Chapter 10 Means of Egress Flashcards
Fire safety and evacuation plans shall be provided for..
all occupancies
Means of egress shall have a minimum height above finished floor?
No less than 7ft 6inches
A freestanding object or mounted on post shall not overhang that post more than..
4 inches
Horizontal projections between 27 inches to 80 inches shall not project more than
4 inches into path
Handrails can protrude…
4 1/2 inches from wall or guard…
In means of egress where the slope is greater than…
5% percent ramps will be used
change of elevation less than 12 inches…
sloped surfaces shall be used
Every room/space with occupant over 50 for assembly, etc….
shall have occupancy posted
Doors when fully opened shall not reduce width more than…
7 inches
Decorative trim shall not reduce width more than …
1 1/2 inch on each side
How many exits required for occupant load of 501 to 1000
3 or more exits
Boiler/Furnace Rooms shall require…
2 exits where area is over 500 square feet
Refrigerator Rooms shall require…
2 exits where area is over 1000 square feet
Means of egress serving a room shall be illuminated at…
all times that room is occupied
Means of egress illumination level in walking surface shall be…
no less that 1 foot-candle
Means of egress illumination level in stairways shall be…
no less than 10 foot-candle
Emergency power system shall last for..
no less than 90 minutes
emergency power system illumination level..
.01 to 1 foot-candle
Accessible exits shall have the same number as
Normal exits
Minimum width between stairway
48 inches
Each accessible area of refugee shall be sized to hold…
2 wheelchairs spaces no less than 30 inch by 52 inches
Area of refugee shall be seperated by..
smoke barrier
Minimum clear opening width of door…
32 inches
Minimum clear opening width of door (hospital)…
44 inches
Minimum clear opening height of door shall be…
no less than 80 inches
Minimum clear opening width of door (Prisons)…
28 inches
Door hardware operates by push or pull to unlatch
shall not exceed 15 pounds
Door hardware operated by rotation to unlatch
shall not exceed 28 pounds
Threshold at doorways shall not exceed
3/4 inch in height
Threshold at sliding doors shall not exceed
1/2 inch in height
Minimum space between two door
48 inches
Door handles, pulls , latches, and locks shall be installed
minimum 34 inches to 48 inches above finished floor
Delayed egress locking system must have..
automatic sprinkler system
and smoke or heat detection
Max occupant load for revolving doors…
no more than 50 persons
max occupant load for turnstiles
no more than 50 persons
Stairways headroom clearance no less than..
80 inches
The walk-in across winder treads shall be located…
12 inches from the side where the winders are narrower
Stair rise heights minimum…
4 inches to 7 inches max
rectangular tread depths no less than
11 inch horizontal
winder treads depths no less than
11 inch vertical
Stair treads and stair risers shall
be uniform in size and shape
Between largest and smallest Riser Height
Between largest and smallest Tread Depth
(Stairway)
3/8 Inch`
Nosings shall be curvature or bevel no less than…
1/16 inch but no more 9/16 inch
Enclosures under interior stairways shall be protected by..
1 hr fire resistance rated construction
Vertical rise in Stairs shall be…
greater than 12 ft between floor levels
Alternating tread devices shall have a minimum..
tread depth- 5 inches
projected tread depth- 8 1/2 inches
tread width- 7 inches
riser height- 9 1/2 inches
Ramps in means of egress shall not be steeper than…
8.3% slope
Handrails between ramp shall be…
36 inches
Headroom in all parts of ramp shall be
80 inches minimum
doors opening on landing shall not exceed
42 inches
Landing slope max
2% slope
Land width shall be no less than
width of ramp
landing length shall be no less than
60 inches
change of direction on landing (on ramp)..
60 inch by 60 inch
Ramps with a rise greater than 6 inches shall have..
handrails on both sides
Minimum height of a curb
4 inches
Exit signs shall be within 100 feet from…
nearest exit.
Exit sign illumination level
5 foot-candle
Handrail shall be in height of…
34 inches to 38 inches from floor
Handrail shall be categorized in …
Type I and Type II (section 1014)
Clearance between handrail and wall
minimum 1 1/2 inches
Guards shall be located along open sided walking surfaces, aisles, stairs, ramps, etc. if width is…
30 inches to 36 inches
Required guards shall be no less …
42 inches in height
Required guards shall have a opening no less than..
A 4 inch sphere
exception: (section 1015)
Dead end corridors max length…
20 feet in length
The long side of egress balconies shall be no less than..
50% open
Exterior egress balconies shall have a minimum fire separation distance of…
10 ft
Interior exit stairways and ramps for 4 or more stories
2 hr fire resistance rating minimum
Interior exit stairways and ramps for 3 or less stories
1 hr fire resistance rating minimum
Interior exit stairways and ramps exit to..
public way or exit discharge
smoke proof enclosures exit to…
public way or exit discharge
Exit pathway in smoke proof enclosure shall have no doors except..
a fire door assembly
minimum width of exit passageway shall be…
no less than 44 inches
Exit passageways walls, ceilings, and floors shall have a rating of..
no less than 1 hour fire resistance rating
Horizontal exit separation shall extend vertically through all floors unless
floor assemblies have 2 hr fire resistance rating or more and have protected openings
Refuge area of Horizontal exit shall…
be 3 square feet for each occupant
Exterior exit stairways shall not be in which occupancy?
I-2 & other occupancies over 6 stories that’s not considered a high rise
Exterior exit stairways shall have a fire separation of…
10 feet
Exit discharge leads to a ..
Public way
Minimum width in egress court..
44 inches
Minimum width in egress court serving R-3 and U
36 inches
Minimum height of egress court
7 feet
Spaces under Bleachers/Grandstands shall be separated by..
Fire barriers with minimum 1-hr fire resistance rating
Assembly purpose of 300 or more with a main exit, the main exit shall accommodate for no less than…
1/2 of the entire occupant load
Assembly purpose of 300 or more with a main exit, each level shall have addition means of egress for no less than…
1/2 of the occupant load of that floor
Interior Balcony, Gallery, or Press Box that hold more than 50 capacity shall have how many exits?
2 or more exits
what section is Aisles with & without smoke protection
1030.6.1
Minimum roof height of a smoke protected assembly seating area with a roof…
no less than 15 feet
Smoke control in smoke protected assembly seating area with a roof…
no less than 6 feet above the floor of means of egress
Tread Contrasting Transition Marking width…
minimum 1 inch - 2 inch max
Ramped aisles/Stepped aisles with a slope of 6.7% need…
Handrails
Emergency escape and rescue opening minimum size…
5.7 square feet
Emergency escape and rescue opening maximum height from floor…
44 inches
Emergency escape and rescue door minimum size…
9 square feet
