Chapter 8 Means of Egress Flashcards
Public way
any street, alley, or similar
Exit access
portion leads to the entrance of an exit
may or may not be protected
Exit
portion of egress that provides a protected path of egress between exit and exit discharge
Exit discharge
egress system between the termination of an exit and a public way
Occupant load factor
amount of floor area presumed to be occupied by one person
Occupant load of more than 49 but fewer than 500 require how many exits?
2
Occupant load of more than 500 but fewer than 1,000 require how many exits?
3
Occupant load of more than 1,000 require how many exits?
4
When a building **IS **sprinklered what is the exit distance requirements?
1/3 diagonal distance
When a building is NOT sprinklered what is the exit distance requirements?
NO LESS than 1/2 the distance
MIN. width of a corridor for 50+ occupants is what?
50
MIN. width of a corridor for 49 and under occupants is what?
36
exit travel distance of a non sprinkler building
150ft
exit travel distance for sprinkler building
250 ft
Is an open stair considered an exit or exit access?
Exit access
What is the MAX. distance of a dead end corridor?
20FT - not sprinklered
50FT - sprinklered
An egress door clear width must be at least what but no more than what?
At least 32”
No more than 48”
What is the min width for stairs with an occupancy load of 50 or more?
44”
What is the min width for stairs with an occupancy load of 49 or less?
36”
width of an exit is determined by
x occupant load factor by a facor of .3 stairways
.2 for for egress
Occupant greter than 30 building without sprinklers required to have
1 hour fire rating
An egress door clear width must be at least what but no more than what?
At least 32”
No more than 48”
Egress doors must have what type of closer
automatic
When are stairways not required to be enclosed
exits that serve only two stories
Single resident dwelling units
B OR M Occupancies if autamtic sprinklered
Refuge Areas have a fire rating of what
1 hr
EXIT Passageways of a fire rating of what
1-2 hours
Exit access corridors must have a fire rating of what
1/2-1hr
Flame resistant decorative material is limited to what percentage?
10%
