Building Codes Flashcards
What is the “Common Path of Egress Travel”?
The portion of the exit access (access to an exit “ that must be traversed before two separate and distinct paths of travel to two exits are available. Common path of egress travel shall be included within the permitted travel distance.
What is “Travel Distance”?
The distance measured from the most remote point within a story to the entrance to an exit along the natural and unobstructed path of egress travel.
What is Type I and II construction?
This construction is those types of construction in which the building elements are of noncombustible materials.
What is Type III construction?
This is that type of construction in which the exterior walls are of noncombustible materials and the interior building elements are of any material permitted by this code. Fire-retardant-treated wood framing shall be permitted within exterior wall assemblies of a 2-hour rating or less.
What is Type IV Construction?
This construction (heavy timber, HT) is that type of construction in which the exterior walls are of noncombustible materials and the interior building elements are of solid laminated wood without concealed spaces.
What is Type V Construction?
This construction is that type of construction in which the structural elements, exterior walls and interior walls are of any materials permitted by this code.
Fire rating for demising partitions between tenant spaces
1-hour fire rating
Fire rating for partitions along a public corridor
1-hour fire rating
Partitions that demise an Assembly Occupancy of 750 sq. ft. or greater must have what fire rating?
1-hour
Fire rating required between an Assembly Occupancy and a Mercantile Occupancy
2-hour fire separation
Fire Rating
30 Min Wall: ___ Door
20 Min
45 Min Wall: ___ Door
45 Min
1 Hr Wall: __ Door
45 Min
1.5 Hr Wall: ___ Door
1 Hr
2 Hr Wall: ___ Door
1.5 Hr
3 Hr Wall: ___ Door
2 Hr
4 Hr Wall: ___ Door
3 Hr
A door assembly having a fire-protection rating not less than ____ minutes is permitted to be used in a wall assembly of a fire-resistance rating not more than ___hour, located between a public corridor and a suite.
20 minutes, 1 hour
All door assemblies requiring a fire-protection rating shall have ____________.
Self-closing devices
Storage rooms exceeding _____ square feet must be ____-hour rated
100
1
Glazing in fire rated partitions, doors, or sidelights may not exceed _______ in size.
100 square inches
There must be an audio/visual fire signal device located in ______, _______, ______, and _________.
restroom, hallway, lobby, and general assembly area
An audio/visual fire signal device MUST be visible from any location in the room or space and MUST be mounted between _____ and _____.
6’-8” and 7’-2”
(80” - 86”)
The minimum number of fire extinguishers MUST be calculated based on one (1) fire extinguisher per _____ sq. ft.
3,000
Fire extinguishers must be located no more than ______ from the furthest occupant.
75’
Smoke and Heat Detector coverage must include all _____, ______, and ________.
rooms, corridors, and storage areas
The means of egress must have a ceiling height of not less than ______.
7’-6”
Protruding objects are permitted to extend below the minimum ceiling height provided a minimum headroom of ________ shall be provided along the path of egress, including any corridor, aisle, or passageway.
6’-8” (80”)
Protruding objects must not reduce the ________ of accessible routes.
minimum clear width
All objects located on a wall between ____” and _____” AFF must not protrude more than ____” into an egress path of travel.
27” and 80”
4”
Exit signs with a directional indicator (illuminated) showing the direction of travel shall be placed in every location ________________________.
where the direction of travel to or reach of the nearest exit is not apparent
In the event of power supply failure in rooms and spaces that require two or more means of egress, an emergency electrical system shall automatically illuminate the following areas:___, ____, and _____
Aisles, corridors, exit access stairways and ramps
Emergency illumination shall be provided for a minimum of____ hours in the event of failure of normal lighting. Emergency lighting facilities shall be arranged to provide initial illumination along the path of egress.
1.5 hours
Egress- In the event of power supply failure in buildings that require two or more means of egress, an emergency electrical system shall automatically illuminate all of the following areas:
- interior and exterior exit stairways and ramps, exit passageways, vestibules, and areas on the level of discharge used for exit discharge
Travel Distance- All paths of travel must be accessible (barrier-free) and provide a minimum of a ___” turning circle at _____________.
60”
changes of direction
Travel Distance- Where the accessible route makes a 180 degree turn around an element which is less than 48 inches wide, clear width shall be ____ inches minimum approaching the turn, ___inches minimum at the turn and _____ inches minimum leaving the turn except where the clear width at the turn is 60 inches.
42” clear width approaching
48” minimum at the turn
42” minimum leaving the turn
An accessible route with a clear width of less than 60” shall provide passing spaces at intervals of ______.
200’
The common path of egress travel distance must not exceed ________.
100’
The travel distance to an exit must be measured on the floor along the centerline of the natural path of travel, starting ______ to the __________
starting from the most remote point| to the centerline of the exit
The travel distance must not exceed ______ measured along the path of travel
250’
The height of doors must not be less than _____
7’-0” (84”)
All door openings must be a minimum of _____” wide
36”
When a pair of doors is provided, one of the doors must not be less than ____” wide.
36”
Operable parts of door hardware shall be ___” min and ____” max AFF.
34” min
48” max
Max height for door threshold
1/2”
Pivot or side-hinged doors shall swing in the direction of egress travel where serving a room or area containing an occupant load of ___ or more persons.
50
The distance between two (2) hinge or pivoted doors in series and gates in series shall be _____ minimum plus width of doors or gates swinging into the space.
