens.
Multiple doors to the stairwell are being open to simultaneously during mass evacuation
Known as post 9/11 high-rise construction.
4th generation Construction
What will likely be seen in 4th generation construction?
Second generation features
Where is the systems officer usually positioned?
Inside the Fire Command Center
What should be done in preparing to supply the buildings fire protection system, also serves as a backup water supply in the event that the primary water supply or any other component within the building system, such as a fire pump, failed to operate properly?
Hooking up to the FDC
At least how many stairwells are located in a high-rise building that run the entire vertical distance of the building?
Two
The vertical design of a high-rise building makes it particularly susceptible to what?
Rapid extension of fire and smoke throughout the building
What are the most common avenues for fire spread in a high-rise building?
Poked through construction
Curtain Wall Gap
Auto exposure
What are most exterior curtain walls made of?
Glass, aluminum, and/or Stone, or a combination of these
The distance between floors that in most cases afford some protection from Auto exposure
Spandrel distance
_______ create somewhat of a vertical and horizontal spandrel distance and significantly reduced the threat of vertical fire extension via Auto exposure
Balconies
A building less than 75 ft tall
Low rise
When should the standpipe system be bypassed in a line stretched from the pumper apparatus outside?
Second floor and below
What is the maximum distance for an 1-3/4 line?
300 ft
Warehouses are also known as?
Wide Rises
What class of standpipes are usually found in a warehouses?
Class 2
Should firefighters use Class 2 standpipes in warehouses for fire suppression?
No. They are not design to deliver fireflow necessary for safe and effective firefighting
Where are horizontal standpipes typically found?
Shopping malls
Success on Warehouse fires typically rest heavily on who?
Truck company Personnel to locate the seat of the fire and got the engine companies
Which problems are more inherent at educational facilities?
Malicious false alarms, small arts and fires, trash set on fire and bathrooms
Class 2 standpipe systems are likely to deliver less than ______ gallons per minute
100
