Life Safety Code Flashcards
Accessible means of egress:
A path of travel, usable by a personwith a severe mobility impairment, that leads to a public way or an area of refuge.
Accessible area of refuge
An area of refuge that complies with the accessible route requriemtne of CABO/ANSI A117.1
Common path of travel:
That portion of exit access that must be traversed before 2 separate and distinct paths of travel to 2 exits are available.
Standard method of test for critical radiant flux of loor covering systemsn using a radiant heat energy source is NFPA ??
NFPA 253
What is measured by NFPA 253
The level if incident radiant heat energy on a floor covering system at the most distant flameout point
What is a draft stop?
A continuous membrane used to subdivide a concealed space to restrict the passage of smoke, heat nad flame.
What do exits consist of?
Exterior exit doors, exit passageways, horizontal exits, separated exit stairs nad separated exit ramps
Exit discharge
That portion of a means of egress that leads to an exit.
Standard methods of fire tests of door assemblies of NFPA??
NFPA 252
Standard of Fire Test for Window and Glass Block Assemblies is NFPA ??
NFPA 257
Standard Methods of Test of Fire Endurance of Buildingn Construction and Materials is NFPA ???
NFPA 251
Gross floor area includes:
The area within the inside perimeter of the outside walls of the building with no deduction for hallways, stairs, closets, thickness of interior walls, columns or other features.
Net floor area includes:
The actual occupied area, not includeing accessory unoccupied area of thickness of walls.
What is live load?
The weight superimposed byt he use andoccupancy of the building, ot including the windo load, earthquake load or dead load.
ASTM E136 is:
Standard Test Method for Behavior of Materials in a Vertical Tube Furnace of 750 degrees Celcius
What is occupant load?
The total number of persons that might ocupy a buildingor portion thereof at any one time.
What is an occupiable story?
A story occupipes by people on a regular basis. Stories used exclusively for mechanical equipment roms, elevator penthouses, and similar spaces are not occupiable stories.
Define public way:
Any streeet, aley, or other similar parcel of land essentially open to the ouside air deeded, dedicated or otherwaise permanently appropriated to the public for public use and having a clear width and height of not less than 10 feet
Describe Assemby Occupancy:
They include, but are not limited to, all buildings, or portions thereof, used for gathering together 50 or more persons for such purposed as deliberation, worship, entertainment, eating, drinking, amusement or awatting trasportation. They also include special amusement building regardless of occupant load.
What building types are included under “Assembly Occupancy”
Armories, Assembly halls, Auditioriums, Bowling lanes, Club rooms, College and university classrooms (50 people and over), Conference rooms, Courtrooms, Dance halls, Drinking establishments, Exhibition halls, Gymnasiums, Libraries, Morturay chapels, Motion picture theaters, Museums, Passenger stations an dterminals of air, surface, underground and marine public transportation facilities, Places of religious worship, Pool rooms, Recreation piers, Resaturants, Skating rinks, Theaters
What is included in “Educational Occupancy”
Academies, Kindergartens, Nursery Schools, Schools
Health care occupancies include:
Hospitals, Limited Care Facilities, Nursing homes
Describe health care occupancy
Health care occupansices provide sleeping facilities for fouror more occupants and are occupies by persons who are mostly incapable of self-preservation becaus of age, phycial or mental disablitiy or becuase of security measures not unther the occupants control.
Describe Educational Occupancy
Includes all building or portionsof building used for educations purposed through the 12th grade by six ormore persons for 4 or more hours / day or 12 hours / week.
Describe Detention and Correction Occupancy
Used to house individuals under varied degrees of restraint or security and are occupied by persons who are mostly incapable of self-preservation because of security measures not under their control.
Detention and Correction occupancies include:
Adult and juvenile substance abuse cneters, Adult and juvenile work camps, Adult community residential centers, Adult correctional institutions, Adult local detention facilities, Juvenile community residential cetners, Juvenile detention facilities, Juvenile training schools
Describe Residential occupancy:
Those occupancies in which sleeping accommodations are provided for normal residntial purposed nad include all buildihng desinged to provide sleeping accomodations.
