Missouri Code of State Regulations › Title 9 - DEPARTMENT OF MENTAL HEALTH › Division 45 - Division of Developmental Disabilities › Chapter 5 - Standards for Community-Based Services › Section 9 CSR 45-5.105 - Definitions for Fire Safety Rules

Current through Register Vol. 49, No. 14, July 15, 2024
PURPOSE: This rule establishes definitionsfor the
				  fire safety rules promulgated underthis chapter.
(1) The following terms shall mean:
(A) Alterations, changes made to the
				structure or floor plan of the facility by removing or adding walls and doors
				or adding space;
(B) Commercial
				range is any range or stovetop classified as commercial by the manufacturer or
				larger in size than a common residential range, equipped with four (4) or more
				burners/elements and may be equipped with a cooking grill or griddle
				surface;
(C) Dead-end is a corridor
				or hallway with no exit at the end that causes occupants to retrace their path
				to reach an exit;
(D) Department of
				Public Safety, Division of Fire Safety is the state agency to which the
				department delegates its authority for fire safety inspections of on-site day
				habilitation programs and waiver group homes subject to rules promulgated under
				9 CSR 45 Chapter 5;
(E) Exit is the portion of a means of egress that is
				separated from all other areas of the building or structure by construction or
				equipment required to provide a protected way of travel to the exit discharge.
				Exits include exterior exit doors, exit passageways, horizontal exits,
				separated exit stairs, and separated exit ramps;
(F) Exit access is the
				portion of a means of egress that leads to an exit;
(G) Exit discharge is
				the portion of a means of egress between the termination of an exit and a
				public way;
(H) Fire barrier is a structural element, either
				vertical or horizontal, such as a wall or floor assembly that is designed and
				constructed with a specified fire resistance rating to limit the spread of fire
				and restrict the movement of smoke. Such barriers may have protected
				openings;
(I) Fire door is a combination of the fire door,
				frame, hardware and other accessories which together provide a specific degree
				of fire protection to the opening;
(J) Fire resistance
				rating is the length of time in minutes or hours that materials or structural
				elements can withstand fire exposure;
(K) Flame resistant
				material is the property of material or their structural elements that prevents
				or retards the passage of excessive heat, hot gases, or flames under the
				conditions in which they are used;
(L) Flame retardant is
				a chemical applied to material or other substance that is designed to retard
				ignition or the spread of fire;
(M) Home type range is
				a typical home type cooking stove;
(N) Interior finish
				includes the interior wall and ceiling finish, and interior floor
				finish;
(O) Level exit discharge is a horizontal plane that is
				located from the point at which an exit terminates and the exit discharge
				begins. The horizontal plane shall not vary more than two inches (2") in rise
				or fall;
(P) Level is the portion of a building included
				between the upper surface of a floor and the ceiling above it, or any upper
				surface of a floor and the ceiling above it that is separated by more than five
				(5) steps on a stairway;
(Q) Means of egress is
				a continuous and unobstructed way of travel from any point in a building or
				structure to a public way. A means of egress consists of three (3) distinct
				parts: the exit access, the exit, and the exit discharge;
(R)
				Means of escape is a way out of a residential unit that does not conform to the
				strict definition of means of egress but does meet the intent of the definition
				by providing an alternative way out of a building;
(S) Mixed occupancy is
				when a facility is located in the same building or structure as another
				occupancy. This may include a business or place of assembly;
(T) Non-combustible material is a material
				that, in the form in which it is used and under the conditions anticipated,
				will not ignite, burn, support combustion, or release flammable vapors when
				subjected to fire or heat. Examples of such materials include steel, concrete,
				and masonry.
(U) Public way is a street, alley, or other similar
				parcel of land essentially open to the outside air that is deeded, dedicated,
				or otherwise permanently appropriated to the public for public use and having a
				clear width and height of not less than ten feet (10');
(V)
				Remote exit or means of egress is when two (2) exits or two (2) exit access
				doors are required. Each exit or exit access door shall be placed at a distance
				apart equal to at least one-half (1/2) the length of the maximum overall
				diagonal dimension of the building or area to be used;
(W)
				Self-closing means to be equipped with an approved device that will ensure
				closing after having been opened;
(X) Smoke barrier is a
				structural element, either vertical or horizontal, such as a wall, floor, or
				ceiling assembly that is designed and constructed to restrict the movement of
				smoke. A smoke barrier may or may not have a fire resistance rating;
(Y)
				Supervised automatic sprinkler system is a system with the initiating devices
				monitored by the fire alarm control panel. This may include switches used to
				monitor the position of valves, a low air pressure switch, a water flow switch,
				and a tamper switch; and
(Z) Waiver
				Group Home- a residential facility owned and operated by a provider that
				provides Medicaid waiver services. A certified group home is similar in
				appearance to a single-family dwelling and provides care, supervision, and
				skills training in activities of daily living, home management, and community
				integration. Group homes do not provide shared living or individualized
				supported living services.