Code Requirements, Laws, Standards and Regulations 30% (Life Safety Elements) Flashcards
Egress
Occupant load of more than 49 but fewer than 500 require how many exits?
2
IBC 1006.3.3
Egress
Occupant load of more than 500 but fewer than 1,000 require how many exits?
3
IBC 1006.3.3
Egress
Occupant load of more than 1,000 require how many exits?
4
IBC 1006.3.3
Egress
When a building IS sprinklered what is the exit distance requirements?
1/3 diagonal distance
Egress
When a building is NOT sprinklered what is the exit distance requirements?
NO LESS than 1/2 the distance
Egress
MIN. width of a corridor for 50+ occupants is what?
44”
Egress
MIN. width of a corridor for 49 and under occupants is what?
36”
Egress
Exit travel distance for a non-sprinklered building is what?
150ft
not permitted in H and most I Occupancy Groups
Egress
Exit travel distance for a sprinklered building is what?
250ft
Egress
Occupant loads determine what when it comes to means of egress?
- Direction of door swings
- Exits required
- Stair width requirements
Egress
The required number of Exits is based on what?
- Occupant load
- Occupancy of space
- Lenght of common path of travle
- Sprinklers (have or not have)
- Requiremnts for large occupant loads
Egress
Required minimum width of exits are determined by multiplying OL (Occupancy Load) by what?
- 0.3 for stairways
- 0.2 for other components (doors/corridors)
Egress
What are the compents of means of egress?
- Exit
- Exit access
- Exit discharge
Egress
Where is the “area of refuge” commonly located?
Stairways or elevators
Egress
Where does the travel distance end?
the exit door
not exit access
Egress
Is an open stair considered an exit or exit access?
Exit access
Egress
Travel distance through an open stairway is measured by what?
The angle fo the stairs
Egress
What is the MAX. distance of a dead end corridor?
- 20FT - not sprinklered
- 50FT - sprinklered
IBC 1020.4
Egress
Exit access may inlcude?
- Aisle access ways
- Aisles
- Exit access doorways
- Corridors
- Enclosed stairways (between 2 levels within the same tentant)
Egress
An exit access has fire resistant rating of what?
1hr
(buildings with multiple tentants or in a non-sprinklered building)
Egress
Exits may inlcude?
- Exterior/interior exit stairways or ramps
- Exterior exit doors at ground level
- Exit passageways
- Horizontal exits
Egress
Interior EXIT stairways and ramp enclosures serving 4 stores or more will have a fire resistance rating of what?
2hr
IBC 713.4
Egress
Three (3) stories or less will have no less than what fire resistance rating?
1hr
IBC 713.4
Egress
Exit discharge may inlcude?
- Egress courts
- Turnstiles
- Doors
- Vesibules or foyers
- Protected areas (lobbies)
- Direct exting to the exterior at grade
Egress
Lobbies need to be protected with the same rating as what?
Exit
Egrees
An egress door clear width must be at least what but no more than what?
At least 32”
No more than 48”
Egress
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”