48”
Exit access doorways must be placed at a distance that is equal or greater to: When the building is NOT sprinklered, _____the length of the maximum overall diagonal dimension of the area being served, measured in a straight line between exit doors or exit access doorways.
1/2
Exit access doorways must be placed at a distance that is equal or greater to: When the building IS sprinklered, _____the length of the maximum overall diagonal dimension of the area being served, measured in a straight line between exit doors or exit access doorways.
1/3
Two exit access doorways must be provided from any space where the Occupancy Load exceeds ______ in Groups A (Assembly), B (Business), and M (Mercantile), or exceeds ____ in S (Storage)
49 Assembly, Business, and Mercantile
29 Storage
Locks and latches are permitted where?
- Places of detention/restraint.
- Locking device is readily distinguishable as locked.
- A readily visible sign is posted on the egress side.
- Where egress doors are used in pairs, approved automatic flush bolts shall be permitted to be used, provided that the door leaf having the automatic flush bolts does not have a doorknob or surface-mounted hardware.
- Doors from individual dwelling or sleeping units having an occupant load of 10 or less are permitted to be equipped with a night latch, dead bolt or security chain, provided such devices are openable from the inside without the use of a key or tool.
The unlatching of any door or leaf shall not require more than ____ operation.
1
Interior stairway means of egress doors shall be openable from both sides without the use of a key or special knowledge or effort. Exceptions:
- Stairway discharge doors shall be openable from the egress side and locked from other side
- In stairways serving not more than four stories, doors are permitted to be locked from the side opposite the egress side, provided they are openable from the egress side and capable of being unlocked simultaneously without unlatching upon a signal from the fire command center, if present, or a signal by emergency personnel from a single location inside the main entrance to the building.
- Stairway exit doors shall be openable from the egress side and shall only be locked from the opposite side where the only interior access to the tenant space is from a single exit stairway.
Revolving doors shall be capable of breakout and shall provide an aggregate width of not less than ____”
36”
Revolving doors shall not be located within _____’ of the foot of the top of the stairways or escalators.
10’
An _______ shall be provided near each entry of automatic revolving doors within _____” of the door and between _____” and _____” AFF.
emergency stop switch
48”
24”
28”
Each revolving door shall have a side-hinged door in the same wall and within _____’
10’
Can revolving doors, revolving gates and turnstiles be part of an accessible route?
no
Minimum interior corridor width
44”
Dead end corridors must not exceed _____ , and must not exceed _______ if sprinklered.
20’ unsprinklered
50’ sprinklered
The capacity, in inches, of means of egress stairways shall be calculated by multiplying the occupant load served by such stairways by a means of egress capacity factor of ____” per occupant.
.3 inches per occupant
In order to be considered part of an accessible means of egress, a stairway between stories shall have a clear width of _______”
44”
If a stairway is serving an occupant load less than 50, it shall have a width not less than _____”
36”
Wider treads are not permitted in means of egress in stairways except within ________
a dwelling unit
The width of stair landings shall not be less than ______
the width of the stairway served
Doors opening onto a landing shall not reduce the landing to less than _________
one-half the required width
Stairways shall have handrails on each side except:
stairways within dwelling units and spiral stairways
Service (reception/transaction) counters over ____ in length must have an accessible height service counter, a minimum of _____” in length.
over 8’
requires 36” length accessible
Accessible countertops, sinks, reception/transaction surfaces must not exceed ___” AFF with a ___” clear knee space below
34”
27”
All front approach accessible counter must have a clear knee space of at least ___” wide and _____” deep
30” wide
17” deep
All accessible wall-mounted controls must be located between ___” and ___” AFF for forward approach and ___” and ____” for side reach
15” and 44” Forward
9” and 48” Side Reach
All front approach accessible barrier free elements must have a ___“D max x ____“H min toe-kick
6” Deep max
9” High min
All accessible toilets must have an unobstructed ___” turning circle.
60”
Centerline of accessible toilets must be ___-____” from the side wall or partition.
16-18”
Clearance around accessible toilets _____” rear wall_____” side wall
60” rear
56” side wall
Accessible toilets must be mounted at ____-____ AFF to the top of the toilet seat.
17” - 19”
All grab bars at toilets must be ___” rear and ___” side
36” rear
42” side
All grab bars must be mounted between ____” and ____” AFF
33” and 36” AFF
All accessible showers must have grab bars on ____ sides mounted between __” and ___”
3 sides
33” and 36” AFF
Accessible urinals must have an elongated rim at a max height of ___” AFF
17” AFF
A clear floor space of ___” x ____” must be provided in front of accessible lavatories, urinals, showers, and bathtubs
30” x 48”
Accessible mirrors must be mounted with the edge of the reflective surface no higher than ___” AFF
40”
Core drills must not be within ___” of any structural element.
18”
All electrical receptacles must be ____” AFF unless otherwise noted
18”
All electrical receptacles located within ____” of a water source must be ____
36” GFI
Clearance of ____” deep must be provided in front of power panels
36”
Urinals are permitted to be substituted for toilets for males and may be counted as toilets provided the number of urinals is not more than ______ of the required number of toilets.
2/3
At least one lavatory shall be provided in a room containing __ or __ toilets or urinals, and at least one (1) additional lavatory shall be provided for each additional ___ toilets or urinals.
1 or 2
2
Both sexes are permitted to be served by a single toilet if the occupant load is not more than ___ persons in an _____ occupancy.
10 persons Assembly
Except for residential occupancy, lavatories shall be equipped with faucets that are ______ and have _____
automatic and have lever type handle (that do no close under spring action)