Residential occupancies include:
Hotesl, motels and dormitories, Apartment buildings, Lodging or rooming houses, One and Two familyt dwellings, and Board and Care Facilities.
Describe Mercantile Occupancy:
Includes stores, markets and other rooms, buildings or structures for the display and sale of merchandise.
What is included in Mercantile Occupancy?
Acution rooms, Department stores, Drugstores, Shopping centers, Supermarkets.
Used for the transaction of business (other than mercantile), for the keeping of accounts and recors, and for similar purposes is called __________ occupancy
Business
Air traffic control towers, City halls, College and Universigy instructional buildings, classrooms under 50 persons and insctructional laboratories, Courhouses, Dentists offices, Doctors Offices, General Offices, Outpatient Clinics, ambulatory, Town Halls are included in what occupancy?
Business
What occupancy group includes factories making products of allkinds adn properties devoted to operations such as processing, assembling, mixing, packaging, finishing or decorating and repairing
Industrial
Dry cleaning plants, Factories of all kinds, Food processing plants, Gas plants, Hangars (for servicing/maintenance), Laundries, Power plants, Pumping stations, Refineries, Sawmills, Telephone exchanges are included in what occupancy?
Industrial
What occupancy includes all buildings or structures utilize primarity for the storage or sheltering of goods, merchanidise, products, vehicles, or animals
Storage Occupancy
The following are included in what occupancy: Barns, Bulk oil storage, Cold storage, Freight terminals, Grain elevators, Hangars (for storage only), Parking structures, Stables, Truck and marine terminals, Warehouses.
Storage Occupancy
What occupancy includes all buildings or portions of buildings in which four or more clients receive care, maintenance, and supervision, by other than their relatives or legal guardians, for less then 24 hours per day.
Day-Care
The following are included in what occupancy: Child day care, Adult day care (except where part of a health care facility), Nursery schools, Day-care homes, Kindergarten class that are incidental to a child day-care occupancy.
Day-Care
Describe Mixed Occupancy:
Where two or more classes of occupancy occurin the same building or structure and are intermingles so that separate safeguards are impracticle, means of egress facilities, construction, protection, and other safeguardsshall comply with the most restrictive life safety requirements of the occupancies involved.
ANSI 117.1
American National Standard for Accessible and Usable Buildings & Faciilities
Area of Refuge is either:
- A story which is protected throughout by an apporved, supervised automatic sprinkler systme and at least 2 accessible rooms or spaces separated from each other by smoke-resisting paritions OR 2. A space, in a path of travel elading to a public way, that is protected fromthe effects of fire, either by means of separation fromother spacesin the same builind or by virtue of locations, thereby permitting a delay in egress travel from any level.
Exit:
The portion of a means of egress that is separated from all other spaces of the building or structure by construction or equipment
Exit discharge
The portionof a means of egress between the termination of an exit and a public way
Means of Egress:
A continuous and unobstructed way of trael from any point in a building or structure to a public way constisting of three separate and distinct parts (1) the exit access, (2) the exit and (3) the exit discharge
Horizontal exit:
A way of passage from one building to an area of refuge in another building on approximately the same level, or a way of passage through or around a fire barrier to an area of refuge on approximately the same level in the same building that affords safety from fire and smoke originating from the area of incidence and areas communitcating therewith.
Ramp:
Has a slope greater than 1 in 20
Minimum ht of ceiling in means of egress areas:
7’-6”
Min ht above finish floor for any projections from the ceiling:
6’-8”
Minimum headroom on stairs:
6’-8” measured vertically above a plane parallel to and tangent with the most forward projection of the stair tread.
Minimum ht of open side that would require a guard to be installed:
30”
Minimum clear width of door openings in a means of egress:
32”
Door swing into a means of egress corridor cannot:
Obstruct more than half the means of egress width while opening, or project more than 7” into the width when fully opened.
Minimum clear width of stairs and ramps, clear of all obstruction except projectsionnot more the 3 1/2” at or below handrail ht on each side
44” (36” where total occumpnat load of all stories servded by staiway is fewer than 50
Maximum riser ht of stairs:
7” (Existing Bldg Class A - 7 1/2”, Class B - 8”)
