High-Rise Flashcards
(31 cards)
What is a high rise?
A building of greater than 75ft and has 6 or more floors
What is required in occupied high rises greater than 75ft?
Fire control room
What type of construction is mainly used for high rises
Type 1 fire resistive.
Atleast how many exits are needed on a high rise?
2
In building built prior to _____ my have sprayed asbestos
1980
What are isolated stairs?
Usually have individual entrances and access only one section of the building
What are scissor stairs?
Stairs that may only serve every other floor
What are accommodation stairs
Access stairs are open unprotected stairs leading floor to floor
Windows on a high rise building are normally what type of glass
Lexan
Tempered
Plate
In the even of an emergency some windows may be marked with what to indicate they can be broken?
Fire helmet or Maltese cross
Outward swinging doors in a hallway on a high rise are normally what?
Electric, telephone or any other type of closet
After 1976 a hydrant should be how many feet from a FDC
100ft
What is the true drink toon of a control room
Is used for any system in a high rise were detection, fire protection, air handling systems, communication are centralized for tire department use.
How does stack effect work?
Smoke will rise until the temp from outside and the temp from inside balance at which it will begin to Settle or stratify
What is stratification
When the temp of the smoke produced is not sufficient to cause it to rise all the way to the top.
Reverse stack effect
During summer months this can result in smoke migrating to a floor below the actual fire
On a high rise fire wind driven fires can be cause by as low as how many MPH
10-20
If a sprinkler system does not go off building could have a rate of heat release that could allow a fire to double every how many seconds
90 seconds
If concrete work is still be done to a high rise building and the framework is still in place you must what?
Not coo it to the interior
A fire loaf in an office building can be _____ psf, a conference area______ psf, and a file area ______ psf and can release 16,000-18,000 btu
7.7
5.9
16
On a high rise fire if the first engine company deploys lines off the wagon. Who is then responsible for supplying the standpipe
2nd engine
On a commercial high rise fire flow needed to put a fire put in 100 square feet is?
20gpm
A vehicle fire in a high rise parking garage is dispatched as what type?
High rise fire
How many companies are allowed in an elevator on a high rise.
2
